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— William Herschel

NASA

NASA Study Suggests Saturn’s Moon Titan May Not Have Global Ocean

NASA - Breaking News - Wed, 12/17/2025 - 11:01am

6 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater) This artist’s concept depicts NASA’s Cassini spacecraft performing one of its many close flybys of Titan, Saturn’s largest moon. By analyzing the Doppler shift of radio signals traveling to and from Earth, the mission precisely measured Titan’s gravity field.NASA/JPL-Caltech

A key discovery from NASA’s Cassini mission in 2008 was that Saturn’s largest moon Titan may have a vast water ocean below its hydrocarbon-rich surface. But reanalysis of mission data suggests a more complicated picture: Titan’s interior is more likely composed of ice, with layers of slush and small pockets of warm water that form near its rocky core.  

Led by researchers at NASA’s Jet Propulsion Laboratory in Southern California and published in the journal Nature on Wednesday, the new study could have implications for scientists’ understanding of Titan and other icy moons throughout our solar system. 

“This research underscores the power of archival planetary science data. It is important to remember that the data these amazing spacecraft collect lives on so discoveries can be made years, or even decades, later as analysis techniques get more sophisticated,” said Julie Castillo-Rogez, senior research scientist at JPL and a coauthor of the study. “It’s the gift that keeps giving.” 

To remotely probe planets, moons, and asteroids, scientists study the radio frequency communications traveling back and forth between spacecraft and NASA’s Deep Space Network. It’s a multilayered process. Because a moon’s body may not have a uniform distribution of mass, its gravity field will change as a spacecraft flies through it, causing the spacecraft to speed up or slow down slightly. In turn, these variations in speed alter the frequency of the radio waves going to and from the spacecraft — an effect known as Doppler shift. Analyzing the Doppler shift can lend insight into a moon’s gravity field and its shape, which can change over time as it orbits within its parent planet’s gravitational pull. 

This shape shifting is called tidal flexing. In Titan’s case, Saturn’s immense gravitational field squeezes the moon when Titan is closer to the planet during its slightly elliptical orbit, and it stretches the moon when it is farthest. Such flexing creates energy that is lost, or dissipated, in the form of internal heating. 

When mission scientists analyzed radio-frequency data gathered during the now-retired Cassini mission’s 10 close approaches of Titan, they found the moon to be flexing so much that they concluded it must have a liquid interior, since a solid interior would have flexed far less. (Think of a balloon filled with water versus a billiard ball.)  

New technique 

The new research highlights another possible explanation for this malleability: an interior composed of layers featuring a mix of ice and water that allows the moon to flex. In this scenario, there would be a lag of several hours between Saturn’s tidal pull and when the moon shows signs of flexing — much slower than if the interior were fully liquid. A slushy interior would also exhibit a stronger energy dissipation signature in the moon’s gravity field than a liquid one, because these slush layers would generate friction and produce heat when the ice crystals rub against one another. But there was nothing apparent in the data to suggest this was happening. 

So the study authors, led by JPL postdoctoral researcher Flavio Petricca, looked more closely at the Doppler data to see why. By applying a novel processing technique, they reduced the noise in the data. What emerged was a signature that revealed strong energy loss deep inside Titan. The researchers interpreted this signature to be coming from layers of slush, overlaid by a thick shell of solid ice. 

Based on this new model of Titan’s interior, the researchers suggest that the only liquid would be in the form of pockets of meltwater. Heated by dissipating tidal energy, the water pockets slowly travel toward the frozen layers of ice at the surface. As they rise, they have the potential to create unique environments enriched by organic molecules being supplied from below and from material delivered via meteorite impacts on the surface.  

“Nobody was expecting very strong energy dissipation inside Titan. But by reducing the noise in the Doppler data, we could see these smaller wiggles emerge. That was the smoking gun that indicates Titan’s interior is different from what was inferred from previous analyses,” said Petricca. “The low viscosity of the slush still allows the moon to bulge and compress in response to Saturn’s tides, and to remove the heat that would otherwise melt the ice and form an ocean.” 

Potential for life 

“While Titan may not possess a global ocean, that doesn’t preclude its potential for harboring basic life forms, assuming life could form on Titan. In fact, I think it makes Titan more interesting,” Petricca added. “Our analysis shows there should be pockets of liquid water, possibly as warm as 20 degrees Celsius (68 degrees Fahrenheit), cycling nutrients from the moon’s rocky core through slushy layers of high-pressure ice to a solid icy shell at the surface.” 

More definitive information could come from NASA’s next mission to Saturn. Launching no earlier than 2028, the agency’s Dragonfly mission to the hazy moon could provide the ground truth. The first-of-its-kind rotorcraft will explore Titan’s surface to investigate the moon’s habitability. Carrying a seismometer, the mission may provide key measurements to probe Titan’s interior, depending on what seismic events occur while it is on the surface. 

More about Cassini 

The Cassini-Huygens mission was a cooperative project of NASA, ESA (European Space Agency), and the Italian Space Agency. A division of Caltech in Pasadena, JPL managed the mission for NASA’s Space Mission Directorate in Washington and designed, developed, and assembled the Cassini orbiter. 

To learn more about NASA’s Cassini mission, visit:

https://science.nasa.gov/mission/cassini/

News Media Contacts 

Ian J. O’Neill 
Jet Propulsion Laboratory, Pasadena, Calif. 
818-354-2649 
ian.j.oneill@jpl.nasa.gov 

Karen Fox / Alana Johnson 
NASA Headquarters, Washington
202-358-1600 / 202-358-1501 
karen.c.fox@nasa.gov / alana.r.johnson@nasa.gov 

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Categories: NASA

New Landsat Science Team Announced

NASA News - Wed, 12/17/2025 - 10:36am

By USGS Landsat Missions

The U.S. Geological Survey, in cooperation with NASA, has named the new Landsat Science Team that will support the world’s longest-running Earth observation mission for a planned 2026-2030 term. 

The team brings together experts from universities, private industry, and federal and international agencies to help the U.S. Geological Survey (USGS) and NASA ensure Landsat continues delivering trusted, publicly available data that supports disaster response, agricultural management, water resources, land stewardship, and national security. 
 

Science Focus Areas of the New Landsat Science Team (2026–2030)

The Landsat Science Team supports the USGS and NASA in maintaining scientific integrity, data quality, and mission continuity across the Landsat program. Their work informs mission planning and development and helps maximize the value of the Landsat archive through improved data products, expanded applications and strategic insight that helps the Landsat program continue to serve the public effectively.

The Landsat Science Team will provide collective analysis and advice on a range of priority issues as defined by the USGS and NASA. In addition, each team member will lead research on a variety of topical areas deemed to be of interest to the Landsat program. 

Research areas include atmospheric correction and calibration methods to ensure consistent reflectance across the Landsat archive. Team members will also look at improving data processing pipelines and interoperability with international satellite systems to support integrated Earth observations. Several studies are focused on land-surface processes, including crop condition, evapotranspiration, soil and residue detection, and non-photosynthetic vegetation, which support agricultural monitoring and conservation. 

Water cycle and aquatic focused research includes inland and coastal water-quality mapping, harmful algal bloom detection, and refined snow cover characterization. Additional studies address fire monitoring, volcanic activity, and geothermal systems. Other work is centered on developing tools that help translate Landsat data into actionable products for science, management, and policy.
 

The Landsat Science Team members and their planned research: 

Atmospheric Correction and Calibration

Pathfinding the steps to ensure global analysis ready consistent reflectance from the Landsat MSS to Landsat Next era

  • Dr. David Roy (PI), Michigan State University
  • Dr. Hankui K. Zhang, South Dakota State University
  • Dr. Lin Yan, Michigan State University

Fully probabilistic atmospheric correction for Landsat

  • Dr. Nimrod Carmon (PI), University of California, Los Angeles
  • Dr. Gregory Okin, University of California, Los Angeles

Maintenance and Refinement of the Land Surface Reflectance Code (LaSRC) for Landsat and Sentinel 2

  • Dr. Eric Vermote (PI), NASA Goddard Space Flight Center

Towards a harmonized atmospheric correction for EnMAP, CHIME, Landsat archive, and Landsat Next observables

  • Dr. Raquel De Los Reyes (PI), The German Aerospace Center (DLR)

Interoperability and Data Processing

Synergistic data processing pipelines for Landsat and European satellite missions

  • Dr. David Frantz (PI), Trier University
  • Dr. Patrick Hostert, Humboldt University of Berlin
  • Dr. Sebastian van der Linden, University of Greifswald
  • Dr. Dirk Pflugmacher, Humboldt University of Berlin
  • Dr. Cornelius Senf, Technical University of Munich

Stronger together – next generation interoperability for Landsat and Copernicus 

  • Dr. Peter Strobl (PI), European Commission

Maximizing the impact of interoperable Landsat Analysis-Ready Surface Reflectance for Operational Land, Water and Antarctic Monitoring

  • Medhavy Thankappan (PI), Geoscience Australia
  • Dr. Kimberlee Baldry, Geoscience Australia
  • Dr. Courtney Bright, Commonwealth Scientific and Industrial Research Organisation (CSIRO)

Agriculture, Vegetation, and Land Surface Processes

Developing non-photosynthetic vegetation cover capabilities for Landsat Next

  • Dr. Phillip Dennison (Co-PI), University of Utah
  • Dr Michael Campbell (Co-PI), University of Utah

Improving and synergizing Landsat evapotranspiration and albedo using multi-satellite observations

  • Dr. Yun Yang (PI), Cornell University
  • Dr. Zhuosen Wang, University of Maryland

OpenET: Supporting US sustainable water management with Landsat

  • Dr. Forrest Melton (PI), NASA Earth Science Division

From leaf to Landsat: A multi-scale approach to developing information for agricultural management from Landsat Next

  • Dr. Kyle Kipper (PI), USDA Agriculture Research Service
  • Dr. Martha Anderson, USDA Agriculture Research Service

Measuring Agricultural Conservation Land Cover with Next Generation Earth Observation: Detecting Green Vegetation, Crop Residue, and Soil in the Context of Surface Moisture Variability

  • Dr. Dean Hively (PI), USGS Lower Mississippi Water Science Center

Tracking Crop Growth and Condition in Near Real-time Using Harmonized Landsat and Sentinel-2 Data

  • Dr. Feng Gao (PI), USDA Agriculture Research Service

Water, Snow, and Aquatic Systems

Harmonizing inland and coastal water quality monitoring from the Landsat Program: Harmful algal blooms

  • Dr. Ryan O’Shea (PI), Science Systems and Applications, Inc

Next generation snow cover mapping and establishment of a long-term ground validation site

  • Dr. Edward Bair (PI), Leidos, Inc.

Fire and Disturbance

Advancing fire monitoring with Landsat Next and Canada’s WildFireSat

  • Dr. Morgan Crowley (PI), Canadian Forest Service

Volcanoes and Geothermal Systems

Characterizing/monitoring active volcanoes and geothermal systems with Landsat

  • Dr. Greg Vaughan (PI), USGS Astrogeology Science Center

Science Applications and User Engagement

From pixels to products to policy: Creating and sharing information to advance science and applications with Landsat

  • Dr. Mike Wulder (PI), Canadian Forest Service
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Categories: NASA

New Landsat Science Team Announced

NASA - Breaking News - Wed, 12/17/2025 - 10:36am

By USGS Landsat Missions

The U.S. Geological Survey, in cooperation with NASA, has named the new Landsat Science Team that will support the world’s longest-running Earth observation mission for a planned 2026-2030 term. 

The team brings together experts from universities, private industry, and federal and international agencies to help the U.S. Geological Survey (USGS) and NASA ensure Landsat continues delivering trusted, publicly available data that supports disaster response, agricultural management, water resources, land stewardship, and national security. 
 

Science Focus Areas of the New Landsat Science Team (2026–2030)

The Landsat Science Team supports the USGS and NASA in maintaining scientific integrity, data quality, and mission continuity across the Landsat program. Their work informs mission planning and development and helps maximize the value of the Landsat archive through improved data products, expanded applications and strategic insight that helps the Landsat program continue to serve the public effectively.

The Landsat Science Team will provide collective analysis and advice on a range of priority issues as defined by the USGS and NASA. In addition, each team member will lead research on a variety of topical areas deemed to be of interest to the Landsat program. 

Research areas include atmospheric correction and calibration methods to ensure consistent reflectance across the Landsat archive. Team members will also look at improving data processing pipelines and interoperability with international satellite systems to support integrated Earth observations. Several studies are focused on land-surface processes, including crop condition, evapotranspiration, soil and residue detection, and non-photosynthetic vegetation, which support agricultural monitoring and conservation. 

Water cycle and aquatic focused research includes inland and coastal water-quality mapping, harmful algal bloom detection, and refined snow cover characterization. Additional studies address fire monitoring, volcanic activity, and geothermal systems. Other work is centered on developing tools that help translate Landsat data into actionable products for science, management, and policy.
 

The Landsat Science Team members and their planned research: 

Atmospheric Correction and Calibration

Pathfinding the steps to ensure global analysis ready consistent reflectance from the Landsat MSS to Landsat Next era

  • Dr. David Roy (PI), Michigan State University
  • Dr. Hankui K. Zhang, South Dakota State University
  • Dr. Lin Yan, Michigan State University

Fully probabilistic atmospheric correction for Landsat

  • Dr. Nimrod Carmon (PI), University of California, Los Angeles
  • Dr. Gregory Okin, University of California, Los Angeles

Maintenance and Refinement of the Land Surface Reflectance Code (LaSRC) for Landsat and Sentinel 2

  • Dr. Eric Vermote (PI), NASA Goddard Space Flight Center

Towards a harmonized atmospheric correction for EnMAP, CHIME, Landsat archive, and Landsat Next observables

  • Dr. Raquel De Los Reyes (PI), The German Aerospace Center (DLR)

Interoperability and Data Processing

Synergistic data processing pipelines for Landsat and European satellite missions

  • Dr. David Frantz (PI), Trier University
  • Dr. Patrick Hostert, Humboldt University of Berlin
  • Dr. Sebastian van der Linden, University of Greifswald
  • Dr. Dirk Pflugmacher, Humboldt University of Berlin
  • Dr. Cornelius Senf, Technical University of Munich

Stronger together – next generation interoperability for Landsat and Copernicus 

  • Dr. Peter Strobl (PI), European Commission

Maximizing the impact of interoperable Landsat Analysis-Ready Surface Reflectance for Operational Land, Water and Antarctic Monitoring

  • Medhavy Thankappan (PI), Geoscience Australia
  • Dr. Kimberlee Baldry, Geoscience Australia
  • Dr. Courtney Bright, Commonwealth Scientific and Industrial Research Organisation (CSIRO)

Agriculture, Vegetation, and Land Surface Processes

Developing non-photosynthetic vegetation cover capabilities for Landsat Next

  • Dr. Phillip Dennison (Co-PI), University of Utah
  • Dr Michael Campbell (Co-PI), University of Utah

Improving and synergizing Landsat evapotranspiration and albedo using multi-satellite observations

  • Dr. Yun Yang (PI), Cornell University
  • Dr. Zhuosen Wang, University of Maryland

OpenET: Supporting US sustainable water management with Landsat

  • Dr. Forrest Melton (PI), NASA Earth Science Division

From leaf to Landsat: A multi-scale approach to developing information for agricultural management from Landsat Next

  • Dr. Kyle Kipper (PI), USDA Agriculture Research Service
  • Dr. Martha Anderson, USDA Agriculture Research Service

Measuring Agricultural Conservation Land Cover with Next Generation Earth Observation: Detecting Green Vegetation, Crop Residue, and Soil in the Context of Surface Moisture Variability

  • Dr. Dean Hively (PI), USGS Lower Mississippi Water Science Center

Tracking Crop Growth and Condition in Near Real-time Using Harmonized Landsat and Sentinel-2 Data

  • Dr. Feng Gao (PI), USDA Agriculture Research Service

Water, Snow, and Aquatic Systems

Harmonizing inland and coastal water quality monitoring from the Landsat Program: Harmful algal blooms

  • Dr. Ryan O’Shea (PI), Science Systems and Applications, Inc

Next generation snow cover mapping and establishment of a long-term ground validation site

  • Dr. Edward Bair (PI), Leidos, Inc.

Fire and Disturbance

Advancing fire monitoring with Landsat Next and Canada’s WildFireSat

  • Dr. Morgan Crowley (PI), Canadian Forest Service

Volcanoes and Geothermal Systems

Characterizing/monitoring active volcanoes and geothermal systems with Landsat

  • Dr. Greg Vaughan (PI), USGS Astrogeology Science Center

Science Applications and User Engagement

From pixels to products to policy: Creating and sharing information to advance science and applications with Landsat

  • Dr. Mike Wulder (PI), Canadian Forest Service
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Categories: NASA

NASA Langley Research Center: 2025 Year in Review 

NASA News - Wed, 12/17/2025 - 9:58am
10 Min Read NASA Langley Research Center: 2025 Year in Review 

The future of flight, space exploration, and science starts at NASA’s Langley Research Center in Hampton, Virginia, where we have been advancing innovation for more than 100 years. Join us as we look back at NASA Langley’s achievements in 2025 that continued our storied legacy of pushing the boundaries of what is possible. 

Langley Researchers Explore MARVL-ous Technology for Future Trips to Mars    Modular Assembled Radiators for Nuclear Electric Propulsion Vehicles, or MARVL, aims to take a critical element of nuclear electric propulsion, its heat dissipation system, and divide it into smaller components that can be assembled robotically and autonomously in space. This is an artist’s rendering of what the fully assembled system might look like.NASA

As NASA returns astronauts to the Moon through the agency’s Artemis campaign in advance of human exploration of Mars, researchers at Langley are exploring technology that could significantly reduce travel time to the Red Planet. Modular Assembled Radiators for Nuclear Electric Propulsion Vehicles, or MARVL, would use robots for in-space assembly of elements needed to enable nuclear electric propulsion of future spacecraft, which could transform travel to deep space. 

NASA Cameras Catch First-of-its-Kind Moon Close-up 

The Moon was ready for its close-up in March, when cameras developed by a Langley team captured first-of-its-kind imagery of a lunar lander’s engine plumes interacting with the Moon’s surface during Firefly Aerospace’s Blue Ghost Mission 1. Information gathered from images like this is critical in helping NASA prepare for future crewed and uncrewed lunar landings.    

Stellar Event Offers NASA Rare Look at Uranus  This rendering demonstrates what is happening during a stellar occultation and illustrates an example of the light curve data graph recorded by scientists that enables them to gather atmospheric measurements, like temperature and pressure, from Uranus as the amount of starlight changes when the planet eclipses the star.NASA/Langley Research Center Advanced Concepts Laboratory

In April, planetary scientists at Langley led an international team of astronomers during a cosmic alignment three decades in the making: a rare opportunity to study Uranus. The one-hour event gave them a glimpse into the planet’s atmosphere, information that could enable future Uranus exploration efforts.  

NASA Instrument Measures Wind for Improved Weather Forecasts  This visualization shows AWP 3D measurements gathered on Oct. 15, 2024, as NASA’s G-III aircraft flew along the East Coast of the U.S. and across the Great Lakes region. Laser light that returns to AWP as backscatter from aerosol particles and clouds allows for measurement of wind direction, speed, and aerosol concentration as seen in the separation of data layers. NASA Scientific Visualization Studio

Severe or extreme weather can strike in a moment’s notice, and having the tools to accurately predict weather events can help save lives and property. Scientists at Langley have developed and are testing an instrument that uses laser technology to gather precise wind measurements, data that is a crucial element for accurate weather forecasting. 

Langley Researchers Develop New Technique to Test Long, Flexible Booms  Researchers look at a bend that occurred in the 94-foot triangular, rollable and collapsible boom during an off-axis compression test.NASA/David C. Bowman

Gravity can create issues when testing materials for space, but Langley researchers have found a way to successfully use gravity and height when testing long composite booms. Testing these composite booms is important because they could support space exploration in a variety of ways, including being used to build structures that could support humans living and working on the Moon. 

NASA Imaging Team Supports Missions to Advance Space Exploration, Science  A rendering of a space capsule from The Exploration Company re-entering Earth’s atmosphere.Image courtesy of The Exploration Company

A Langley team that specializes in capturing imagery-based engineering datasets from spacecraft during launch and reentry continued its work in 2025, including support of a European aerospace company’s test flight in June. Not only does the team support a variety of missions to advance the agency’s work, but they also collaborate with the private sector as NASA works to open space to more science, people, and opportunities. 

NASA Instrument Uses Moonlight for Improved Space Measurements  An artist’s rendering of NASA’s Arcstone instrument on-orbit gathering measurements of lunar reflectance.Blue Canyon Technologies

One of the most challenging tasks in remote sensing from space is achieving required instrument calibration on-orbit. Langley scientists are addressing the challenge head on through the Arcstone mission, an instrument that launched in June and aims to establish the Moon as a cost-efficient, high-accuracy calibration reference. Once established, the new standard can be applied to past, present, and future spaceborne sensors and satellite constellations. Arcstone uses a spectrometer, a scientific instrument that measures and analyzes light, to measure lunar spectral reflectance.  

NASA Mission Continues Monitoring Air We Breathe  By measuring nitrogen dioxide (NO2) and formaldehyde (HCHO), TEMPO can derive the presence of near-surface ozone. On Aug. 2, 2024 over Houston, TEMPO observed exceptionally high ozone levels in the area. On the left, NO2 builds up in the atmosphere over the city and over the Houston Ship Channel. On the right, formaldehyde levels are seen reaching a peak in the early afternoon. Formaldehyde is largely formed through the oxidation of hydrocarbons, an ingredient of ozone production, such as those that can be emitted by petrochemical facilities found in the Houston Ship Channel. NASA’s Scientific Visualization Studio

The success of NASA’s Tropospheric Emissions: Monitoring of Pollution mission, or TEMPO, earned the mission an extension, meaning the work to monitor Earth’s air quality from 22,000 miles above the ground will continue through at least September 2026. The Langley-led mission launched in 2023 and is NASA’s first to use a spectrometer, a scientific instrument that measures and analyzes light, to gather hourly air quality data continuously over North America during daytime hours. The data gathered is distributed freely to the public, giving air quality forecasters, scientists, researchers, and your next-door neighbor access to quality information about the air we breathe down to the neighborhood level. 

NASA Tests New, Innovative Tech to Enable Faster Launches at Lower Costs  The fully assembled and tested Athena EPIC satellite which incorporates eight HISats mounted on a mock-up of a SpaceX provided launch pedestal which will hold Athena during launch.NovaWurks

 NASA’s Athena Economical Payload Integration Cost mission, or Athena EPIC, launched in July with the goal to shape a future path to launch that saves taxpayers money and expedites access to space. Athena EPIC was the first NASA-led mission led to utilize HISat technology, small satellites engineered to aggregate, share resources, and conform to different sizes and shapes. Langley’s scientists designed and built the Athena sensor with spare parts from NASA’s CERES (Clouds and the Earth’s Radiant Energy System) mission to gather top of atmosphere measurements. Athena EPIC demonstrates a novel way to launch Earth-observing instruments into orbit quicker and more economically. 

Drop Test at Langley Offers Research, Data for Potential Air Taxi Designs  

The future of air travel includes the safe integration of drones and air taxis into our airspace for passenger transport, cargo delivery, and public service capabilities. That is why NASA is investigating and testing potential air taxi materials and designs to help the aviation industry better understand how those materials behave under impact. Data collected from a drop test at Langley’s Landing and Impact Research Facility in June will help in the development of safety regulations for advanced air mobility aircraft, leading to safer designs.    

Langley Wind Tunnel Tests Help Support Advanced Air Mobility Aircraft Development  NASA researcher Norman W. Schaeffler adjusts a propellor, which is part of a 7-foot wing model that was recently tested at NASA’s Langley Research Center in Hampton, Virginia. In May and June, NASA researchers tested the wing in the 14-by-22-Foot Subsonic Wind Tunnel to collect data on critical propeller-wing interactions. The lessons learned will be shared with the public to support advanced air mobility aircraft development.NASA/Mark Knopp

NASA advanced the future of air taxis and autonomous cargo drones by testing a 7-foot wing model in Langley’s 14-by-22-Foot Subsonic Wind Tunnel. This effort produced data on critical propeller-wing interactions, as well as data relevant to cruise, hover, and transition conditions for advanced air mobility aircraft. The results will help validate next-generation design tools and accelerate safe, reliable development across the advanced air mobility industry. 

 

NASA Tests Air Taxi Tech for Future Aircraft Development  The Research Aircraft for electric Vertical takeoff and landing Enabling techNologies Subscale Wind Tunnel and Flight Test undergoes a free flight test on the City Environment Range Testing for Autonomous Integrated Navigation range at NASA’s Langley Research Center in Hampton, Virginia on April 22, 2025.NASA/Rob Lorkiewicz

The lack of publicly available engineering and flight data to help address technical barriers in the design and development of new electric vertical takeoff and landing (eVTOL) aircraft is a challenge for researchers and engineers. That is why Langley researchers are using a research aircraft that provides real-world data, obtained through wind tunnel and flight tests, to help fill the information gap and check the accuracy of computer models for flight dynamics and controls. Making this data available to all is a key step in transforming the way we fly and safely integrating new aircraft into our nation’s airspace. 

NASA Material Flies High for Study of Long-Term Effects of Space   Robert Mosher, HIAD materials and processing lead at NASA Langley, holds up a piece of f webbing material, known as Zylon, which comprise the straps of the HIAD.NASA/Joe Atkinson

A material from NASA Langley is riding high as it orbits the Earth aboard a United States Space Force test vehicle, giving researchers a better understanding of how the material responds to long-duration exposure to the harsh vacuum of space. The strap material is a part of a Langley-developed aeroshell to protect spacecraft re-entering Earth’s atmosphere or to ensure their safe landing on other celestial bodies, such as Mars. Understanding how extended exposure to space affects the material is important as NASA prepares to send humans beyond the Moon. 

NASA Flights Study Impacts of Space Weather on Travelers  Frozen and rocky terrain in the Polar region observed from above Nuuk, Greenland during NASA’s SWXRAD science flights.NASA/Guillaume Gronoff

Data gathered during a Langley-led airborne science campaign late this summer could help protect air travelers on Earth and future space travelers to the Moon, Mars, and beyond from the health risks associated with radiation exposure. NASA’s Space Weather Aviation Radiation (SWXRAD) aircraft flight campaign took place in Greenland and measured the radiation dose level to air travelers from cosmic radiation. Researchers are using the information to enhance a modeling system that offers real-time global maps of the hazardous radiation in the atmosphere and creates exposure predictions for aircraft and spacecraft. 

NASA’s Dragonfly Completes Wind Tunnel Tests at Langley  Set up and testing of Dragonfly model in the Transonic Dynamics TunnelNASA/David C. Bowman

As NASA returns astronauts to the Moon through the Artemis campaign in preparation for human exploration of Mars, the agency also has its sights set on Saturn, specifically Saturn’s moon Titan. NASA’s Dragonfly, a car-sized rotorcraft set to launch no earlier than 2028, will explore Titan and try to discover how life began. This fall, engineers placed a full-scale test model representing half of the Dragonfly lander in Langley’s Transonic Dynamics Tunnel to evaluate how its rotor system performed in Titan-like conditions. The data will be integral in developing the rotorcraft’s flight plans and navigation software as it investigates multiple landing sites on Titan. 

NASA Offers Science, Technology, and Expertise During Disaster Response  True color imagery of Hurricane Milton on Oct. 7, 2024, from the NOAA-21 satellite. NASA / NOAA

In response to severe weather that impacted more than 10 states in November, the NASA Disasters Response Coordination System (DRCS) activated to support national partners. The DRCS is headquartered at Langley. NASA worked closely with the National Weather Service and the Federal Emergency Management Agency serving the central and southeastern U.S. to provide satellite data and expertise that help communities better prepare, respond, and recover. 

NASA’s X-59 Takes Flight 

In October, NASA’s Quesst mission celebrated a major milestone – the X-59 quiet supersonic one-of-a-kind research aircraft flew for the first time, a historic moment for aviation. The hard work, talent, and innovation of NASA engineers and project team members, including many based at NASA Langley, made this achievement possible. One of the notable traits of the X-59 is the eXternal Vision System (XVS) which allows the test pilots to safely maneuver the skies without a forward-facing window. This unique supersonic design feature was developed and tested at NASA Langley. 

The X-59’s first flight was a major step toward quiet supersonic flight over land, which could revolutionize air travel.

What a Blast! Langley Begins Plume-Surface Interaction Tests  Views of the 60-foot vacuum sphere in the which the plume-surface interaction testing is happening.NASA/Joe Atkinson

A team at NASA Langley is firing engine plumes into simulated lunar soil because as the United States returns to the Moon, both through NASA’s Artemis campaign and the commercialization of space, researchers need to understand the hazards that may occur when a lander’s engines blast away at the lunar dust, soil, and rocks. 

Langley Inspires Through Community Engagement, Educational Opportunities  NASA Langley highlights its Cirrus Design SR22 during Air Power Over Hampton Roads STEM Day. NASA/Angelique Herring

Langley connected with communities across Virginia and beyond to share the center’s work and impact, and inspire the next generation of explorers, scientists, and researchers. Thousands of spectators enjoyed hands-on activities and exhibits during the Air Power over Hampton Roads air show at Joint Base Langley-Eustis in Hampton, Virginia, where NASA Langley’s aviation past, present, and future were on full display. More than 2,300 students from across the nation eagerly participated in Langley’s 2025 Student Art Contest, and shared their artistic spin on the theme, “Our Wonder Changes the World.” Langley and Embry-Riddle Aeronautical University announced an agreement in September that will leverage Langley’s aerospace expertise and Embry-Riddle’s specialized educational programs and research to drive innovation in aerospace, research, education, and technology, while simultaneously developing a highly skilled workforce for the future of space exploration and advanced air mobility.  

Langley looks forward to another year of successes and advancements in 2026, as we continue to make the seemingly impossible, possible. 

Share Details Last Updated Dec 17, 2025 Related Terms Explore More 2 min read NextSTEP-3 B: Moon to Mars Architecture Studies Article 2 days ago 6 min read Retirement Article 1 week ago 2 min read NASA Demonstrates Safer Skies for Future Urban Air Travel  Article 1 week ago
Categories: NASA

NASA Langley Research Center: 2025 Year in Review 

NASA - Breaking News - Wed, 12/17/2025 - 9:58am
10 Min Read NASA Langley Research Center: 2025 Year in Review 

The future of flight, space exploration, and science starts at NASA’s Langley Research Center in Hampton, Virginia, where we have been advancing innovation for more than 100 years. Join us as we look back at NASA Langley’s achievements in 2025 that continued our storied legacy of pushing the boundaries of what is possible. 

Langley Researchers Explore MARVL-ous Technology for Future Trips to Mars    Modular Assembled Radiators for Nuclear Electric Propulsion Vehicles, or MARVL, aims to take a critical element of nuclear electric propulsion, its heat dissipation system, and divide it into smaller components that can be assembled robotically and autonomously in space. This is an artist’s rendering of what the fully assembled system might look like.NASA

As NASA returns astronauts to the Moon through the agency’s Artemis campaign in advance of human exploration of Mars, researchers at Langley are exploring technology that could significantly reduce travel time to the Red Planet. Modular Assembled Radiators for Nuclear Electric Propulsion Vehicles, or MARVL, would use robots for in-space assembly of elements needed to enable nuclear electric propulsion of future spacecraft, which could transform travel to deep space. 

NASA Cameras Catch First-of-its-Kind Moon Close-up 

The Moon was ready for its close-up in March, when cameras developed by a Langley team captured first-of-its-kind imagery of a lunar lander’s engine plumes interacting with the Moon’s surface during Firefly Aerospace’s Blue Ghost Mission 1. Information gathered from images like this is critical in helping NASA prepare for future crewed and uncrewed lunar landings.    

Stellar Event Offers NASA Rare Look at Uranus  This rendering demonstrates what is happening during a stellar occultation and illustrates an example of the light curve data graph recorded by scientists that enables them to gather atmospheric measurements, like temperature and pressure, from Uranus as the amount of starlight changes when the planet eclipses the star.NASA/Langley Research Center Advanced Concepts Laboratory

In April, planetary scientists at Langley led an international team of astronomers during a cosmic alignment three decades in the making: a rare opportunity to study Uranus. The one-hour event gave them a glimpse into the planet’s atmosphere, information that could enable future Uranus exploration efforts.  

NASA Instrument Measures Wind for Improved Weather Forecasts  This visualization shows AWP 3D measurements gathered on Oct. 15, 2024, as NASA’s G-III aircraft flew along the East Coast of the U.S. and across the Great Lakes region. Laser light that returns to AWP as backscatter from aerosol particles and clouds allows for measurement of wind direction, speed, and aerosol concentration as seen in the separation of data layers. NASA Scientific Visualization Studio

Severe or extreme weather can strike in a moment’s notice, and having the tools to accurately predict weather events can help save lives and property. Scientists at Langley have developed and are testing an instrument that uses laser technology to gather precise wind measurements, data that is a crucial element for accurate weather forecasting. 

Langley Researchers Develop New Technique to Test Long, Flexible Booms  Researchers look at a bend that occurred in the 94-foot triangular, rollable and collapsible boom during an off-axis compression test.NASA/David C. Bowman

Gravity can create issues when testing materials for space, but Langley researchers have found a way to successfully use gravity and height when testing long composite booms. Testing these composite booms is important because they could support space exploration in a variety of ways, including being used to build structures that could support humans living and working on the Moon. 

NASA Imaging Team Supports Missions to Advance Space Exploration, Science  A rendering of a space capsule from The Exploration Company re-entering Earth’s atmosphere.Image courtesy of The Exploration Company

A Langley team that specializes in capturing imagery-based engineering datasets from spacecraft during launch and reentry continued its work in 2025, including support of a European aerospace company’s test flight in June. Not only does the team support a variety of missions to advance the agency’s work, but they also collaborate with the private sector as NASA works to open space to more science, people, and opportunities. 

NASA Instrument Uses Moonlight for Improved Space Measurements  An artist’s rendering of NASA’s Arcstone instrument on-orbit gathering measurements of lunar reflectance.Blue Canyon Technologies

One of the most challenging tasks in remote sensing from space is achieving required instrument calibration on-orbit. Langley scientists are addressing the challenge head on through the Arcstone mission, an instrument that launched in June and aims to establish the Moon as a cost-efficient, high-accuracy calibration reference. Once established, the new standard can be applied to past, present, and future spaceborne sensors and satellite constellations. Arcstone uses a spectrometer, a scientific instrument that measures and analyzes light, to measure lunar spectral reflectance.  

NASA Mission Continues Monitoring Air We Breathe  By measuring nitrogen dioxide (NO2) and formaldehyde (HCHO), TEMPO can derive the presence of near-surface ozone. On Aug. 2, 2024 over Houston, TEMPO observed exceptionally high ozone levels in the area. On the left, NO2 builds up in the atmosphere over the city and over the Houston Ship Channel. On the right, formaldehyde levels are seen reaching a peak in the early afternoon. Formaldehyde is largely formed through the oxidation of hydrocarbons, an ingredient of ozone production, such as those that can be emitted by petrochemical facilities found in the Houston Ship Channel. NASA’s Scientific Visualization Studio

The success of NASA’s Tropospheric Emissions: Monitoring of Pollution mission, or TEMPO, earned the mission an extension, meaning the work to monitor Earth’s air quality from 22,000 miles above the ground will continue through at least September 2026. The Langley-led mission launched in 2023 and is NASA’s first to use a spectrometer, a scientific instrument that measures and analyzes light, to gather hourly air quality data continuously over North America during daytime hours. The data gathered is distributed freely to the public, giving air quality forecasters, scientists, researchers, and your next-door neighbor access to quality information about the air we breathe down to the neighborhood level. 

NASA Tests New, Innovative Tech to Enable Faster Launches at Lower Costs  The fully assembled and tested Athena EPIC satellite which incorporates eight HISats mounted on a mock-up of a SpaceX provided launch pedestal which will hold Athena during launch.NovaWurks

 NASA’s Athena Economical Payload Integration Cost mission, or Athena EPIC, launched in July with the goal to shape a future path to launch that saves taxpayers money and expedites access to space. Athena EPIC was the first NASA-led mission led to utilize HISat technology, small satellites engineered to aggregate, share resources, and conform to different sizes and shapes. Langley’s scientists designed and built the Athena sensor with spare parts from NASA’s CERES (Clouds and the Earth’s Radiant Energy System) mission to gather top of atmosphere measurements. Athena EPIC demonstrates a novel way to launch Earth-observing instruments into orbit quicker and more economically. 

Drop Test at Langley Offers Research, Data for Potential Air Taxi Designs  

The future of air travel includes the safe integration of drones and air taxis into our airspace for passenger transport, cargo delivery, and public service capabilities. That is why NASA is investigating and testing potential air taxi materials and designs to help the aviation industry better understand how those materials behave under impact. Data collected from a drop test at Langley’s Landing and Impact Research Facility in June will help in the development of safety regulations for advanced air mobility aircraft, leading to safer designs.    

Langley Wind Tunnel Tests Help Support Advanced Air Mobility Aircraft Development  NASA researcher Norman W. Schaeffler adjusts a propellor, which is part of a 7-foot wing model that was recently tested at NASA’s Langley Research Center in Hampton, Virginia. In May and June, NASA researchers tested the wing in the 14-by-22-Foot Subsonic Wind Tunnel to collect data on critical propeller-wing interactions. The lessons learned will be shared with the public to support advanced air mobility aircraft development.NASA/Mark Knopp

NASA advanced the future of air taxis and autonomous cargo drones by testing a 7-foot wing model in Langley’s 14-by-22-Foot Subsonic Wind Tunnel. This effort produced data on critical propeller-wing interactions, as well as data relevant to cruise, hover, and transition conditions for advanced air mobility aircraft. The results will help validate next-generation design tools and accelerate safe, reliable development across the advanced air mobility industry. 

 

NASA Tests Air Taxi Tech for Future Aircraft Development  The Research Aircraft for electric Vertical takeoff and landing Enabling techNologies Subscale Wind Tunnel and Flight Test undergoes a free flight test on the City Environment Range Testing for Autonomous Integrated Navigation range at NASA’s Langley Research Center in Hampton, Virginia on April 22, 2025.NASA/Rob Lorkiewicz

The lack of publicly available engineering and flight data to help address technical barriers in the design and development of new electric vertical takeoff and landing (eVTOL) aircraft is a challenge for researchers and engineers. That is why Langley researchers are using a research aircraft that provides real-world data, obtained through wind tunnel and flight tests, to help fill the information gap and check the accuracy of computer models for flight dynamics and controls. Making this data available to all is a key step in transforming the way we fly and safely integrating new aircraft into our nation’s airspace. 

NASA Material Flies High for Study of Long-Term Effects of Space   Robert Mosher, HIAD materials and processing lead at NASA Langley, holds up a piece of f webbing material, known as Zylon, which comprise the straps of the HIAD.NASA/Joe Atkinson

A material from NASA Langley is riding high as it orbits the Earth aboard a United States Space Force test vehicle, giving researchers a better understanding of how the material responds to long-duration exposure to the harsh vacuum of space. The strap material is a part of a Langley-developed aeroshell to protect spacecraft re-entering Earth’s atmosphere or to ensure their safe landing on other celestial bodies, such as Mars. Understanding how extended exposure to space affects the material is important as NASA prepares to send humans beyond the Moon. 

NASA Flights Study Impacts of Space Weather on Travelers  Frozen and rocky terrain in the Polar region observed from above Nuuk, Greenland during NASA’s SWXRAD science flights.NASA/Guillaume Gronoff

Data gathered during a Langley-led airborne science campaign late this summer could help protect air travelers on Earth and future space travelers to the Moon, Mars, and beyond from the health risks associated with radiation exposure. NASA’s Space Weather Aviation Radiation (SWXRAD) aircraft flight campaign took place in Greenland and measured the radiation dose level to air travelers from cosmic radiation. Researchers are using the information to enhance a modeling system that offers real-time global maps of the hazardous radiation in the atmosphere and creates exposure predictions for aircraft and spacecraft. 

NASA’s Dragonfly Completes Wind Tunnel Tests at Langley  Set up and testing of Dragonfly model in the Transonic Dynamics TunnelNASA/David C. Bowman

As NASA returns astronauts to the Moon through the Artemis campaign in preparation for human exploration of Mars, the agency also has its sights set on Saturn, specifically Saturn’s moon Titan. NASA’s Dragonfly, a car-sized rotorcraft set to launch no earlier than 2028, will explore Titan and try to discover how life began. This fall, engineers placed a full-scale test model representing half of the Dragonfly lander in Langley’s Transonic Dynamics Tunnel to evaluate how its rotor system performed in Titan-like conditions. The data will be integral in developing the rotorcraft’s flight plans and navigation software as it investigates multiple landing sites on Titan. 

NASA Offers Science, Technology, and Expertise During Disaster Response  True color imagery of Hurricane Milton on Oct. 7, 2024, from the NOAA-21 satellite. NASA / NOAA

In response to severe weather that impacted more than 10 states in November, the NASA Disasters Response Coordination System (DRCS) activated to support national partners. The DRCS is headquartered at Langley. NASA worked closely with the National Weather Service and the Federal Emergency Management Agency serving the central and southeastern U.S. to provide satellite data and expertise that help communities better prepare, respond, and recover. 

NASA’s X-59 Takes Flight 

In October, NASA’s Quesst mission celebrated a major milestone – the X-59 quiet supersonic one-of-a-kind research aircraft flew for the first time, a historic moment for aviation. The hard work, talent, and innovation of NASA engineers and project team members, including many based at NASA Langley, made this achievement possible. One of the notable traits of the X-59 is the eXternal Vision System (XVS) which allows the test pilots to safely maneuver the skies without a forward-facing window. This unique supersonic design feature was developed and tested at NASA Langley. 

The X-59’s first flight was a major step toward quiet supersonic flight over land, which could revolutionize air travel.

What a Blast! Langley Begins Plume-Surface Interaction Tests  Views of the 60-foot vacuum sphere in the which the plume-surface interaction testing is happening.NASA/Joe Atkinson

A team at NASA Langley is firing engine plumes into simulated lunar soil because as the United States returns to the Moon, both through NASA’s Artemis campaign and the commercialization of space, researchers need to understand the hazards that may occur when a lander’s engines blast away at the lunar dust, soil, and rocks. 

Langley Inspires Through Community Engagement, Educational Opportunities  NASA Langley highlights its Cirrus Design SR22 during Air Power Over Hampton Roads STEM Day. NASA/Angelique Herring

Langley connected with communities across Virginia and beyond to share the center’s work and impact, and inspire the next generation of explorers, scientists, and researchers. Thousands of spectators enjoyed hands-on activities and exhibits during the Air Power over Hampton Roads air show at Joint Base Langley-Eustis in Hampton, Virginia, where NASA Langley’s aviation past, present, and future were on full display. More than 2,300 students from across the nation eagerly participated in Langley’s 2025 Student Art Contest, and shared their artistic spin on the theme, “Our Wonder Changes the World.” Langley and Embry-Riddle Aeronautical University announced an agreement in September that will leverage Langley’s aerospace expertise and Embry-Riddle’s specialized educational programs and research to drive innovation in aerospace, research, education, and technology, while simultaneously developing a highly skilled workforce for the future of space exploration and advanced air mobility.  

Langley looks forward to another year of successes and advancements in 2026, as we continue to make the seemingly impossible, possible. 

Share Details Last Updated Dec 17, 2025 Related Terms Explore More 2 min read NextSTEP-3 B: Moon to Mars Architecture Studies Article 2 days ago 6 min read Retirement Article 1 week ago 2 min read NASA Demonstrates Safer Skies for Future Urban Air Travel  Article 1 week ago
Categories: NASA

A Siberian Snowman in Billings

NASA News - Wed, 12/17/2025 - 12:01am
EO

  1. Science
  2. Earth Observatory
  3. A Siberian Snowman in Billings
  June 16, 2025

Icons of winter are sometimes found in unexpected places. In one striking example, a series of oval lagoons in a remote part of Siberia forms the shape of a towering snowman when viewed from above.

This image, centered on the remote village of Billings and nearby Cape Billings on Russia’s Chukchi Peninsula, was captured by the OLI (Operational Land Imager) aboard Landsat 8 on June 16, 2025. Established in the 1930s as a port and supply point for the Soviet Union, the village sits on a narrow sandspit that separates the Arctic Ocean from a series of connected coastal inshore lagoons.

The elongated, oval lagoons are frozen over and flanked by sea ice. Though June is one of the warmest months in Billings, ice cover is routine even then. Mean daily minimum temperatures are just minus 0.6 degrees Celsius (30.9 degrees Fahrenheit) in June, according to meteorological data.   

Though the shape may seem engineered, it is natural and the product of geological processes common in the far north. The ground in this part of Siberia is frozen most of the year and pockmarked with spear-shaped ice wedges buried under the surface. Summer melting causes overlying soil to slump, leaving shallow depressions that fill with meltwater and form thermokarst lakes. Once created, consistency in the direction of the winds and waves likely aligned and elongated the lakes into the shapes seen in the image. The thin ridges separating the lakes may represent the edges of different ice wedges below the surface.

The first reference to humans building snowmen dates back to the Middle Ages, according to the book The History of the Snowman. While three spherical segments are the most common form, other variants dominate in certain areas. In Japan, snowmen typically have just two segments and are rarely given arms. This five-segmented snowman-shaped series of lakes spans about 22 kilometers (14 miles) from top to bottom, making it roughly 600 times longer than the actual snowwoman that held the Guinness record for being the world’s tallest snowperson in 2025.

Snowmen are not the only winter icons tied to this remote landscape. For early expeditions to the Russian Arctic, reindeer offered one of the most reliable modes of transportation. That includes expeditions by the town’s namesake, Commodore Joseph Billings, a British-born naval officer who enlisted in the Russian navy and led a surveying expedition to find a Northeast Passage between 1790 and 1794.

Although the hundred-plus members of the expedition did not reach Cape Billings, they explored much of the Chukchi Peninsula, producing some of the first accurate maps and further confirming that Asia and North America were separated by a strait. In the winter months, when their ships were beset by ice, the explorers moved to temporary camps on land and instead surveyed the region with reindeer-drawn wooden sleds, according to historical accounts. Winters, in fact, offered the best conditions for exploration because the peninsula’s many rivers and lakes turned into solid surfaces that were easy to traverse in comparison to the muddy bogs that open up in the summer.

Indigenous Chukchi people living on the peninsula at the time routinely used reindeer to haul both people and cargo. A pair of reindeer can comfortably haul hundreds of pounds for several hours a day. In addition to their impressive endurance in cold temperatures, reindeer largely feed themselves by digging through snow and grazing on lichens, something that neither sled dogs nor horses can do.

Historical documents indicate that the Billings expedition enlisted Chukchi people to manage and care for the reindeer they used, with some accounts suggesting that the explorers used dozens of reindeer at times. While reindeer were mainly used to haul sleds, Chukchi people likely rode them as well.

Non-Chukchi members of the expedition reportedly experimented with riding reindeer, though their experiments did not always go smoothly. Billings’ secretary and translator Martin Sauer reported using a saddle without stirrups or a bridle and falling “nearly 20 times” after about three hours of travel in his account of the expedition. Not only that, he added, but the saddle “at first, causes astonishing pain to the thighs.”

NASA Earth Observatory image by Michala Garrison, using Landsat data from the U.S. Geological Survey. Story by Adam Voiland.

References & Resources Downloads

June 16, 2025

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Arctic Sea Ice Ties for 10th-Lowest on Record

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Categories: NASA

A Siberian Snowman in Billings

NASA - Breaking News - Wed, 12/17/2025 - 12:01am
EO

  1. Science
  2. Earth Observatory
  3. A Siberian Snowman in Billings
  June 16, 2025

Icons of winter are sometimes found in unexpected places. In one striking example, a series of oval lagoons in a remote part of Siberia forms the shape of a towering snowman when viewed from above.

This image, centered on the remote village of Billings and nearby Cape Billings on Russia’s Chukchi Peninsula, was captured by the OLI (Operational Land Imager) aboard Landsat 8 on June 16, 2025. Established in the 1930s as a port and supply point for the Soviet Union, the village sits on a narrow sandspit that separates the Arctic Ocean from a series of connected coastal inshore lagoons.

The elongated, oval lagoons are frozen over and flanked by sea ice. Though June is one of the warmest months in Billings, ice cover is routine even then. Mean daily minimum temperatures are just minus 0.6 degrees Celsius (30.9 degrees Fahrenheit) in June, according to meteorological data.   

Though the shape may seem engineered, it is natural and the product of geological processes common in the far north. The ground in this part of Siberia is frozen most of the year and pockmarked with spear-shaped ice wedges buried under the surface. Summer melting causes overlying soil to slump, leaving shallow depressions that fill with meltwater and form thermokarst lakes. Once created, consistency in the direction of the winds and waves likely aligned and elongated the lakes into the shapes seen in the image. The thin ridges separating the lakes may represent the edges of different ice wedges below the surface.

The first reference to humans building snowmen dates back to the Middle Ages, according to the book The History of the Snowman. While three spherical segments are the most common form, other variants dominate in certain areas. In Japan, snowmen typically have just two segments and are rarely given arms. This five-segmented snowman-shaped series of lakes spans about 22 kilometers (14 miles) from top to bottom, making it roughly 600 times longer than the actual snowwoman that held the Guinness record for being the world’s tallest snowperson in 2025.

Snowmen are not the only winter icons tied to this remote landscape. For early expeditions to the Russian Arctic, reindeer offered one of the most reliable modes of transportation. That includes expeditions by the town’s namesake, Commodore Joseph Billings, a British-born naval officer who enlisted in the Russian navy and led a surveying expedition to find a Northeast Passage between 1790 and 1794.

Although the hundred-plus members of the expedition did not reach Cape Billings, they explored much of the Chukchi Peninsula, producing some of the first accurate maps and further confirming that Asia and North America were separated by a strait. In the winter months, when their ships were beset by ice, the explorers moved to temporary camps on land and instead surveyed the region with reindeer-drawn wooden sleds, according to historical accounts. Winters, in fact, offered the best conditions for exploration because the peninsula’s many rivers and lakes turned into solid surfaces that were easy to traverse in comparison to the muddy bogs that open up in the summer.

Indigenous Chukchi people living on the peninsula at the time routinely used reindeer to haul both people and cargo. A pair of reindeer can comfortably haul hundreds of pounds for several hours a day. In addition to their impressive endurance in cold temperatures, reindeer largely feed themselves by digging through snow and grazing on lichens, something that neither sled dogs nor horses can do.

Historical documents indicate that the Billings expedition enlisted Chukchi people to manage and care for the reindeer they used, with some accounts suggesting that the explorers used dozens of reindeer at times. While reindeer were mainly used to haul sleds, Chukchi people likely rode them as well.

Non-Chukchi members of the expedition reportedly experimented with riding reindeer, though their experiments did not always go smoothly. Billings’ secretary and translator Martin Sauer reported using a saddle without stirrups or a bridle and falling “nearly 20 times” after about three hours of travel in his account of the expedition. Not only that, he added, but the saddle “at first, causes astonishing pain to the thighs.”

NASA Earth Observatory image by Michala Garrison, using Landsat data from the U.S. Geological Survey. Story by Adam Voiland.

References & Resources Downloads

June 16, 2025

JPEG (9.74 MB)



You may also be interested in:

Stay up-to-date with the latest content from NASA as we explore the universe and discover more about our home planet.

Arctic Sea Ice Ties for 10th-Lowest on Record

3 min read

Satellite data show that Arctic sea ice likely reached its annual minimum extent on September 10, 2025.

Article

Antarctic Sea Ice Saw Its Third-Lowest Maximum

2 min read

Sea ice around the southernmost continent hit one of its lowest seasonal highs since the start of the satellite record.

Article

Greenland Ice Sheet Gets a Refresh

3 min read

A moderately intense season of surface melting left part of the ice sheet dirty gray in summer 2025, but snowfall…

Article


1

2


3


4


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Categories: NASA

NASA IXPE’s Longest Observation Solves Black Hole Jets Mystery

NASA - Breaking News - Tue, 12/16/2025 - 4:23pm

4 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater) Two composite images show side-by-side observations of the Perseus Cluster from NASA’s IXPE (Imaging X-Ray Polarimetry Explorer) and Chandra X-ray Observatory. Scientists used data from both observatories, along with data from Nuclear Spectroscopic Telescope Array (NuSTAR), and Neil Gehrels Swift Observatory, to confirm measurements of the galaxy cluster.X-ray: (Chandra) NASA/CXC/SAO, (IXPE) NASA/MSFC; Image Processing: NASA/CXC/SAO/N. Wolk and K. Arcand

Written by Michael Allen

An international team of astronomers using NASA’s IXPE (Imaging X-ray Polarimetry Explorer) has identified the origin of X-rays in a supermassive black hole’s jet, answering a question that has been unresolved since the earliest days of X-ray astronomy. Their findings are described in a paper published in The Astrophysical Journal Letters, by the American Astronomical Society, Nov. 11.

The IXPE mission observed the Perseus Cluster, the brightest galaxy cluster observable in X-rays, for more than 600 hours over a 60-day period between January and March. Not only is this IXPE’s longest observation of a single target to date, it also marks IXPE’s first time observing a galaxy cluster.

Specifically, the team of scientists studied the polarization properties of 3C 84, the massive active galaxy located at the very center of the Perseus Cluster. This active galaxy is a well-known X-ray source and a common target for X-ray astronomers because of its proximity and brightness.

Because the Perseus Cluster is so massive, it hosts an enormous reservoir of X-ray emitting gas as hot as the core of the Sun. The use of multiple X-ray telescopes, particularly the high-resolution imaging power of NASA’s Chandra X-ray Observatory was essential to disentangle the signals in the IXPE data. Scientists combined these X-ray measurements with data from the agency’s Nuclear Spectroscopic Telescope Array (NuSTAR) mission and Neil Gehrels Swift Observatory.

Fast facts
  • Polarization measurements from IXPE carry information about the orientation and alignment of emitted X-ray light waves. The more X-ray waves traveling in sync, the higher the degree of polarization.
  • X-rays from an active galaxy like 3C 84 are thought to originate from a process known as inverse Compton scattering, where light bounces off particles and gains energy. The polarization measurements from IXPE allow us to identify the presence of either inverse Compton scattering or other scenarios.
  • “Seed photons” is the term for the lower-energy radiation undergoing the energizing process of inverse Compton scattering.
  • You may remember the Perseus Cluster from this sonification replicating what a Black Hole sounds like from May 2022.

“While measuring the polarization of 3C 84 was one of the key science goals, we are still searching for additional polarization signals in this galaxy cluster that could be signatures of more exotic physics,” said Steven Ehlert, project scientist for IXPE and astronomer at NASA’s Marshall Space Flight Center in Huntsville.

Chandra & IXPE composite image of the Perseus Cluster.X-ray: (Chandra) NASA/CXC/SAO, (IXPE) NASA/MSFC; Image Processing: NASA/CXC/SAO/N. Wolk and K. Arcand

“We’ve already determined that for sources like 3C 84, the X-rays originated from inverse Compton scattering,” said Ioannis Liodakis, a researcher at the Institute of Astrophysics – FORTH in Heraklion, Greece, and lead author on the paper. “With IXPE observations of 3C 84 we had a unique chance to determine the properties of the seed photons.”

The first possible origin scenario for the seed photons is known as synchrotron self-Compton, where lower-energy radiation originates from the same jet that produces the highly energetic particles.

In the alternative scenario known as external Compton, seed photons originate from background radiation sources unrelated to the jet.

“The synchrotron self-Compton and external Compton scenarios have very different predictions for their X-ray polarization,” said Frederic Marin, an astrophysicist at the Strasbourg Astronomical Observatory in France and co-author of the study. “Any detection of X-ray polarization from 3C 84 almost decisively rules out the possibility of external Compton as the emission mechanism.”

Throughout the 60-day observation campaign, optical and radio telescopes around the world turned their attention to 3C 84 to further test between the two scenarios.

NASA’s IXPE measured a net polarization of 4% in the X-rays spectrum, with comparable values measured in the optical and radio data. These results strongly favor the synchrotron self-Compton model for the seed photons, where they come from the same jet as the higher-energy particles.

“Separating these two components was essential to this measurement and could not be done by any single X-ray telescope, but by combining the IXPE polarization data with Chandra, NuSTAR, and Swift, we were able to confirm this polarization measurement was associated specifically with 3C 84,” said Sudip Chakraborty, a researcher at the Science and Technology Institute of the Universities Space Research Association in Huntsville, Alabama, and co-author on the paper.

Scientists will continue to analyze IXPE’s data from different locations in the Perseus Cluster for different signals.

More about IXPE

NASA’s IXPE, which continues to provide unprecedented data enabling groundbreaking discoveries about celestial objects across the universe, is a joint NASA and Italian Space Agency mission with partners and science collaborators in 12 countries. The IXPE mission is led by NASA’s Marshall Space Flight Center in Huntsville, Alabama. BAE Systems, Inc., headquartered in Falls Church, Virginia, manages spacecraft operations together with the University of Colorado’s Laboratory for Atmospheric and Space Physics in Boulder.

Learn more about IXPE’s ongoing mission here:

https://www.nasa.gov/ixpe

Share Details Last Updated Dec 17, 2025 EditorLee MohonContactCorinne M. Beckingercorinne.m.beckinger@nasa.govLocationMarshall Space Flight Center Related Terms Explore More 3 min read Galaxy With Black Hole Shines In Image From NASA’s Chandra, IXPE

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Categories: NASA

NASA IXPE’s Longest Observation Solves Black Hole Jets Mystery

NASA News - Tue, 12/16/2025 - 4:23pm

4 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater) Two composite images show side-by-side observations of the Perseus Cluster from NASA’s IXPE (Imaging X-Ray Polarimetry Explorer) and Chandra X-ray Observatory. Scientists used data from both observatories, along with data from Nuclear Spectroscopic Telescope Array (NuSTAR), and Neil Gehrels Swift Observatory, to confirm measurements of the galaxy cluster.X-ray: (Chandra) NASA/CXC/SAO, (IXPE) NASA/MSFC; Image Processing: NASA/CXC/SAO/N. Wolk and K. Arcand

Written by Michael Allen

An international team of astronomers using NASA’s IXPE (Imaging X-ray Polarimetry Explorer) has identified the origin of X-rays in a supermassive black hole’s jet, answering a question that has been unresolved since the earliest days of X-ray astronomy. Their findings are described in a paper published in The Astrophysical Journal Letters, by the American Astronomical Society, Nov. 11.

The IXPE mission observed the Perseus Cluster, the brightest galaxy cluster observable in X-rays, for more than 600 hours over a 60-day period between January and March. Not only is this IXPE’s longest observation of a single target to date, it also marks IXPE’s first time observing a galaxy cluster.

Specifically, the team of scientists studied the polarization properties of 3C 84, the massive active galaxy located at the very center of the Perseus Cluster. This active galaxy is a well-known X-ray source and a common target for X-ray astronomers because of its proximity and brightness.

Because the Perseus Cluster is so massive, it hosts an enormous reservoir of X-ray emitting gas as hot as the core of the Sun. The use of multiple X-ray telescopes, particularly the high-resolution imaging power of NASA’s Chandra X-ray Observatory was essential to disentangle the signals in the IXPE data. Scientists combined these X-ray measurements with data from the agency’s Nuclear Spectroscopic Telescope Array (NuSTAR) mission and Neil Gehrels Swift Observatory.

Fast facts
  • Polarization measurements from IXPE carry information about the orientation and alignment of emitted X-ray light waves. The more X-ray waves traveling in sync, the higher the degree of polarization.
  • X-rays from an active galaxy like 3C 84 are thought to originate from a process known as inverse Compton scattering, where light bounces off particles and gains energy. The polarization measurements from IXPE allow us to identify the presence of either inverse Compton scattering or other scenarios.
  • “Seed photons” is the term for the lower-energy radiation undergoing the energizing process of inverse Compton scattering.
  • You may remember the Perseus Cluster from this sonification replicating what a Black Hole sounds like from May 2022.

“While measuring the polarization of 3C 84 was one of the key science goals, we are still searching for additional polarization signals in this galaxy cluster that could be signatures of more exotic physics,” said Steven Ehlert, project scientist for IXPE and astronomer at NASA’s Marshall Space Flight Center in Huntsville.

Chandra & IXPE composite image of the Perseus Cluster.X-ray: (Chandra) NASA/CXC/SAO, (IXPE) NASA/MSFC; Image Processing: NASA/CXC/SAO/N. Wolk and K. Arcand

“We’ve already determined that for sources like 3C 84, the X-rays originated from inverse Compton scattering,” said Ioannis Liodakis, a researcher at the Institute of Astrophysics – FORTH in Heraklion, Greece, and lead author on the paper. “With IXPE observations of 3C 84 we had a unique chance to determine the properties of the seed photons.”

The first possible origin scenario for the seed photons is known as synchrotron self-Compton, where lower-energy radiation originates from the same jet that produces the highly energetic particles.

In the alternative scenario known as external Compton, seed photons originate from background radiation sources unrelated to the jet.

“The synchrotron self-Compton and external Compton scenarios have very different predictions for their X-ray polarization,” said Frederic Marin, an astrophysicist at the Strasbourg Astronomical Observatory in France and co-author of the study. “Any detection of X-ray polarization from 3C 84 almost decisively rules out the possibility of external Compton as the emission mechanism.”

Throughout the 60-day observation campaign, optical and radio telescopes around the world turned their attention to 3C 84 to further test between the two scenarios.

NASA’s IXPE measured a net polarization of 4% in the X-rays spectrum, with comparable values measured in the optical and radio data. These results strongly favor the synchrotron self-Compton model for the seed photons, where they come from the same jet as the higher-energy particles.

“Separating these two components was essential to this measurement and could not be done by any single X-ray telescope, but by combining the IXPE polarization data with Chandra, NuSTAR, and Swift, we were able to confirm this polarization measurement was associated specifically with 3C 84,” said Sudip Chakraborty, a researcher at the Science and Technology Institute of the Universities Space Research Association in Huntsville, Alabama, and co-author on the paper.

Scientists will continue to analyze IXPE’s data from different locations in the Perseus Cluster for different signals.

More about IXPE

NASA’s IXPE, which continues to provide unprecedented data enabling groundbreaking discoveries about celestial objects across the universe, is a joint NASA and Italian Space Agency mission with partners and science collaborators in 12 countries. The IXPE mission is led by NASA’s Marshall Space Flight Center in Huntsville, Alabama. BAE Systems, Inc., headquartered in Falls Church, Virginia, manages spacecraft operations together with the University of Colorado’s Laboratory for Atmospheric and Space Physics in Boulder.

Learn more about IXPE’s ongoing mission here:

https://www.nasa.gov/ixpe

Share Details Last Updated Dec 17, 2025 EditorLee MohonContactCorinne M. Beckingercorinne.m.beckinger@nasa.govLocationMarshall Space Flight Center Related Terms Explore More 3 min read Galaxy With Black Hole Shines In Image From NASA’s Chandra, IXPE

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NASA Launches Research Program for Students to Explore Big Ideas

NASA - Breaking News - Tue, 12/16/2025 - 4:01pm
2 Min Read NASA Launches Research Program for Students to Explore Big Ideas

NASA is now accepting concepts for a new research challenge. The Opportunities in Research, Business, Innovation, and Technology (ORBIT) challenge is a multi-phase innovation competition designed to empower university and college students to develop next-generation solutions that benefit life on Earth and deep-space exploration.

With up to $380,000 in total prize funding, NASA’s ORBIT challenges student teams to bring their most forward-thinking concepts to the table, either utilizing NASA intellectual property or conceptualizing their own. Teams are tasked with conducting targeted research, designing early mockups or models, and performing feasibility analyses to refine their ideas. Finalists then advance to a live showcase where they present their work to a panel of expert judges, who evaluate the proposals and select winners based on the teams’ final pitches and responses to questions.

The ORBIT has two challenge tracks for teams to choose from. The ORBIT Earth track requires teams to select a NASA-owned patent and develop novel commercial or nonprofit applications addressing real-world problems. From adapting aerospace materials for disaster response and preparedness, to repurposing space-based sensors for healthcare, students must demonstrate clear pathways to public benefit.

The ORBIT Space track asks teams to design new system concepts aligned with NASA’s current and future missions, particularly supporting the Artemis program’s goal of establishing a sustainable human presence on the Moon and preparing for eventual missions to Mars and beyond. Students will create technically feasible designs for everything from lunar habitats that could house future Artemis astronauts to deep space robotics that open more pathways to in-situ resource utilization. Teams that successfully integrate objectives from both tracks may qualify for an optional integration bonus.

This challenge accelerates innovation in areas critical to NASA’s future goals while cultivating a pipeline of interdisciplinary talent. By engaging the next generation in NASA’s dual mission to explore space and improve life on Earth, ORBIT inspires students to join the agency’s talent network while delivering tangible benefits to American communities and industries.

Beyond monetary awards, participants stand to gain mentorship from NASA experts, access to agency facilities, and hands-on experience in systems design, entrepreneurship, and commercialization.

For complete competition details, eligibility requirements, and official rules, visit:  https://go.nasa.gov/4q2TS9u

Registration is open until Feb. 9, 2026, through the NASA STEM Gateway.

Keep Exploring Discover More Topics From NASA

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Categories: NASA

NASA Launches Research Program for Students to Explore Big Ideas

NASA News - Tue, 12/16/2025 - 4:01pm
2 Min Read NASA Launches Research Program for Students to Explore Big Ideas

NASA is now accepting concepts for a new research challenge. The Opportunities in Research, Business, Innovation, and Technology (ORBIT) challenge is a multi-phase innovation competition designed to empower university and college students to develop next-generation solutions that benefit life on Earth and deep-space exploration.

With up to $380,000 in total prize funding, NASA’s ORBIT challenges student teams to bring their most forward-thinking concepts to the table, either utilizing NASA intellectual property or conceptualizing their own. Teams are tasked with conducting targeted research, designing early mockups or models, and performing feasibility analyses to refine their ideas. Finalists then advance to a live showcase where they present their work to a panel of expert judges, who evaluate the proposals and select winners based on the teams’ final pitches and responses to questions.

The ORBIT has two challenge tracks for teams to choose from. The ORBIT Earth track requires teams to select a NASA-owned patent and develop novel commercial or nonprofit applications addressing real-world problems. From adapting aerospace materials for disaster response and preparedness, to repurposing space-based sensors for healthcare, students must demonstrate clear pathways to public benefit.

The ORBIT Space track asks teams to design new system concepts aligned with NASA’s current and future missions, particularly supporting the Artemis program’s goal of establishing a sustainable human presence on the Moon and preparing for eventual missions to Mars and beyond. Students will create technically feasible designs for everything from lunar habitats that could house future Artemis astronauts to deep space robotics that open more pathways to in-situ resource utilization. Teams that successfully integrate objectives from both tracks may qualify for an optional integration bonus.

This challenge accelerates innovation in areas critical to NASA’s future goals while cultivating a pipeline of interdisciplinary talent. By engaging the next generation in NASA’s dual mission to explore space and improve life on Earth, ORBIT inspires students to join the agency’s talent network while delivering tangible benefits to American communities and industries.

Beyond monetary awards, participants stand to gain mentorship from NASA experts, access to agency facilities, and hands-on experience in systems design, entrepreneurship, and commercialization.

For complete competition details, eligibility requirements, and official rules, visit:  https://go.nasa.gov/4q2TS9u

Registration is open until Feb. 9, 2026, through the NASA STEM Gateway.

Keep Exploring Discover More Topics From NASA

MUREP Student Engagement

Learning Resources

NASA STEM Opportunities and Activities For Students

For Colleges and Universities

Categories: NASA

Through Astronaut Eyes: 25 Years of Life in Orbit  

NASA News - Tue, 12/16/2025 - 3:35pm

After 25 years of continuous human presence in space, the International Space Station remains a training and proving ground for deep space missions, enabling NASA to focus on Artemis missions to the Moon and Mars. The orbiting laboratory is also a living archive of human experience, culture, and connection.  

Creating community Expedition 34 crew members pictured in the Unity node of the International Space Station in December 2012. NASA

With 290 visitors from 26 countries and five international partners, the space station has celebrated many different cultures during its 25 years of continuous human presence. Crew members share their holiday traditions, cuisine, music, and games with each other – creating their own community, similar to the ones they have back home, while maintaining a connection to Earth. 

Crews living and working aboard the space station during the holiday season have found creative ways to mark the occasions from low Earth orbit. Festive socks, Halloween costumes, mini artificial Christmas trees, champagne, and candle-less menorahs are just a few of the items space station visitors have brought with them to spread holiday cheer.  

Mealtimes are also the perfect opportunity to share a taste of home. The space station’s standard menu is inclusive of varied cuisines, but crew members also contribute their own special food items. French astronaut Thomas G. Pesquet once brought macarons to help celebrate his birthday, and several JAXA (Japan Aerospace Exploration Agency) astronauts have hosted sushi parties.  

Sharing a piece of themselves and their cultures not only fosters crew camaraderie but also supports the international collaboration necessary to sustain the space station’s success. 

Taking music to new heights  Expedition 55 crew members aboard the space station (from left) are NASA astronaut Drew Feustel, Roscosmos cosmonaut Oleg Artemyev, and NASA astronauts Ricky Arnold and Scott Tingle. JAXA (Japan Aerospace Exploration Agency)/Norishige Kanai

The first musical instrument, an acoustic guitar, arrived at the orbiting laboratory in August 2001. Since then, playing music aboard the orbiting laboratory has supported astronaut well-being, fostered relationships among international crew members, and helped them connect with home. 

The space station’s instrument collection started with an acoustic guitar and an electric keyboard, and also includes an alto saxophone. Some NASA astronauts bring their own instruments to suit their playing habits – bagpipes for Kjell Lindgren, flutes for Catherine Coleman, a piccolo for Jessica Meir. International partners have, too. In April 2010, JAXA astronauts Soichi Noguchi and Naoko Yamazaki performed a duet using a bamboo flute and a miniature version of a traditional Japanese stringed instrument.  

Several crew members have played in concerts on Earth while still orbiting the planet. Coleman played a duet with the frontman of Jethro Tull, for example, and ESA (European Space Agency) Luca Parmitano used the station’s electric keyboard to participate in a concert at Moscow’s Luzhniki Stadium. He later became the first person to perform a DJ set from space. 

The space station has even hosted at least one epic jam session, featuring the crew members of Expedition 55 on guitar, flutes, and a drum made from a repurposed waste container. 

Read more musical memories here

NASA astronaut and Expedition 69 Flight Engineer Woody Hoburg plays guitar inside the space station’s Kibo laboratory module. NASA astronaut Jessica Meir plays a saxophone in front of the station’s Cupola windows. Roscosmos cosmonaut Aleksandr Gorbunov plays an electronic keyboard aboard the space station’s Harmony module. NASA astronaut Cady Coleman plays a flute in the JAXA (Japan Aerospace Exploration Agency) Kibo laboratory aboard the space station. Former NASA astronaut Dan Burbank plays a guitar while Russian cosmonaut Anton Shkaplerov plays a musical keyboard in the station’s Unity node. An astronaut’s perspective The sun shines above Earth’s horizon as the space station orbited 264 miles above the Canadian province of Quebec.NASA

Across the decades and missions of U.S. human spaceflight, NASA astronauts have shared a unique and transcendent experience: looking down at Earth from the space station’s cupola windows. That experience has had a profound impact on many, creating a powerful shift in the way astronauts think about life and our home planet – a phenomenon known as the overview effect. 

Crew members aboard the orbital outpost describe the beauty of our planet and how it stands in stark contrast to the darkness of space from the cupola module. Many comment on Earth’s fragility and the need to protect it after observing how thin the planet’s atmosphere appears to be from orbit. Others note the lack of borders or lines we see on a map, emphasizing that all of humanity is connected.  

Regardless of how long they stay in orbit, astronauts return with a different worldview they are eager to share with others.  

Read more about astronaut perspectives on the overview effect or watch “Down to Earth” on NASA+. 

Capturing the beauty and science in orbit  

The space station provides a vantage point like no other. The cupola observation module, with its seven windows, offers unparalleled panoramic views of Earth and space which are crucial for monitoring mission activities, conducting scientific observations, and supporting crew morale and habitability. Astronauts aboard the orbiting laboratory have captured millions of photographs of Earth, creating a visual archive that spans 25 years of continuous human presence in orbit.  

These images serve as scientific data used to track hurricanes, monitor wildfires, measure glacial retreat, and study urban growth through NASA’s Crew Earth Observations. Astronaut photography also supports NASA Disaster Response, a program that works with various NASA centers to collect data before, during, and following a disaster to aid recovery efforts. 

The cupola has become a favorite spot for astronauts to work and reflect. Their photos help connect people worldwide to the orbital outpost, reinforcing the importance of protecting our planet.  

Earth views NASA astronaut Don Pettit photographs “cosmic colors at sunrise.” From 250 miles above, the space station’s orbital path covers most of Earth’s population, offering valuable data and a great opportunity for shooting photography. The Full Moon is pictured setting below Earth’s horizon from the space station. Earth observation taken by the Expedition 40 crew aboard the orbital outpost. The southern coast of Africa is pictured from the space station’s “window to the world,” or cupola, as it soared 265 miles above. Earth observation taken during a day pass by an Expedition 36 crew member aboard the space station. The Canadarm2 robotic arm, with Dextre—its fine-tuned robotic hand—attached, extends from the space station’s Harmony module as the orbital outpost soars 263 miles above Kazakhstan. Earth observation taken during a night pass by the Expedition 40 crew aboard the orbiting laboratory. Clouds gather on Nepal’s sub-tropical side of the Himalayas with Mount Everest at the center of this photograph taken by an external high definition camera on the space station as it orbited 263 miles above the Indian subcontinent. The Milky Way appears above Earth’s bright atmospheric glow from the orbital outpost as it soared 261 miles above southern Iran. The soft hues of an orbital sunrise reveals the cloud tops above the Pacific Ocean northeast of New Zealand as the space station orbited 260 miles above. NASA astronaut Don Pettit captures a photo of a fire in La Porte, Texas in 2024. NASA astronaut John Phillips photographs a wildfire raging through northeast Phoenix in 2005. The blue-green lights of fishing boats, designed to lure squid, sardines, or mackerel, dot the East China Sea and the Taiwan Strait contrasting with the coastal city lights of Taiwan and China. The space station was orbiting 259 miles above the South China Sea just south of Taiwan. The Moon’s shadow, or umbra, is pictured covering portions of the Canadian provinces of Quebec and New Brunswick and the American state of Maine. Lightning illuminates the cloud tops of Category 1 Hurricane Erick as it stormed across the Pacific Ocean south of the Mexican state of Chiapas. Eruption of Cleveland Volcano, Aleutian Islands, Alaska in 2006. Hurricane Gabrielle is seen in the Atlantic Ocean as a Category 4 storm with sustained winds of 140 miles per hour. Hurricane Milton, a Category 5 storm at the time, in the Gulf of America off the coast of Yucatan Peninsula in 2024. Wildfires burn throughout Canada’s central provinces sending smoke drifting into the United States’ Great Lakes and Northeast regions. Lightning illuminates the cloud tops as the International Space Station orbits 259 miles above the Atlantic Ocean east of the Bahamas. Station memories from the ground  Flight controllers at NASA’s Mission Control Center in Houston marked 25 years of continuous human presence in space with the Expedition 73 crew aboard the orbital outpost on Nov. 2, 2025.NASA/Pooja J. Jesrani

Behind every moment aboard the orbiting laboratory is a dedicated team on the ground – engineers, scientists, flight directors, and communicators – who work around the clock to keep crews safe and missions running smoothly.  

They mark milestones together, from spacecraft dockings and crew returns to mission anniversaries and plaque-hanging ceremonies. Teams on console in the mission control have even organized chess matches with astronauts in orbit to foster connection between Earth and space. 

The flight control team celebrated the 25th anniversary of continuous human habitation in space with the Expedition 73 crew aboard the station on Nov. 2, 2025. The team congratulated the crew to mark the incredible milestone. They emphasized that humanity has held a heartbeat in orbit for a quarter century, a testament to human curiosity, cooperation, and courage that keeps the light of exploration shining above Earth and represents the very best of what humankind can achieve together. Every orbit, every experiment, and every challenge has taught teams how to adapt, grow, and build the skills needed for the next great leaps to the Moon, Mars, and beyond.

Holidays are often spent in the control rooms, where teams decorate consoles, share potluck meals, and hold the occasional cookie-cutting contest. Engineers in the station’s Mission Evaluation Room (MER) host an annual “MERloween,” a tradition that began in 2006 to celebrate the year’s milestones and reflect on lessons learned. 

These traditions highlight the spirit and teamwork that make every mission possible. The dedication honed through decades of mission support now guides the teamwork and expertise that will send Artemis astronauts to the Moon and beyond. 

Flight controllers in mission control celebrate the holidays while supporting crews aboard the space station. NASA/Josh Valcarcel Painting hope beyond Earth  NASA astronaut Nicole Stott, the first person to watercolor in space, paints aboard the space station. NASA

Former NASA astronaut Nicole Stott became the first person to watercolor in space during her time aboard the orbiting laboratory. Inspired by the beauty of Earth from orbit, she used her art to connect the science of human spaceflight with the creativity that defines it. 

After returning to Earth, Stott helped launch the Space for Art Foundation, which unites children around the world through the healing power of art and space. One of its most meaningful initiatives, the Spacesuit Art Project, invites young patients undergoing cancer treatment to create colorful artwork that is transformed into custom-made spacesuits. Each suit – Hope, Courage, Unity, Victory, Dreamer, Exploration, Beyond, and Infinity – celebrates the imagination and resilience of its creators. 

Four of these suits have journeyed to and from the orbiting laboratory, where astronauts wore them during special downlinks to speak with the patients and raise awareness for childhood cancer research. The project shows that space exploration is not only about discovery, but about compassion, creativity, and the human spirit that connects us all. 

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Through Astronaut Eyes: 25 Years of Life in Orbit  

NASA - Breaking News - Tue, 12/16/2025 - 3:35pm

After 25 years of continuous human presence in space, the International Space Station remains a training and proving ground for deep space missions, enabling NASA to focus on Artemis missions to the Moon and Mars. The orbiting laboratory is also a living archive of human experience, culture, and connection.  

Creating community Expedition 34 crew members pictured in the Unity node of the International Space Station in December 2012. NASA

With 290 visitors from 26 countries and five international partners, the space station has celebrated many different cultures during its 25 years of continuous human presence. Crew members share their holiday traditions, cuisine, music, and games with each other – creating their own community, similar to the ones they have back home, while maintaining a connection to Earth. 

Crews living and working aboard the space station during the holiday season have found creative ways to mark the occasions from low Earth orbit. Festive socks, Halloween costumes, mini artificial Christmas trees, champagne, and candle-less menorahs are just a few of the items space station visitors have brought with them to spread holiday cheer.  

Mealtimes are also the perfect opportunity to share a taste of home. The space station’s standard menu is inclusive of varied cuisines, but crew members also contribute their own special food items. French astronaut Thomas G. Pesquet once brought macarons to help celebrate his birthday, and several JAXA (Japan Aerospace Exploration Agency) astronauts have hosted sushi parties.  

Sharing a piece of themselves and their cultures not only fosters crew camaraderie but also supports the international collaboration necessary to sustain the space station’s success. 

Taking music to new heights  Expedition 55 crew members aboard the space station (from left) are NASA astronaut Drew Feustel, Roscosmos cosmonaut Oleg Artemyev, and NASA astronauts Ricky Arnold and Scott Tingle. JAXA (Japan Aerospace Exploration Agency)/Norishige Kanai

The first musical instrument, an acoustic guitar, arrived at the orbiting laboratory in August 2001. Since then, playing music aboard the orbiting laboratory has supported astronaut well-being, fostered relationships among international crew members, and helped them connect with home. 

The space station’s instrument collection started with an acoustic guitar and an electric keyboard, and also includes an alto saxophone. Some NASA astronauts bring their own instruments to suit their playing habits – bagpipes for Kjell Lindgren, flutes for Catherine Coleman, a piccolo for Jessica Meir. International partners have, too. In April 2010, JAXA astronauts Soichi Noguchi and Naoko Yamazaki performed a duet using a bamboo flute and a miniature version of a traditional Japanese stringed instrument.  

Several crew members have played in concerts on Earth while still orbiting the planet. Coleman played a duet with the frontman of Jethro Tull, for example, and ESA (European Space Agency) Luca Parmitano used the station’s electric keyboard to participate in a concert at Moscow’s Luzhniki Stadium. He later became the first person to perform a DJ set from space. 

The space station has even hosted at least one epic jam session, featuring the crew members of Expedition 55 on guitar, flutes, and a drum made from a repurposed waste container. 

Read more musical memories here

NASA astronaut and Expedition 69 Flight Engineer Woody Hoburg plays guitar inside the space station’s Kibo laboratory module. NASA astronaut Jessica Meir plays a saxophone in front of the station’s Cupola windows. Roscosmos cosmonaut Aleksandr Gorbunov plays an electronic keyboard aboard the space station’s Harmony module. NASA astronaut Cady Coleman plays a flute in the JAXA (Japan Aerospace Exploration Agency) Kibo laboratory aboard the space station. Former NASA astronaut Dan Burbank plays a guitar while Russian cosmonaut Anton Shkaplerov plays a musical keyboard in the station’s Unity node. An astronaut’s perspective The sun shines above Earth’s horizon as the space station orbited 264 miles above the Canadian province of Quebec.NASA

Across the decades and missions of U.S. human spaceflight, NASA astronauts have shared a unique and transcendent experience: looking down at Earth from the space station’s cupola windows. That experience has had a profound impact on many, creating a powerful shift in the way astronauts think about life and our home planet – a phenomenon known as the overview effect. 

Crew members aboard the orbital outpost describe the beauty of our planet and how it stands in stark contrast to the darkness of space from the cupola module. Many comment on Earth’s fragility and the need to protect it after observing how thin the planet’s atmosphere appears to be from orbit. Others note the lack of borders or lines we see on a map, emphasizing that all of humanity is connected.  

Regardless of how long they stay in orbit, astronauts return with a different worldview they are eager to share with others.  

Read more about astronaut perspectives on the overview effect or watch “Down to Earth” on NASA+. 

Capturing the beauty and science in orbit  

The space station provides a vantage point like no other. The cupola observation module, with its seven windows, offers unparalleled panoramic views of Earth and space which are crucial for monitoring mission activities, conducting scientific observations, and supporting crew morale and habitability. Astronauts aboard the orbiting laboratory have captured millions of photographs of Earth, creating a visual archive that spans 25 years of continuous human presence in orbit.  

These images serve as scientific data used to track hurricanes, monitor wildfires, measure glacial retreat, and study urban growth through NASA’s Crew Earth Observations. Astronaut photography also supports NASA Disaster Response, a program that works with various NASA centers to collect data before, during, and following a disaster to aid recovery efforts. 

The cupola has become a favorite spot for astronauts to work and reflect. Their photos help connect people worldwide to the orbital outpost, reinforcing the importance of protecting our planet.  

Earth views NASA astronaut Don Pettit photographs “cosmic colors at sunrise.” From 250 miles above, the space station’s orbital path covers most of Earth’s population, offering valuable data and a great opportunity for shooting photography. The Full Moon is pictured setting below Earth’s horizon from the space station. Earth observation taken by the Expedition 40 crew aboard the orbital outpost. The southern coast of Africa is pictured from the space station’s “window to the world,” or cupola, as it soared 265 miles above. Earth observation taken during a day pass by an Expedition 36 crew member aboard the space station. The Canadarm2 robotic arm, with Dextre—its fine-tuned robotic hand—attached, extends from the space station’s Harmony module as the orbital outpost soars 263 miles above Kazakhstan. Earth observation taken during a night pass by the Expedition 40 crew aboard the orbiting laboratory. Clouds gather on Nepal’s sub-tropical side of the Himalayas with Mount Everest at the center of this photograph taken by an external high definition camera on the space station as it orbited 263 miles above the Indian subcontinent. The Milky Way appears above Earth’s bright atmospheric glow from the orbital outpost as it soared 261 miles above southern Iran. The soft hues of an orbital sunrise reveals the cloud tops above the Pacific Ocean northeast of New Zealand as the space station orbited 260 miles above. NASA astronaut Don Pettit captures a photo of a fire in La Porte, Texas in 2024. NASA astronaut John Phillips photographs a wildfire raging through northeast Phoenix in 2005. The blue-green lights of fishing boats, designed to lure squid, sardines, or mackerel, dot the East China Sea and the Taiwan Strait contrasting with the coastal city lights of Taiwan and China. The space station was orbiting 259 miles above the South China Sea just south of Taiwan. The Moon’s shadow, or umbra, is pictured covering portions of the Canadian provinces of Quebec and New Brunswick and the American state of Maine. Lightning illuminates the cloud tops of Category 1 Hurricane Erick as it stormed across the Pacific Ocean south of the Mexican state of Chiapas. Eruption of Cleveland Volcano, Aleutian Islands, Alaska in 2006. Hurricane Gabrielle is seen in the Atlantic Ocean as a Category 4 storm with sustained winds of 140 miles per hour. Hurricane Milton, a Category 5 storm at the time, in the Gulf of America off the coast of Yucatan Peninsula in 2024. Wildfires burn throughout Canada’s central provinces sending smoke drifting into the United States’ Great Lakes and Northeast regions. Lightning illuminates the cloud tops as the International Space Station orbits 259 miles above the Atlantic Ocean east of the Bahamas. Station memories from the ground  Flight controllers at NASA’s Mission Control Center in Houston marked 25 years of continuous human presence in space with the Expedition 73 crew aboard the orbital outpost on Nov. 2, 2025.NASA/Pooja J. Jesrani

Behind every moment aboard the orbiting laboratory is a dedicated team on the ground – engineers, scientists, flight directors, and communicators – who work around the clock to keep crews safe and missions running smoothly.  

They mark milestones together, from spacecraft dockings and crew returns to mission anniversaries and plaque-hanging ceremonies. Teams on console in the mission control have even organized chess matches with astronauts in orbit to foster connection between Earth and space. 

The flight control team celebrated the 25th anniversary of continuous human habitation in space with the Expedition 73 crew aboard the station on Nov. 2, 2025. The team congratulated the crew to mark the incredible milestone. They emphasized that humanity has held a heartbeat in orbit for a quarter century, a testament to human curiosity, cooperation, and courage that keeps the light of exploration shining above Earth and represents the very best of what humankind can achieve together. Every orbit, every experiment, and every challenge has taught teams how to adapt, grow, and build the skills needed for the next great leaps to the Moon, Mars, and beyond.

Holidays are often spent in the control rooms, where teams decorate consoles, share potluck meals, and hold the occasional cookie-cutting contest. Engineers in the station’s Mission Evaluation Room (MER) host an annual “MERloween,” a tradition that began in 2006 to celebrate the year’s milestones and reflect on lessons learned. 

These traditions highlight the spirit and teamwork that make every mission possible. The dedication honed through decades of mission support now guides the teamwork and expertise that will send Artemis astronauts to the Moon and beyond. 

Flight controllers in mission control celebrate the holidays while supporting crews aboard the space station. NASA/Josh Valcarcel Painting hope beyond Earth  NASA astronaut Nicole Stott, the first person to watercolor in space, paints aboard the space station. NASA

Former NASA astronaut Nicole Stott became the first person to watercolor in space during her time aboard the orbiting laboratory. Inspired by the beauty of Earth from orbit, she used her art to connect the science of human spaceflight with the creativity that defines it. 

After returning to Earth, Stott helped launch the Space for Art Foundation, which unites children around the world through the healing power of art and space. One of its most meaningful initiatives, the Spacesuit Art Project, invites young patients undergoing cancer treatment to create colorful artwork that is transformed into custom-made spacesuits. Each suit – Hope, Courage, Unity, Victory, Dreamer, Exploration, Beyond, and Infinity – celebrates the imagination and resilience of its creators. 

Four of these suits have journeyed to and from the orbiting laboratory, where astronauts wore them during special downlinks to speak with the patients and raise awareness for childhood cancer research. The project shows that space exploration is not only about discovery, but about compassion, creativity, and the human spirit that connects us all. 

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Categories: NASA

NASA Ignites New Golden Age of Exploration, Innovation in 2025

NASA News - Tue, 12/16/2025 - 2:48pm
Artemis II NASA astronauts (left to right) Reid Wiseman, Victor Glover, and Christina Koch, and CSA (Canadian Space Agency) astronaut Jeremy Hansen stand in the white room on the crew access arm of the mobile launcher at Launch Pad 39B as part of an integrated ground systems test at the agency’s Kennedy Space Center in Florida on Sept. 20, 2023. Credit: NASA/Frank Michaux

With a second Trump Administration at the helm in 2025, NASA marked significant progress toward the Artemis II test flight early next year, which is the first crewed mission around the Moon in more than 50 years, as well as built upon its momentum toward a human return to the lunar surface in preparation to send the first astronauts — Americans — to Mars.

As part of the agency’s Golden Age of innovation and exploration, NASA and its partners landed two robotic science missions on the Moon; garnered more signatories for the Artemis Accords with 59 nations now agreeing to safe, transparent, and responsible lunar exploration; as well as advanced a variety of medical and technological experiments for long-duration space missions like hand-held X-ray equipment and navigation capabilities.

NASA also led a variety of science discoveries, including launching a joint satellite mission with India to regularly monitor Earth’s land and ice-covered surfaces, as well as identifying and tracking the third interstellar object in our solar system; achieved 25 continuous years of human presence aboard the International Space Station; and, for the first time, flew a test flight of the agency’s X-59 supersonic plane that will help revolutionize air travel.

Sean Duffy, named by President Trump, is serving as the acting administrator while NASA awaits confirmation of Jared Isaacman to lead the agency. Isaacman’s nomination hearing took place in early December, and his nomination was passed out of committee with bipartisan support. The full Senate will consider Isaacman’s nomination soon. President Trump also nominated Matt Anderson to serve as deputy administrator, and Greg Autry to serve as chief financial officer, both of whom are awaiting confirmation hearings. NASA named Amit Kshatriya to associate administrator, the agency’s highest-ranking civil servant position.

Key accomplishments by NASA in 2025 include:

Astronauts exploring Moon, Mars is on horizon

Under Artemis, NASA will send astronauts on increasingly difficult missions to explore more of the Moon for scientific discovery, economic benefits, and to build upon our foundation for the first crewed mission to Mars. The Artemis II test flight is the first flight with crew under NASA’s Artemis campaign and is slated to launch in early 2026. The mission will help confirm systems and hardware for future lunar missions, including Artemis III’s astronaut lunar landing.

NASA also introduced 10 new astronaut candidates in September, selected from more than 8,000 applicants. The class is undertaking nearly two years of training for future missions to low Earth orbit, the Moon, and Mars. 

Progress to send the first crews around the Moon and on the lunar surface under Artemis includes:

  • NASA completed stacking of its Space Launch System rocket and Orion spacecraft for Artemis II. Teams integrated elements manufactured across the country at NASA’s Kennedy Space Center in Florida, including the rocket’s boosters and core stage, as well as Orion’s stage adapter and launch abort system, to name a few.
  • Ahead of America’s 250th birthday next year, the SLS rocket’s twin-pair of solid rocket boosters showcases the America 250 emblem.
  • The Artemis II crew participated in more than 30 mission simulations alongside teams on the ground, ensuring the crew and launch, flight, and recovery teams are prepared for any situation that may arise during the test flight. Soon, crew will don their survival suits and get strapped into Orion during a countdown demonstration test, serving as a dress rehearsal for launch day.
  • The agency worked with the Department of War to conduct a week-long underway recovery test in preparation to safely collect the Artemis II astronauts after they splashdown following their mission.
  • To support later missions, teams conducted a booster firing test for future rocket generations, verified new RS-25 engines, test-fired a new hybrid rocket motor to help engineering teams better understand the physics of rocket exhaust and lunar landers, as well using various mockups to test landing capabilities in various lighting conditions. Teams also conducted human-in-the-loop testing in Japan with JAXA (Japan Aerospace Exploration Agency) with a rover mockup from their agency.
  • NASA also continued work with Axiom Space, to develop and test the company’s spacesuit, including completing a test run at the Neutral Buoyancy Laboratory at NASA Johnson ahead of using the suit for Artemis training. The spacesuit will be worn by Artemis astronauts during the Artemis III mission to the lunar South Pole.
  • On the Moon, future crew will use a lunar terrain vehicle, or LTV, to travel away from their landing zone. NASA previously awarded three companies feasibility studies for developing LTV, followed by a request for proposals earlier this year. The agency is expected to make an award soon to develop, deliver, and demonstrate LTV on the lunar surface later this decade. The agency also selected two science instruments that will be included on the LTV to study the Moon’s surface composition and scout for potential resources.
  • For operations around the Moon, NASA and its partners continued to develop Gateway to support missions between lunar orbit and the Moon’s surface. Construction and production of the first two elements, a power and propulsion system and habitation element, each progressed, as did development and testing of potential science and technology demonstrations operated from Gateway. International partners also continued work that may contribute technology to support those elements, as well as additional habitation capabilities and an airlock.
  • This past year, NASA’s Lunar Surface Innovation Consortium team collaborated with over 3,900 members from academia, industry, and government on key lunar surface capabilities. Members from across the U.S. and 71 countries participated in two biannual meetings, three lunar surface workshops, and monthly topic meetings, resulting in 10 studies, four reports, and nine conference presentations. 

Building on previous missions and planning for the future, NASA will conduct more science and technology demonstrations on and around the Moon than ever before. Work toward effort included:

  • Selected a suite of science studies for the Artemis II mission, including studies that focus on astronauts’ health.
  • Launched two CLPS (Commercial Lunar Payload Services) flights with NASA as a key customer, including Firefly’s Blue Ghost Mission One, which landed on the Moon March 2, and Intuitive Machines’ Nova C lunar lander, which touched down on March 6.
    • Experiments and tech demos aboard these flights included an electrodynamic dust shield, lunar navigation system, high-performance computing, collection of more than 9,000 first-of-a-kind images of the lunar lander’s engine plumes, and more.
  • For future CLPS flights, NASA awarded Blue Origin a task order with an option to deliver the agency’s VIPER (Volatiles Investigating Polar Exploration Rover) to the lunar South Pole in late 2027, as well as awarded Firefly another flight, slated for 2030.
  • Teams studied regolith (lunar dirt and rocks) in a simulated lunar gravity environment and tested how solid materials catch fire in space.
  • The agency’s 55-pound CubeSat in lunar orbit, CAPSTONE, exceeded 1,000 days in space, serving as a testbed for autonomous navigation and in-space communications.
  • Published findings from this Artemis I experiment highlighting why green algae may be a very good deep space travel companion.
NASA announced its 2025 Astronaut Candidate Class on Sept. 22, 2025. The 10 candidates, pictured here at NASA’s Johnson Space Center in Houston are: U.S. Army CW3 Ben Bailey, Anna Menon, Rebecca Lawler, Katherine Spies, U.S. Air Force Maj. Cameron Jones, Dr. Lauren Edgar, U.S. Navy Lt. Cmdr. Erin Overcash, Yuri Kubo, Dr. Imelda Muller, and U.S. Air Force Maj. Adam Fuhrmann.Credit: NASA/Josh Valcarcel

Technological and scientific steps toward humanity’s next giant leap on the Red Planet include:

  • Launched a pair of spacecraft, known as ESCAPADE, on a mission to Mars, arriving in September 2027, to study how its magnetic environment is impacted by the Sun. This data will better inform our understanding of space weather, which is important to help minimize the effects of radiation for future missions with crew.
  • NASA announced Steve Sinacore, from the agency’s Glenn Research Center in Cleveland, to lead the nation’s fission surface power efforts.
  • Selected participants for a second yearlong ground-based simulation of a human mission to Mars, which began in October, as well as tested a new deep space inflatable habitat concept.
  • Completed the agency’s Deep Space Optical Communications experiment, which exceeded all of its technical goals after two years. This type of laser communications has the potential to support high-bandwidth connections for long duration crewed missions in deep space.
  • NASA completed its fourth Entry Descent and Landing technology test in three months, accelerating innovation to achieve precision landings on Mars’ thin atmosphere and rugged terrain. 
  • Other research to support long-duration missions in deep space include how fluids behave in space, farming space crops, and quantum research.

Through the Artemis Accords, seven new nations have joined the United States, led by NASA and the U.S. Department of State, in a voluntary commitment to the safe, transparent, and responsible exploration of the Moon, Mars, and beyond. With nearly 60 signatories, more countries are expected to sign in the coming months and years. 

Finally, NASA engaged the public to join its missions to the Moon and Mars through a variety of activities. The agency sought names from people around the world to fly their name on a SD card aboard Orion during the Artemis II mission. NASA also sponsored a global challenge to design the spacecraft’s zero gravity indicator, announcing 25 finalists this year for the mascot design. Artemis II crew members are expected to announce a winner soon.

NASA’s gold standard science benefits humanity

In addition to conducting science at the Moon and Mars to further human exploration in the solar system, the agency continues its quest in the search for life, and its scientific work defends the planet from asteroids, advances wildfire monitoring from its satellites, studies the Sun, and more.

  • Garnering significant interest this year, NASA has coordinated a solar system-wide observation campaign to follow comet 3I/ATLAS, the third known interstellar object to pass through our solar system. To date, 12 NASA spacecraft and space-based telescopes have captured and processed imagery of the comet since its discovery in the summer.

Astrobiology

  • A Perseverance sample found on Mars potentially contain biosignatures, a substance or structure that might have a biological origin but requires additional data and studying before any conclusions can be reached about the absence or presence of life.
  • NASA’s Curiosity rover on Mars found the largest organic compounds on the Red Planet to date.
  • Teams also are working to develop technologies for the Habitable Worlds Observatory, and the agency now has tallied 6,000 exoplanets.
  • Samples from asteroid Bennu revealed sugars, amino acids, and other life-building molecules.

Planetary Defense

Heliophysics

In addition to launching the NISAR mission, here are other key science moments:

  • Completion of NASA’s next flagship observatory, the Nancy Grace Roman Space Telescope, is done, with final testing underway. The telescope will help answer questions about dark energy and exoplanets and will be ready to launch as early as fall of 2026.
  • The agency’s newest operating flagship telescope, James Webb Space Telescope, now in its third year, continued to transform our understanding of the universe, and Hubble celebrated its 35th year with a 2.5-gigapixel Andromeda galaxy mosaic.
  • Juno found a massive, hyper-energetic volcano on Jupiter’s moon Io.
  • NASA’s Parker Solar Probe team shared new images of the Sun’s atmosphere, taken closer to the star than ever captured before.
  • Lucy completed a successful rehearsal flyby of the asteroid Donaldjohanson.
  • The agency’s SPHEREx space telescope is creating the first full-sky map in 102 infrared colors.
  • NASA space telescopes including Chandra X-ray Observatory, IXPE, Fermi, Swift, and NuSTAR continued to reveal secrets in the universe from record-setting black holes to the first observations of the cosmos’ most magnetic objects.
NASA’s ESCAPADE (Escape and Plasma Acceleration and Dynamics Explorers) mission launched on Nov. 13, 2025, atop a Blue Origin New Glenn rocket at Launch Complex 36 at Cape Canaveral Space Force Station.Credit: Blue Origin

25 years of continuous presence in low Earth orbit

In 2025, the International Space Station celebrated 25 years of continuous human presence, a milestone achievement underscoring its role as a beacon of global cooperation in space. The orbital laboratory supported thousands of hours of groundbreaking research in microgravity in 2025, advancing commercial space development and preparing for future human exploration of the Moon and Mars.

  • For the first time, all eight docking ports were occupied by visiting spacecraft to close out the year, demonstrating the strength of NASA’s commercial and international partnerships. Twenty-five people from six countries lived and worked aboard the station this year. In all, 12 spacecraft visited the space station in 2025, including seven cargo missions delivering more than 50,000 pounds of science, tools, and critical supplies to the orbital complex.  

Research aboard the International Space Station continues to benefit life on Earth and support deep space exploration.

  • Several studies with Crew-10 and Crew 11 aimed at understanding how the human body adapts to spaceflight, including a new study to assess astronauts’ performance, decision making, and piloting capabilities during simulated lunar landings. 
  • In September, the U.S. Food and Drug Administration approved an early-stage cancer treatment, supported by research aboard the space station, that could reduce costs and shorten treatment times for patients.
  • Scientists also published findings in peer-reviewed journals on topics such as astronaut piloting performance after long missions, the use of biologically derived materials to shield against space radiation, robotic telesurgery in space, and how spaceflight affects stem cells, all advancing our understanding of human physiology in space and on Earth.
  • Researchers 3D-printed medical implants with potential to support nerve repair; advanced work toward large-scale, in-space semiconductor manufacturing; and researched the production of medical components with increased stability and biocompatibility that could improve medication delivery.

Additional notable space operations accomplishments included:

  • NASA’s SpaceX Crew-9 astronauts Nick Hague, Suni Williams, and Butch Wilmore returned in March after a long-duration mission, including more than eight months for Williams and Wilmore. The trio completed more than 150 scientific experiments and 900 hours of research during the stay aboard the orbiting laboratory. Williams also conducted two spacewalks, setting a new female spacewalking record with 62 hours, 6 minutes, and ranking her fourth all-time in spacewalk duration. 
  • NASA astronaut Don Pettit returned in April with Roscosmos cosmonauts Alexey Ovchinin and Ivan Vagner, concluding a seven-month mission. Pettit, who turned 70 the day of his return, completed 400 hours of research during his flight, and has now logged 590 days in space across four missions. 
  • SpaceX Dragon cargo missions 32 and 33 launched in April and August, delivering more than 11,700 pounds of cargo, while SpaceX 33 tested a new capability to help maintain the altitude of station.  
  • Axiom Mission 4, the fourth private astronaut mission to the space station, concluded in July, furthering NASA’s efforts to support and advance commercial operations in low Earth orbit. 
  • NASA SpaceX Crew-11 mission launched in August with NASA astronauts Zena Cardman and Mike Fincke, JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui, and Roscosmos cosmonaut Oleg Platonov aboard. The crew remains aboard the space station where they are conducting long-duration research to support deep space exploration and benefit life on Earth. 
  • NASA’s SpaceX Crew-10 mission completed more than 600 hours of research before returning in August, when they became the first crewed SpaceX mission for NASA to splash down in the Pacific Ocean.  
  • In September, the first Northrop Grumman Cygnus XL spacecraft arrived, delivering more than 11,000 pounds of cargo, including research supporting Artemis and Mars exploration. 
  • NASA Glenn researchers tested handheld X-ray devices that could help astronauts quickly check for injuries or equipment problems during future space missions. 
  • For nearly six years, NASA’s BioNutrients project has studied how to produce essential nutrients to support astronaut health during deep space missions, where food and vitamins have limited shelf lives. With its third experiment now aboard the International Space Station, the research continues to advance preparations for long-duration spaceflight.
  • NASA astronaut Chris Williams arrived with Roscosmos cosmonauts Sergey Kud-Sverchkov and Sergei Mikaev for an eight-month science mission aboard the station. Following their arrival, NASA astronaut Jonny Kim returned home, concluding his own eight-month mission. 

NASA has worked with commercial companies to advance development of privately owned and operated space stations in low Earth orbit from which the agency, along with other customers, can purchase services and stimulate the growth of commercial activities in microgravity. This work is done in advance of the International Space Station’s retirement in 2030.

Among the many achievements made by our partners, recent advancements include:

  • Axiom Space has completed critical design review, machining activities, and the final welds, moving to testing for the primary structure of Axiom Station’s first module.
  • Starlab completed five development and design milestones focused on reviews of its preliminary design and safety, as well as spacecraft mockup and procurement plans.
  • Completed testing of the trace contaminant control system for Vast’s Haven-1 space station using facilities at NASA Marshall, confirming the system can maintain a safe and healthy atmosphere.
  • Blue Origin’s Orbital Reef completed a human-in-the-loop testing milestone using individual participants or small groups to perform day-in-the-life walkthroughs in life-sized mockups of major station components. 
  • The agency also continues to support the design and development of space stations and technologies through agreements with Northrop Grumman, Sierra Space, SpaceX, Special Aerospace Services, and ThinkOrbital.
On Nov. 2, 2025, the International Space Station celebrated 25 years of continuous human presence. Here, clouds swirl over the Gulf of Alaska and underneath the aurora borealis blanketing Earth’s horizon in this photograph from the space station as it orbited 261 miles above on March 12, 2025.Credit: NASA

Pioneering aviation research 

This year saw a major triumph for NASA’s aviation researchers, as its X-59 one-of-a-kind quiet supersonic aircraft made its historic first flight Oct 28. NASA test pilot Nils Larson flew the X-59 for 67 minutes up to an altitude of about 12,000 feet and an approximate top speed of 230 mph, precisely as planned. The flight capped off a year of engine testing including afterburner testing, taxi testing, and simulated flights from the ground — all to make sure first flight went safely and smoothly. The X-59 team will now focus on preparing for a series of flight tests where the aircraft will operate at higher altitudes and supersonic speeds. This flight test phase will ensure the X-59 meets performance and safety expectations. NASA’s Quesst mission also began testing the technologies that they will use to measure the X-59’s unique shock waves and study its acoustics during future mission phases.  

Researchers also made other major strides to further aviation technologies that will benefit the public and first responders, including live flight testing of a new portable airspace management system with the potential to greatly improve air traffic awareness during wildland fire operations.  

During the past year, the agency’s aeronautics researchers also: 

NASA’s X-59 quiet supersonic research aircraft lifts off for its first flight on Oct. 28, 2025, from U.S. Air Force Plant 42 in Palmdale, California. The aircraft’s first flight marks the start of flight testing for NASA’s Quesst mission, the result of years of design, integration, and ground testing.Credit: NASA/Lori Losey

Technologies that advance exploration, support growing space economies

From spinoff technologies on Earth to accelerating development of technologies in low Earth orbit and at the Moon and Mars, NASA develops, demonstrates, and transfer new space technologies that benefit the agency, private companies, and other government agencies and missions.

Accomplishments by NASA and our partners in 2025 included:

  • NASA and Teledyne Energy Systems Inc. demonstrated a next-generation fuel cell system aboard a Blue Origin New Shepard mission, proving it can deliver reliable power in the microgravity environment of space. 
  • Varda Space Industries licensed cutting-edge heatshield material from NASA, allowing it to be produced commercially for the company’s capsule containing a platform to process pharmaceuticals in microgravity. Through this commercial collaboration NASA is making entry system materials more readily available to the U.S. space economy and advancing the industries that depend on it. 
  • The maiden flight of UP Aerospace’s Spyder hypersonic launch system demonstrated the U.S. commercial space industry’s capacity to test large payloads (up to 400 pounds) at five times the speed of sound. NASA’s support of Spyder’s development helped ensure the availability of fast-turnaround, lower cost testing services for U.S. government projects focused on space exploration and national security.  
  • The NASA Integrated Rotating Detonation Engine System completed a test series for its first rotating detonation rocket engine technology thrust chamber assembly unit.
  • NASA successfully completed its automated space traffic coordination objectives between the agency’s four Starling spacecraft and SpaceX’s Starlink constellation. The Starling demonstration matured autonomous decision-making capabilities for spacecraft swarms using Distributed Spacecraft Autonomy software, developed by NASA’s Ames Research Center in California’s Silicon Valley.  
  • NASA announced an industry partnership to design the Fly Foundational Robots mission to demonstrate use of Motiv Space Systems’ robotic arm aboard a hosted orbital flight test with Astro Digital. 
  • The third spacecraft in the R5 (Realizing Rapid, Reduced-cost high-Risk Research) demonstration series launched aboard SpaceX’s Transporter-15 mission. This series of small satellites leverage terrestrial commercial off-the-shelf hardware to enable affordable, rapid orbital flight tests of rendezvous and proximity operations payloads. 
  • Pieces of webbing material, known as Zylon, which comprise the straps of NASA’s HIAD (Hypersonic Inflatable Aerodynamic Decelerator) aeroshell, launched to low Earth orbit aboard the Space Force’s X-37B Orbital Test Vehicle for a trip that will help researchers characterize how the material responds to long-duration exposure to the harsh vacuum of space. 
  • The DUPLEX CubeSat developed by CU Aerospace deployed from the International Space Station to demonstrate two commercial micro-propulsion technologies for affordable small spacecraft propulsion systems. 

Harnessing NASA’s brand power in real life, online

As one of the most recognized global brands and most followed on social media, NASA amplified its reach through force-multiplying engagement activities that generate excitement and support for the agency’s missions and help foster a Golden Age of innovators and explorers.

From collaborations with sport organizations and players to partnerships with world-renowned brands, these activities provide low-cost, high-impact avenues to engage an ever-expanding audience and reinforce NASA’s position as the world’s premier space agency. Engagement highlights from 2025 include: 

  • Second Lady Usha Vance also kicked off her summer reading challenge at NASA’s Johnson Space Center in Houston, encouraging youth to seek adventure, imagination, and discovery in books, a sentiment close to NASA and everyone the agency inspires.
  • Reached nearly 5 million people through participation in hybrid and in-person events across the agency, including the White House’s Summer Reading Challenge, Open Sauce 2025, the Expedition 71 and 72 postflight visits, featuring NASA astronauts recently returned from missions aboard the space station, and more. 
  • Participated in a variety of space policy conferences to include Space Symposium and the International Aeronautical Congress highlighting America’s leadership in human exploration to the Moon and Mars, responsible exploration under the Artemis Accords, and support for the commercial space sector.

In 2025, NASA also consolidated its social media accounts to improve clarity, compliance, and strategic alignment. After streamlining the number of active accounts, the agency grew its total following on these accounts by more than eight million, reaching nearly 367 million followers. 

 
Other digital highlights included:

  • In 2025, NASA expanded access to its NASA+ streaming service by launching a free, ad-supported channel on Prime Video and announcing a new partnership with Netflix to stream live programming, including rocket launches and spacewalks, making its missions more accessible to global audiences and inspiring the next generation of explorers. As of November 2025, viewers have streamed more than 7.7 million minutes of NASA content on the Prime Video FAST channel.
  • NASA’s SpaceX Crew-9 return from the space station drew over 2.5 million live viewers, making it the agency’s most-watched event of 2025.
  • NASA aired live broadcasts for 17 launches in 2025, which have a combined 3.7 million views while live. NASA’s SpaceX Crew-10 and NISAR launches have the most views on YouTube, while crewed launches (Crew-10, Crew-11, and Axiom Mission 4) were the most-viewed while the broadcast was live. 
  • The agency’s YouTube livestreams in 2025 surpassed 18.8 million total live views. The agency’s YouTube channel has more than 50.4 million total views for the year. 
  • The agency’s podcasts were downloaded more than 2 million times in 2025 by more than 750,000 listeners.
  • Increased content production nearly tenfold for its science-focused website in Spanish, Ciencia de la NASA, and grew the website’s page views by 24% and visitor numbers by 25%. NASA’s Spanish language social media accounts experienced a 17% growth in followers in 2025.
  • The number of subscribers to NASA’s flagship and Spanish newsletters total more than 4.6 million. 
  • NASA earned a spot on The Webby 30, a curated list celebrating 30 companies and organizations that have shaped the digital landscape. 
  • More than 2.9 million viewers watched 38,400 hours of NASA’s on-demand streaming service NASA+ in 2025. November marked two years since NASA+ debuted. 
  • Premiered “Planetary Defenders,” a new documentary that follows the dedicated team behind asteroid detection and planetary defense. The film debuted at an event at the agency’s headquarters with digital creators, interagency and international partners, and now is streaming on NASA+, YouTube, and X. In its first 24 hours, it saw 25,000 views on YouTube – 75% above average – and reached 4 million impressions on X.  
  • “Cosmic Dawn,” a feature-length documentary following the creation of the James Webb Space Telescope, was released this year. The film has been viewed 1.6 million times on the agency’s YouTube channel.

Among agency awards:

  • NASA’s broadcast of the April 8, 2024, total solar eclipse won multiple Emmy Awards.
  • Received six Webby Awards and six People’s Voice Awards across platforms — recognition of America’s excellence in digital engagement and public communication. 

Learn more about NASA’s missions online at:

https://www.nasa.gov

-end-

Bethany Stevens / Cheryl Warner
Headquarters, Washington
202-358-1600
bethany.c.stevens@nasa.gov / cheryl.m.warner@nasa.gov

Share Details Last Updated Dec 16, 2025 EditorJennifer M. DoorenLocationNASA Headquarters Related Terms
Categories: NASA

NASA Ignites New Golden Age of Exploration, Innovation in 2025

NASA - Breaking News - Tue, 12/16/2025 - 2:48pm
Artemis II NASA astronauts (left to right) Reid Wiseman, Victor Glover, and Christina Koch, and CSA (Canadian Space Agency) astronaut Jeremy Hansen stand in the white room on the crew access arm of the mobile launcher at Launch Pad 39B as part of an integrated ground systems test at the agency’s Kennedy Space Center in Florida on Sept. 20, 2023. Credit: NASA/Frank Michaux

With a second Trump Administration at the helm in 2025, NASA marked significant progress toward the Artemis II test flight early next year, which is the first crewed mission around the Moon in more than 50 years, as well as built upon its momentum toward a human return to the lunar surface in preparation to send the first astronauts — Americans — to Mars.

As part of the agency’s Golden Age of innovation and exploration, NASA and its partners landed two robotic science missions on the Moon; garnered more signatories for the Artemis Accords with 59 nations now agreeing to safe, transparent, and responsible lunar exploration; as well as advanced a variety of medical and technological experiments for long-duration space missions like hand-held X-ray equipment and navigation capabilities.

NASA also led a variety of science discoveries, including launching a joint satellite mission with India to regularly monitor Earth’s land and ice-covered surfaces, as well as identifying and tracking the third interstellar object in our solar system; achieved 25 continuous years of human presence aboard the International Space Station; and, for the first time, flew a test flight of the agency’s X-59 supersonic plane that will help revolutionize air travel.

Sean Duffy, named by President Trump, is serving as the acting administrator while NASA awaits confirmation of Jared Isaacman to lead the agency. Isaacman’s nomination hearing took place in early December, and his nomination was passed out of committee with bipartisan support. The full Senate will consider Isaacman’s nomination soon. President Trump also nominated Matt Anderson to serve as deputy administrator, and Greg Autry to serve as chief financial officer, both of whom are awaiting confirmation hearings. NASA named Amit Kshatriya to associate administrator, the agency’s highest-ranking civil servant position.

Key accomplishments by NASA in 2025 include:

Astronauts exploring Moon, Mars is on horizon

Under Artemis, NASA will send astronauts on increasingly difficult missions to explore more of the Moon for scientific discovery, economic benefits, and to build upon our foundation for the first crewed mission to Mars. The Artemis II test flight is the first flight with crew under NASA’s Artemis campaign and is slated to launch in early 2026. The mission will help confirm systems and hardware for future lunar missions, including Artemis III’s astronaut lunar landing.

NASA also introduced 10 new astronaut candidates in September, selected from more than 8,000 applicants. The class is undertaking nearly two years of training for future missions to low Earth orbit, the Moon, and Mars. 

Progress to send the first crews around the Moon and on the lunar surface under Artemis includes:

  • NASA completed stacking of its Space Launch System rocket and Orion spacecraft for Artemis II. Teams integrated elements manufactured across the country at NASA’s Kennedy Space Center in Florida, including the rocket’s boosters and core stage, as well as Orion’s stage adapter and launch abort system, to name a few.
  • Ahead of America’s 250th birthday next year, the SLS rocket’s twin-pair of solid rocket boosters showcases the America 250 emblem.
  • The Artemis II crew participated in more than 30 mission simulations alongside teams on the ground, ensuring the crew and launch, flight, and recovery teams are prepared for any situation that may arise during the test flight. Soon, crew will don their survival suits and get strapped into Orion during a countdown demonstration test, serving as a dress rehearsal for launch day.
  • The agency worked with the Department of War to conduct a week-long underway recovery test in preparation to safely collect the Artemis II astronauts after they splashdown following their mission.
  • To support later missions, teams conducted a booster firing test for future rocket generations, verified new RS-25 engines, test-fired a new hybrid rocket motor to help engineering teams better understand the physics of rocket exhaust and lunar landers, as well using various mockups to test landing capabilities in various lighting conditions. Teams also conducted human-in-the-loop testing in Japan with JAXA (Japan Aerospace Exploration Agency) with a rover mockup from their agency.
  • NASA also continued work with Axiom Space, to develop and test the company’s spacesuit, including completing a test run at the Neutral Buoyancy Laboratory at NASA Johnson ahead of using the suit for Artemis training. The spacesuit will be worn by Artemis astronauts during the Artemis III mission to the lunar South Pole.
  • On the Moon, future crew will use a lunar terrain vehicle, or LTV, to travel away from their landing zone. NASA previously awarded three companies feasibility studies for developing LTV, followed by a request for proposals earlier this year. The agency is expected to make an award soon to develop, deliver, and demonstrate LTV on the lunar surface later this decade. The agency also selected two science instruments that will be included on the LTV to study the Moon’s surface composition and scout for potential resources.
  • For operations around the Moon, NASA and its partners continued to develop Gateway to support missions between lunar orbit and the Moon’s surface. Construction and production of the first two elements, a power and propulsion system and habitation element, each progressed, as did development and testing of potential science and technology demonstrations operated from Gateway. International partners also continued work that may contribute technology to support those elements, as well as additional habitation capabilities and an airlock.
  • This past year, NASA’s Lunar Surface Innovation Consortium team collaborated with over 3,900 members from academia, industry, and government on key lunar surface capabilities. Members from across the U.S. and 71 countries participated in two biannual meetings, three lunar surface workshops, and monthly topic meetings, resulting in 10 studies, four reports, and nine conference presentations. 

Building on previous missions and planning for the future, NASA will conduct more science and technology demonstrations on and around the Moon than ever before. Work toward effort included:

  • Selected a suite of science studies for the Artemis II mission, including studies that focus on astronauts’ health.
  • Launched two CLPS (Commercial Lunar Payload Services) flights with NASA as a key customer, including Firefly’s Blue Ghost Mission One, which landed on the Moon March 2, and Intuitive Machines’ Nova C lunar lander, which touched down on March 6.
    • Experiments and tech demos aboard these flights included an electrodynamic dust shield, lunar navigation system, high-performance computing, collection of more than 9,000 first-of-a-kind images of the lunar lander’s engine plumes, and more.
  • For future CLPS flights, NASA awarded Blue Origin a task order with an option to deliver the agency’s VIPER (Volatiles Investigating Polar Exploration Rover) to the lunar South Pole in late 2027, as well as awarded Firefly another flight, slated for 2030.
  • Teams studied regolith (lunar dirt and rocks) in a simulated lunar gravity environment and tested how solid materials catch fire in space.
  • The agency’s 55-pound CubeSat in lunar orbit, CAPSTONE, exceeded 1,000 days in space, serving as a testbed for autonomous navigation and in-space communications.
  • Published findings from this Artemis I experiment highlighting why green algae may be a very good deep space travel companion.
NASA announced its 2025 Astronaut Candidate Class on Sept. 22, 2025. The 10 candidates, pictured here at NASA’s Johnson Space Center in Houston are: U.S. Army CW3 Ben Bailey, Anna Menon, Rebecca Lawler, Katherine Spies, U.S. Air Force Maj. Cameron Jones, Dr. Lauren Edgar, U.S. Navy Lt. Cmdr. Erin Overcash, Yuri Kubo, Dr. Imelda Muller, and U.S. Air Force Maj. Adam Fuhrmann.Credit: NASA/Josh Valcarcel

Technological and scientific steps toward humanity’s next giant leap on the Red Planet include:

  • Launched a pair of spacecraft, known as ESCAPADE, on a mission to Mars, arriving in September 2027, to study how its magnetic environment is impacted by the Sun. This data will better inform our understanding of space weather, which is important to help minimize the effects of radiation for future missions with crew.
  • NASA announced Steve Sinacore, from the agency’s Glenn Research Center in Cleveland, to lead the nation’s fission surface power efforts.
  • Selected participants for a second yearlong ground-based simulation of a human mission to Mars, which began in October, as well as tested a new deep space inflatable habitat concept.
  • Completed the agency’s Deep Space Optical Communications experiment, which exceeded all of its technical goals after two years. This type of laser communications has the potential to support high-bandwidth connections for long duration crewed missions in deep space.
  • NASA completed its fourth Entry Descent and Landing technology test in three months, accelerating innovation to achieve precision landings on Mars’ thin atmosphere and rugged terrain. 
  • Other research to support long-duration missions in deep space include how fluids behave in space, farming space crops, and quantum research.

Through the Artemis Accords, seven new nations have joined the United States, led by NASA and the U.S. Department of State, in a voluntary commitment to the safe, transparent, and responsible exploration of the Moon, Mars, and beyond. With nearly 60 signatories, more countries are expected to sign in the coming months and years. 

Finally, NASA engaged the public to join its missions to the Moon and Mars through a variety of activities. The agency sought names from people around the world to fly their name on a SD card aboard Orion during the Artemis II mission. NASA also sponsored a global challenge to design the spacecraft’s zero gravity indicator, announcing 25 finalists this year for the mascot design. Artemis II crew members are expected to announce a winner soon.

NASA’s gold standard science benefits humanity

In addition to conducting science at the Moon and Mars to further human exploration in the solar system, the agency continues its quest in the search for life, and its scientific work defends the planet from asteroids, advances wildfire monitoring from its satellites, studies the Sun, and more.

  • Garnering significant interest this year, NASA has coordinated a solar system-wide observation campaign to follow comet 3I/ATLAS, the third known interstellar object to pass through our solar system. To date, 12 NASA spacecraft and space-based telescopes have captured and processed imagery of the comet since its discovery in the summer.

Astrobiology

  • A Perseverance sample found on Mars potentially contain biosignatures, a substance or structure that might have a biological origin but requires additional data and studying before any conclusions can be reached about the absence or presence of life.
  • NASA’s Curiosity rover on Mars found the largest organic compounds on the Red Planet to date.
  • Teams also are working to develop technologies for the Habitable Worlds Observatory, and the agency now has tallied 6,000 exoplanets.
  • Samples from asteroid Bennu revealed sugars, amino acids, and other life-building molecules.

Planetary Defense

Heliophysics

In addition to launching the NISAR mission, here are other key science moments:

  • Completion of NASA’s next flagship observatory, the Nancy Grace Roman Space Telescope, is done, with final testing underway. The telescope will help answer questions about dark energy and exoplanets and will be ready to launch as early as fall of 2026.
  • The agency’s newest operating flagship telescope, James Webb Space Telescope, now in its third year, continued to transform our understanding of the universe, and Hubble celebrated its 35th year with a 2.5-gigapixel Andromeda galaxy mosaic.
  • Juno found a massive, hyper-energetic volcano on Jupiter’s moon Io.
  • NASA’s Parker Solar Probe team shared new images of the Sun’s atmosphere, taken closer to the star than ever captured before.
  • Lucy completed a successful rehearsal flyby of the asteroid Donaldjohanson.
  • The agency’s SPHEREx space telescope is creating the first full-sky map in 102 infrared colors.
  • NASA space telescopes including Chandra X-ray Observatory, IXPE, Fermi, Swift, and NuSTAR continued to reveal secrets in the universe from record-setting black holes to the first observations of the cosmos’ most magnetic objects.
NASA’s ESCAPADE (Escape and Plasma Acceleration and Dynamics Explorers) mission launched on Nov. 13, 2025, atop a Blue Origin New Glenn rocket at Launch Complex 36 at Cape Canaveral Space Force Station.Credit: Blue Origin

25 years of continuous presence in low Earth orbit

In 2025, the International Space Station celebrated 25 years of continuous human presence, a milestone achievement underscoring its role as a beacon of global cooperation in space. The orbital laboratory supported thousands of hours of groundbreaking research in microgravity in 2025, advancing commercial space development and preparing for future human exploration of the Moon and Mars.

  • For the first time, all eight docking ports were occupied by visiting spacecraft to close out the year, demonstrating the strength of NASA’s commercial and international partnerships. Twenty-five people from six countries lived and worked aboard the station this year. In all, 12 spacecraft visited the space station in 2025, including seven cargo missions delivering more than 50,000 pounds of science, tools, and critical supplies to the orbital complex.  

Research aboard the International Space Station continues to benefit life on Earth and support deep space exploration.

  • Several studies with Crew-10 and Crew 11 aimed at understanding how the human body adapts to spaceflight, including a new study to assess astronauts’ performance, decision making, and piloting capabilities during simulated lunar landings. 
  • In September, the U.S. Food and Drug Administration approved an early-stage cancer treatment, supported by research aboard the space station, that could reduce costs and shorten treatment times for patients.
  • Scientists also published findings in peer-reviewed journals on topics such as astronaut piloting performance after long missions, the use of biologically derived materials to shield against space radiation, robotic telesurgery in space, and how spaceflight affects stem cells, all advancing our understanding of human physiology in space and on Earth.
  • Researchers 3D-printed medical implants with potential to support nerve repair; advanced work toward large-scale, in-space semiconductor manufacturing; and researched the production of medical components with increased stability and biocompatibility that could improve medication delivery.

Additional notable space operations accomplishments included:

  • NASA’s SpaceX Crew-9 astronauts Nick Hague, Suni Williams, and Butch Wilmore returned in March after a long-duration mission, including more than eight months for Williams and Wilmore. The trio completed more than 150 scientific experiments and 900 hours of research during the stay aboard the orbiting laboratory. Williams also conducted two spacewalks, setting a new female spacewalking record with 62 hours, 6 minutes, and ranking her fourth all-time in spacewalk duration. 
  • NASA astronaut Don Pettit returned in April with Roscosmos cosmonauts Alexey Ovchinin and Ivan Vagner, concluding a seven-month mission. Pettit, who turned 70 the day of his return, completed 400 hours of research during his flight, and has now logged 590 days in space across four missions. 
  • SpaceX Dragon cargo missions 32 and 33 launched in April and August, delivering more than 11,700 pounds of cargo, while SpaceX 33 tested a new capability to help maintain the altitude of station.  
  • Axiom Mission 4, the fourth private astronaut mission to the space station, concluded in July, furthering NASA’s efforts to support and advance commercial operations in low Earth orbit. 
  • NASA SpaceX Crew-11 mission launched in August with NASA astronauts Zena Cardman and Mike Fincke, JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui, and Roscosmos cosmonaut Oleg Platonov aboard. The crew remains aboard the space station where they are conducting long-duration research to support deep space exploration and benefit life on Earth. 
  • NASA’s SpaceX Crew-10 mission completed more than 600 hours of research before returning in August, when they became the first crewed SpaceX mission for NASA to splash down in the Pacific Ocean.  
  • In September, the first Northrop Grumman Cygnus XL spacecraft arrived, delivering more than 11,000 pounds of cargo, including research supporting Artemis and Mars exploration. 
  • NASA Glenn researchers tested handheld X-ray devices that could help astronauts quickly check for injuries or equipment problems during future space missions. 
  • For nearly six years, NASA’s BioNutrients project has studied how to produce essential nutrients to support astronaut health during deep space missions, where food and vitamins have limited shelf lives. With its third experiment now aboard the International Space Station, the research continues to advance preparations for long-duration spaceflight.
  • NASA astronaut Chris Williams arrived with Roscosmos cosmonauts Sergey Kud-Sverchkov and Sergei Mikaev for an eight-month science mission aboard the station. Following their arrival, NASA astronaut Jonny Kim returned home, concluding his own eight-month mission. 

NASA has worked with commercial companies to advance development of privately owned and operated space stations in low Earth orbit from which the agency, along with other customers, can purchase services and stimulate the growth of commercial activities in microgravity. This work is done in advance of the International Space Station’s retirement in 2030.

Among the many achievements made by our partners, recent advancements include:

  • Axiom Space has completed critical design review, machining activities, and the final welds, moving to testing for the primary structure of Axiom Station’s first module.
  • Starlab completed five development and design milestones focused on reviews of its preliminary design and safety, as well as spacecraft mockup and procurement plans.
  • Completed testing of the trace contaminant control system for Vast’s Haven-1 space station using facilities at NASA Marshall, confirming the system can maintain a safe and healthy atmosphere.
  • Blue Origin’s Orbital Reef completed a human-in-the-loop testing milestone using individual participants or small groups to perform day-in-the-life walkthroughs in life-sized mockups of major station components. 
  • The agency also continues to support the design and development of space stations and technologies through agreements with Northrop Grumman, Sierra Space, SpaceX, Special Aerospace Services, and ThinkOrbital.
On Nov. 2, 2025, the International Space Station celebrated 25 years of continuous human presence. Here, clouds swirl over the Gulf of Alaska and underneath the aurora borealis blanketing Earth’s horizon in this photograph from the space station as it orbited 261 miles above on March 12, 2025.Credit: NASA

Pioneering aviation research 

This year saw a major triumph for NASA’s aviation researchers, as its X-59 one-of-a-kind quiet supersonic aircraft made its historic first flight Oct 28. NASA test pilot Nils Larson flew the X-59 for 67 minutes up to an altitude of about 12,000 feet and an approximate top speed of 230 mph, precisely as planned. The flight capped off a year of engine testing including afterburner testing, taxi testing, and simulated flights from the ground — all to make sure first flight went safely and smoothly. The X-59 team will now focus on preparing for a series of flight tests where the aircraft will operate at higher altitudes and supersonic speeds. This flight test phase will ensure the X-59 meets performance and safety expectations. NASA’s Quesst mission also began testing the technologies that they will use to measure the X-59’s unique shock waves and study its acoustics during future mission phases.  

Researchers also made other major strides to further aviation technologies that will benefit the public and first responders, including live flight testing of a new portable airspace management system with the potential to greatly improve air traffic awareness during wildland fire operations.  

During the past year, the agency’s aeronautics researchers also: 

NASA’s X-59 quiet supersonic research aircraft lifts off for its first flight on Oct. 28, 2025, from U.S. Air Force Plant 42 in Palmdale, California. The aircraft’s first flight marks the start of flight testing for NASA’s Quesst mission, the result of years of design, integration, and ground testing.Credit: NASA/Lori Losey

Technologies that advance exploration, support growing space economies

From spinoff technologies on Earth to accelerating development of technologies in low Earth orbit and at the Moon and Mars, NASA develops, demonstrates, and transfer new space technologies that benefit the agency, private companies, and other government agencies and missions.

Accomplishments by NASA and our partners in 2025 included:

  • NASA and Teledyne Energy Systems Inc. demonstrated a next-generation fuel cell system aboard a Blue Origin New Shepard mission, proving it can deliver reliable power in the microgravity environment of space. 
  • Varda Space Industries licensed cutting-edge heatshield material from NASA, allowing it to be produced commercially for the company’s capsule containing a platform to process pharmaceuticals in microgravity. Through this commercial collaboration NASA is making entry system materials more readily available to the U.S. space economy and advancing the industries that depend on it. 
  • The maiden flight of UP Aerospace’s Spyder hypersonic launch system demonstrated the U.S. commercial space industry’s capacity to test large payloads (up to 400 pounds) at five times the speed of sound. NASA’s support of Spyder’s development helped ensure the availability of fast-turnaround, lower cost testing services for U.S. government projects focused on space exploration and national security.  
  • The NASA Integrated Rotating Detonation Engine System completed a test series for its first rotating detonation rocket engine technology thrust chamber assembly unit.
  • NASA successfully completed its automated space traffic coordination objectives between the agency’s four Starling spacecraft and SpaceX’s Starlink constellation. The Starling demonstration matured autonomous decision-making capabilities for spacecraft swarms using Distributed Spacecraft Autonomy software, developed by NASA’s Ames Research Center in California’s Silicon Valley.  
  • NASA announced an industry partnership to design the Fly Foundational Robots mission to demonstrate use of Motiv Space Systems’ robotic arm aboard a hosted orbital flight test with Astro Digital. 
  • The third spacecraft in the R5 (Realizing Rapid, Reduced-cost high-Risk Research) demonstration series launched aboard SpaceX’s Transporter-15 mission. This series of small satellites leverage terrestrial commercial off-the-shelf hardware to enable affordable, rapid orbital flight tests of rendezvous and proximity operations payloads. 
  • Pieces of webbing material, known as Zylon, which comprise the straps of NASA’s HIAD (Hypersonic Inflatable Aerodynamic Decelerator) aeroshell, launched to low Earth orbit aboard the Space Force’s X-37B Orbital Test Vehicle for a trip that will help researchers characterize how the material responds to long-duration exposure to the harsh vacuum of space. 
  • The DUPLEX CubeSat developed by CU Aerospace deployed from the International Space Station to demonstrate two commercial micro-propulsion technologies for affordable small spacecraft propulsion systems. 

Harnessing NASA’s brand power in real life, online

As one of the most recognized global brands and most followed on social media, NASA amplified its reach through force-multiplying engagement activities that generate excitement and support for the agency’s missions and help foster a Golden Age of innovators and explorers.

From collaborations with sport organizations and players to partnerships with world-renowned brands, these activities provide low-cost, high-impact avenues to engage an ever-expanding audience and reinforce NASA’s position as the world’s premier space agency. Engagement highlights from 2025 include: 

  • Second Lady Usha Vance also kicked off her summer reading challenge at NASA’s Johnson Space Center in Houston, encouraging youth to seek adventure, imagination, and discovery in books, a sentiment close to NASA and everyone the agency inspires.
  • Reached nearly 5 million people through participation in hybrid and in-person events across the agency, including the White House’s Summer Reading Challenge, Open Sauce 2025, the Expedition 71 and 72 postflight visits, featuring NASA astronauts recently returned from missions aboard the space station, and more. 
  • Participated in a variety of space policy conferences to include Space Symposium and the International Aeronautical Congress highlighting America’s leadership in human exploration to the Moon and Mars, responsible exploration under the Artemis Accords, and support for the commercial space sector.

In 2025, NASA also consolidated its social media accounts to improve clarity, compliance, and strategic alignment. After streamlining the number of active accounts, the agency grew its total following on these accounts by more than eight million, reaching nearly 367 million followers. 

 
Other digital highlights included:

  • In 2025, NASA expanded access to its NASA+ streaming service by launching a free, ad-supported channel on Prime Video and announcing a new partnership with Netflix to stream live programming, including rocket launches and spacewalks, making its missions more accessible to global audiences and inspiring the next generation of explorers. As of November 2025, viewers have streamed more than 7.7 million minutes of NASA content on the Prime Video FAST channel.
  • NASA’s SpaceX Crew-9 return from the space station drew over 2.5 million live viewers, making it the agency’s most-watched event of 2025.
  • NASA aired live broadcasts for 17 launches in 2025, which have a combined 3.7 million views while live. NASA’s SpaceX Crew-10 and NISAR launches have the most views on YouTube, while crewed launches (Crew-10, Crew-11, and Axiom Mission 4) were the most-viewed while the broadcast was live. 
  • The agency’s YouTube livestreams in 2025 surpassed 18.8 million total live views. The agency’s YouTube channel has more than 50.4 million total views for the year. 
  • The agency’s podcasts were downloaded more than 2 million times in 2025 by more than 750,000 listeners.
  • Increased content production nearly tenfold for its science-focused website in Spanish, Ciencia de la NASA, and grew the website’s page views by 24% and visitor numbers by 25%. NASA’s Spanish language social media accounts experienced a 17% growth in followers in 2025.
  • The number of subscribers to NASA’s flagship and Spanish newsletters total more than 4.6 million. 
  • NASA earned a spot on The Webby 30, a curated list celebrating 30 companies and organizations that have shaped the digital landscape. 
  • More than 2.9 million viewers watched 38,400 hours of NASA’s on-demand streaming service NASA+ in 2025. November marked two years since NASA+ debuted. 
  • Premiered “Planetary Defenders,” a new documentary that follows the dedicated team behind asteroid detection and planetary defense. The film debuted at an event at the agency’s headquarters with digital creators, interagency and international partners, and now is streaming on NASA+, YouTube, and X. In its first 24 hours, it saw 25,000 views on YouTube – 75% above average – and reached 4 million impressions on X.  
  • “Cosmic Dawn,” a feature-length documentary following the creation of the James Webb Space Telescope, was released this year. The film has been viewed 1.6 million times on the agency’s YouTube channel.

Among agency awards:

  • NASA’s broadcast of the April 8, 2024, total solar eclipse won multiple Emmy Awards.
  • Received six Webby Awards and six People’s Voice Awards across platforms — recognition of America’s excellence in digital engagement and public communication. 

Learn more about NASA’s missions online at:

https://www.nasa.gov

-end-

Bethany Stevens / Cheryl Warner
Headquarters, Washington
202-358-1600
bethany.c.stevens@nasa.gov / cheryl.m.warner@nasa.gov

Share Details Last Updated Dec 16, 2025 EditorJennifer M. DoorenLocationNASA Headquarters Related Terms
Categories: NASA

How Small Is Too Small? Volunteers Help NASA Test Lake Monitoring From Space

NASA News - Tue, 12/16/2025 - 2:45pm

2 min read

How Small Is Too Small? Volunteers Help NASA Test Lake Monitoring From Space Jen Oden, Snohomish County Water Quality Specialist, and Megan Lane, LOCSS team member, report a lake height measurement at Flowing Lake, Snohomish County, Washington. Visit locss.org to contact the team or to get involved!Grant Parkins, 2018

Volunteers participating in the Lake Observations by Citizen Scientists and Satellites (LOCSS) project have been collecting water level data in lakes since 2017. Now, the LOCSS team has used these data to examine the accuracy of water level measurements made from space. The results, published in GIScience & Remote Sensing, showed that modern satellites with special instruments called nadir altimeters can capture water level variation with relatively high accuracy even for lakes smaller than one square kilometer.  These measurements are crucial for scientific research and resource management.

“We can look at the wetland now with different eyes,” said Nelsi Durán, a volunteer from Ciénaga La Musanda, Colombia. (Translated from Spanish).

The work done by LOCSS volunteers also helped reveal where satellite-based lake water level measurements can go wrong. Water level variability turns out to be an important factor. Relatively small lakes with a high lake level variability can be measured from space, but lakes where the water level seldom changes yielded measurements with lower accuracy. 

The LOCSS project has included 274 lakes in 10 countries (USA, Canada, Colombia, Chile, Kenya, Spain, France, India, Pakistan, and Bangladesh), so far. Since the project started, more than 10,000 citizen scientists have reported water level measurements to the project. 

“We chose to work with the LOCSS team, because it is important for us to try to widen our understanding of how our environments change over time,” said Dan Grigas, an ecologist at Forest Preserve District, DuPage County, Illinois. “This includes how changes in climate patterns in both the near-term and long-term can affect freshwater ecology. This program also allows for and relies on citizen scientists to participate, which strengthens the relationships among government agencies, the people they serve, and the environments that we all treasure.” 
Are you passionate about understanding our planet and its precious water resources? Visit locss.org and look for a participating lake near you!

Learn More and Get Involved Lake Observations by Citizen Scientists and Satellites

Take measurements of lake heights and surface areas to reveal how their water volumes are changing!

Facebook logo @nasascience_ @nasascience_ Instagram logo @nasascience_ Linkedin logo @nasascience_ Share Details Last Updated Dec 16, 2025 Related Terms Explore More 2 min read New Software from the Dynamic Eclipse Broadcast Initiative

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Categories: NASA

How Small Is Too Small? Volunteers Help NASA Test Lake Monitoring From Space

NASA - Breaking News - Tue, 12/16/2025 - 2:45pm

2 min read

How Small Is Too Small? Volunteers Help NASA Test Lake Monitoring From Space Jen Oden, Snohomish County Water Quality Specialist, and Megan Lane, LOCSS team member, report a lake height measurement at Flowing Lake, Snohomish County, Washington. Visit locss.org to contact the team or to get involved!Grant Parkins, 2018

Volunteers participating in the Lake Observations by Citizen Scientists and Satellites (LOCSS) project have been collecting water level data in lakes since 2017. Now, the LOCSS team has used these data to examine the accuracy of water level measurements made from space. The results, published in GIScience & Remote Sensing, showed that modern satellites with special instruments called nadir altimeters can capture water level variation with relatively high accuracy even for lakes smaller than one square kilometer.  These measurements are crucial for scientific research and resource management.

“We can look at the wetland now with different eyes,” said Nelsi Durán, a volunteer from Ciénaga La Musanda, Colombia. (Translated from Spanish).

The work done by LOCSS volunteers also helped reveal where satellite-based lake water level measurements can go wrong. Water level variability turns out to be an important factor. Relatively small lakes with a high lake level variability can be measured from space, but lakes where the water level seldom changes yielded measurements with lower accuracy. 

The LOCSS project has included 274 lakes in 10 countries (USA, Canada, Colombia, Chile, Kenya, Spain, France, India, Pakistan, and Bangladesh), so far. Since the project started, more than 10,000 citizen scientists have reported water level measurements to the project. 

“We chose to work with the LOCSS team, because it is important for us to try to widen our understanding of how our environments change over time,” said Dan Grigas, an ecologist at Forest Preserve District, DuPage County, Illinois. “This includes how changes in climate patterns in both the near-term and long-term can affect freshwater ecology. This program also allows for and relies on citizen scientists to participate, which strengthens the relationships among government agencies, the people they serve, and the environments that we all treasure.” 
Are you passionate about understanding our planet and its precious water resources? Visit locss.org and look for a participating lake near you!

Learn More and Get Involved Lake Observations by Citizen Scientists and Satellites

Take measurements of lake heights and surface areas to reveal how their water volumes are changing!

Facebook logo @nasascience_ @nasascience_ Instagram logo @nasascience_ Linkedin logo @nasascience_ Share Details Last Updated Dec 17, 2025 Related Terms Explore More 2 min read New Software from the Dynamic Eclipse Broadcast Initiative

Eighty-two volunteer teams with the Dynamic Eclipse Broadcast (DEB) Initiative spent the day spread across…

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3 min read Eclipse Soundscapes Volunteers Empower Others to Get Involved in Scientific Discovery, Post-Eclipse Article 2 weeks ago 1 min read NASA is Grateful for Citizen Scientists

This Thanksgiving, we’re grateful for you!

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Categories: NASA

NASA JPL Shakes Things Up Testing Future Commercial Lunar Spacecraft

NASA News - Tue, 12/16/2025 - 2:43pm

6 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater)

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A time-lapse video recorded at JPL in October shows engineers and technicians moving and attaching a full-scale model of Firefly Aerospace’s Blue Ghost lunar lander on top of two lunar orbiters. The full stack was then subjected to a vibration test that mimics the violent action of rocket launch.NASA/JPL-Caltech

The same historic facilities that some 50 years ago prepared NASA’s twin Voyager probes for their ongoing interstellar odyssey are helping to ready a towering commercial spacecraft for a journey to the Moon. Launches involve brutal shaking and astonishingly loud noises, and testing in these facilities mimics those conditions to help ensure mission hardware can survive the ordeal. The latest spacecraft to get this treatment are Firefly Aerospace’s Blue Ghost Mission 2 vehicles, set to launch to the Moon’s far side next year. 

The Environmental Test Laboratory at NASA’s Jet Propulsion Laboratory in Southern California is where dozens of robotic spacecraft have been subjected to powerful jolts, extended rattling, high-decibel blasts of sound, and frigid and scorching temperatures, among other trials. Constructed in the 1960s and modernized over the years, the facilities have prepared every NASA spacecraft built or assembled at JPL for the rigors of space, from the Ranger spacecraft of the dawning Space Age to the Perseverance Mars rover to Europa Clipper, currently en route to the Jupiter system.  

That legacy, and the decades of accumulated experience of the Environmental Test Laboratory team at JPL, is also supporting industry efforts to return to the Moon as part of NASA’s CLPS (Commercial Lunar Payload Services) initiative and its Artemis campaign, which will bring astronauts back to the lunar surface.  

In recent months, a full-scale model of Firefly’s uncrewed Blue Ghost Mission 2 spacecraft was put through its paces by the experts in the lab’s vibration and acoustic testing facilities. Lessons learned with this model, called a structural qualification unit, will be applied to upcoming testing of the spacecraft that will fly to the Moon as early as 2026 through NASA’s CLPS. 

“There’s a lot of knowledge gained over the years, passed from one generation of JPL engineers to another, that we bring to bear to support our own missions as well as commercial efforts,” said Michel William, a JPL engineer in the Environmental Test Laboratory who led the testing. “The little details that go into getting these tests right — nobody teaches you that in school, and it’s such a critical piece of space launch.”  

Engineers and technicians secure a full-scale model of Firefly’s Blue Ghost lunar lander atop the other spacecraft that make up the company’s second delivery to the lunar surface. Environmental testing for the spacecraft took place in a clean room at NASA’s Jet Propulsion Laboratory in October. NASA/JPL-Caltech Testing just right 

The Environmental Test Laboratory team led environmental testing for Firefly’s Blue Ghost Mission 1 lander in 2024, and seeing the spacecraft achieve a soft Moon landing in March was a point of pride for them. Firefly’s next CLPS delivery debuts a dual-spacecraft configuration and hosts multiple international payloads, with the company’s Elytra Dark orbital vehicle stacked below the Blue Ghost lunar lander. Standing 22 feet (6.9 meters) high, the full structure is more than three times as tall as the Mission 1 lander. 

This fall, a structural qualification model of the full stack was clamped to a “shaker table” inside a clean room at JPL and repeatedly rattled in three directions while hundreds of sensors monitored the rapid movement. Then, inside a separate acoustic testing chamber, giant horns blared at it from openings built into the room’s 16-inch-thick (41-centimeter-thick) concrete walls. The horns use compressed nitrogen gas to pummel spacecraft with up to 153 decibels, noise loud enough to cause permanent hearing loss in a human.  

Each type of test involves several increasingly intense iterations. Between rounds, JPL’s dynamics environment experts analyze the data to compare what the spacecraft experienced to computer model predictions. Sometimes a discrepancy leads to hardware modifications, sometimes a tweak to the computer model. Engineers and technicians are careful to push the hardware, but not too far. 

“You can either under-test or over-test, and both are bad,” William said. “If you over-test, you can break your hardware. If you under-test, it can break on the rocket. It’s a fine line.” 

Watch how JPL’s Environmental Test Laboratory preps spacecraft

Since the model isn’t itself launching to the Moon, Firefly’s recent Environmental Test Laboratory visit didn’t include several types of trials that are generally completed only for flight hardware. A launchpad-bound spacecraft would undergo electromagnetic testing to ensure that signals from its electronic parts don’t interfere with one another. And, in what is probably the most well-known environmental test, flight-bound hardware is baked or chilled at extreme temperatures in a thermal vacuum chamber from which all the air is sucked out. The multiple thermal vacuum chamber facilities at JPL include two large historic “space simulators” built within NASA’s first few years of existence: a chamber that’s 10 feet in diameter and another that’s 25 feet across

A full-scale model of Firefly Aerospace’s Blue Ghost Mission 2 lunar lander is prepared for delivery into a clean room at JPL’s Environmental Test Laboratory in September. NASA/JPL-Caltech Technicians and engineers at JPL ready a fixture that will attach a full-scale model of Firefly Aerospace’s Blue Ghost Mission 2 lunar lander, visible in the background, to a “shaker table” that tests a spacecraft’s readiness to survive the stresses of launch.NASA/JPL-Caltech Qualifying for launch 

The completion of Environmental Test Laboratory testing on Firefly’s structural qualification model helps prove the spacecraft will survive its ride out of Earth’s atmosphere aboard a SpaceX Falcon 9 rocket. Firefly’s Blue Ghost Mission 2 team is now turning its focus to completing assembly and testing of the flight hardware for launch. 

Once at the Moon, the Blue Ghost lander will touch down on the far side, delivering its payloads to the surface. Those include LuSEE-Night, a radio telescope that is a joint effort by NASA, the U.S. Department of Energy, and University of California, Berkeley’s Space Sciences Laboratory. A payload developed at JPL called User Terminal will test a compact, low-cost S-band radio communications system that could enable future far-side missions to talk to each other and to relay orbiters.  

Meantime, Firefly’s Elytra Dark orbital vehicle will have deployed into lunar orbit ESA’s (European Space Agency’s) Lunar Pathfinder communications satellite — a payload on which NASA is collaborating. Both vehicles will remain in orbit and able to relay data from the far-side surface back to Earth.  

“Firefly’s Blue Ghost Mission 2 will deliver both NASA and international commercial payloads to further prove out technologies for Artemis and help enable a long-term presence on the Moon,” said Ray Allensworth, Firefly’s spacecraft program director. “The extensive spacecraft environmental testing we did at JPL for Mission 1 was a critical step in Firefly’s test campaign for our historic lunar mission. Now we’re collaborating again to support a successful repeat on the Moon that will unlock even more insights for future robotic and human missions.” 

News Media Contact 

Melissa Pamer 
Jet Propulsion Laboratory, Pasadena, Calif. 
626-314-4928 
melissa.pamer@jpl.nasa.gov 

2025-141

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Categories: NASA

NASA JPL Shakes Things Up Testing Future Commercial Lunar Spacecraft

NASA - Breaking News - Tue, 12/16/2025 - 2:43pm

6 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater)

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A time-lapse video recorded at JPL in October shows engineers and technicians moving and attaching a full-scale model of Firefly Aerospace’s Blue Ghost lunar lander on top of two lunar orbiters. The full stack was then subjected to a vibration test that mimics the violent action of rocket launch.NASA/JPL-Caltech

The same historic facilities that some 50 years ago prepared NASA’s twin Voyager probes for their ongoing interstellar odyssey are helping to ready a towering commercial spacecraft for a journey to the Moon. Launches involve brutal shaking and astonishingly loud noises, and testing in these facilities mimics those conditions to help ensure mission hardware can survive the ordeal. The latest spacecraft to get this treatment are Firefly Aerospace’s Blue Ghost Mission 2 vehicles, set to launch to the Moon’s far side next year. 

The Environmental Test Laboratory at NASA’s Jet Propulsion Laboratory in Southern California is where dozens of robotic spacecraft have been subjected to powerful jolts, extended rattling, high-decibel blasts of sound, and frigid and scorching temperatures, among other trials. Constructed in the 1960s and modernized over the years, the facilities have prepared every NASA spacecraft built or assembled at JPL for the rigors of space, from the Ranger spacecraft of the dawning Space Age to the Perseverance Mars rover to Europa Clipper, currently en route to the Jupiter system.  

That legacy, and the decades of accumulated experience of the Environmental Test Laboratory team at JPL, is also supporting industry efforts to return to the Moon as part of NASA’s CLPS (Commercial Lunar Payload Services) initiative and its Artemis campaign, which will bring astronauts back to the lunar surface.  

In recent months, a full-scale model of Firefly’s uncrewed Blue Ghost Mission 2 spacecraft was put through its paces by the experts in the lab’s vibration and acoustic testing facilities. Lessons learned with this model, called a structural qualification unit, will be applied to upcoming testing of the spacecraft that will fly to the Moon as early as 2026 through NASA’s CLPS. 

“There’s a lot of knowledge gained over the years, passed from one generation of JPL engineers to another, that we bring to bear to support our own missions as well as commercial efforts,” said Michel William, a JPL engineer in the Environmental Test Laboratory who led the testing. “The little details that go into getting these tests right — nobody teaches you that in school, and it’s such a critical piece of space launch.”  

Engineers and technicians secure a full-scale model of Firefly’s Blue Ghost lunar lander atop the other spacecraft that make up the company’s second delivery to the lunar surface. Environmental testing for the spacecraft took place in a clean room at NASA’s Jet Propulsion Laboratory in October. NASA/JPL-Caltech Testing just right 

The Environmental Test Laboratory team led environmental testing for Firefly’s Blue Ghost Mission 1 lander in 2024, and seeing the spacecraft achieve a soft Moon landing in March was a point of pride for them. Firefly’s next CLPS delivery debuts a dual-spacecraft configuration and hosts multiple international payloads, with the company’s Elytra Dark orbital vehicle stacked below the Blue Ghost lunar lander. Standing 22 feet (6.9 meters) high, the full structure is more than three times as tall as the Mission 1 lander. 

This fall, a structural qualification model of the full stack was clamped to a “shaker table” inside a clean room at JPL and repeatedly rattled in three directions while hundreds of sensors monitored the rapid movement. Then, inside a separate acoustic testing chamber, giant horns blared at it from openings built into the room’s 16-inch-thick (41-centimeter-thick) concrete walls. The horns use compressed nitrogen gas to pummel spacecraft with up to 153 decibels, noise loud enough to cause permanent hearing loss in a human.  

Each type of test involves several increasingly intense iterations. Between rounds, JPL’s dynamics environment experts analyze the data to compare what the spacecraft experienced to computer model predictions. Sometimes a discrepancy leads to hardware modifications, sometimes a tweak to the computer model. Engineers and technicians are careful to push the hardware, but not too far. 

“You can either under-test or over-test, and both are bad,” William said. “If you over-test, you can break your hardware. If you under-test, it can break on the rocket. It’s a fine line.” 

Watch how JPL’s Environmental Test Laboratory preps spacecraft

Since the model isn’t itself launching to the Moon, Firefly’s recent Environmental Test Laboratory visit didn’t include several types of trials that are generally completed only for flight hardware. A launchpad-bound spacecraft would undergo electromagnetic testing to ensure that signals from its electronic parts don’t interfere with one another. And, in what is probably the most well-known environmental test, flight-bound hardware is baked or chilled at extreme temperatures in a thermal vacuum chamber from which all the air is sucked out. The multiple thermal vacuum chamber facilities at JPL include two large historic “space simulators” built within NASA’s first few years of existence: a chamber that’s 10 feet in diameter and another that’s 25 feet across

A full-scale model of Firefly Aerospace’s Blue Ghost Mission 2 lunar lander is prepared for delivery into a clean room at JPL’s Environmental Test Laboratory in September. NASA/JPL-Caltech Technicians and engineers at JPL ready a fixture that will attach a full-scale model of Firefly Aerospace’s Blue Ghost Mission 2 lunar lander, visible in the background, to a “shaker table” that tests a spacecraft’s readiness to survive the stresses of launch.NASA/JPL-Caltech Qualifying for launch 

The completion of Environmental Test Laboratory testing on Firefly’s structural qualification model helps prove the spacecraft will survive its ride out of Earth’s atmosphere aboard a SpaceX Falcon 9 rocket. Firefly’s Blue Ghost Mission 2 team is now turning its focus to completing assembly and testing of the flight hardware for launch. 

Once at the Moon, the Blue Ghost lander will touch down on the far side, delivering its payloads to the surface. Those include LuSEE-Night, a radio telescope that is a joint effort by NASA, the U.S. Department of Energy, and University of California, Berkeley’s Space Sciences Laboratory. A payload developed at JPL called User Terminal will test a compact, low-cost S-band radio communications system that could enable future far-side missions to talk to each other and to relay orbiters.  

Meantime, Firefly’s Elytra Dark orbital vehicle will have deployed into lunar orbit ESA’s (European Space Agency’s) Lunar Pathfinder communications satellite — a payload on which NASA is collaborating. Both vehicles will remain in orbit and able to relay data from the far-side surface back to Earth.  

“Firefly’s Blue Ghost Mission 2 will deliver both NASA and international commercial payloads to further prove out technologies for Artemis and help enable a long-term presence on the Moon,” said Ray Allensworth, Firefly’s spacecraft program director. “The extensive spacecraft environmental testing we did at JPL for Mission 1 was a critical step in Firefly’s test campaign for our historic lunar mission. Now we’re collaborating again to support a successful repeat on the Moon that will unlock even more insights for future robotic and human missions.” 

News Media Contact 

Melissa Pamer 
Jet Propulsion Laboratory, Pasadena, Calif. 
626-314-4928 
melissa.pamer@jpl.nasa.gov 

2025-141

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Categories: NASA

Peekaboo!

NASA Image of the Day - Tue, 12/16/2025 - 12:31pm
Clockwise from left, JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui and NASA astronauts Jonny Kim, Zena Cardman, and Mike Fincke pose for a playful portrait through a circular opening in a hatch thermal cover aboard the International Space Station on Sept. 18, 2025.
Categories: Astronomy, NASA