The space of night is infinite,
The blackness and emptiness
Crossed only by thin bright fences
Of logic

— Kenneth Rexroth
"Theory of Numbers"

NASA Image of the Day

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The latest NASA "Image of the Day" image.
Updated: 8 hours 25 min ago

Expedition 59 Space Station Crew Lands Safely in Kazakhstan

Tue, 06/25/2019 - 6:59am
The Soyuz MS-11 spacecraft is seen as it lands in a remote area near the town of Zhezkazgan, Kazakhstan with Expedition 59 crew members.
Categories: Astronomy, NASA

Preparing for the Expedition 59 Space Station Crew Landing

Mon, 06/24/2019 - 10:02am
NASA astronaut and Astronaut Office Representative Joe Acaba is seen along with other NASA, Canadian Space Agency and Roscosmos teams as they deploy from Karaganda for the Expedition 59 landing.
Categories: Astronomy, NASA

'Green' Alternative Fuel Set for First In-Space Test

Sun, 06/23/2019 - 9:32am
Satellites love hydrazine – a type of space propellant – but it’s toxic to people and extremely difficult to handle. A non-toxic alternative will be put to the test with NASA’s Green Propellant Infusion Mission (GPIM), set to launch on a SpaceX Falcon Heavy rocket.
Categories: Astronomy, NASA

Milestone Achieved as X-57 Mod II Takes Shape

Thu, 06/20/2019 - 2:51pm
The electric motors for X-57’s Mod II vehicle and their propellers were powered up and spun together for the first time as part of an integrated spin test.
Categories: Astronomy, NASA

RockOn! and RockSat-C: Launching Student Experiments to Space

Thu, 06/20/2019 - 10:02am
At 5:30 a.m. EDT Thursday, June 20, 2019, a 40-foot tall rocket carrying 28 student experiments (measuring acceleration, humidity, pressure, temperature and radiation counts) launched from Wallops Flight Facility in Virginia.
Categories: Astronomy, NASA

A Look Inside the X-59 QueSST Cockpit

Wed, 06/19/2019 - 9:58am
The pilot of NASA’s X-59 Quiet SuperSonic Technology, or QueSST, aircraft will navigate the skies in a cockpit unlike any other.
Categories: Astronomy, NASA

Countdown to Apollo 11

Tue, 06/18/2019 - 9:24am
Command Module pilot Michael Collins practices in the CM simulator on June 19, 1969, at Kennedy Space Center.
Categories: Astronomy, NASA

Storm Rages in Cosmic Teacup

Mon, 06/17/2019 - 11:28am
In a galaxy hosting a structure nicknamed the "Teacup," a galactic storm is raging.
Categories: Astronomy, NASA

The Stars and Stripes in Space

Fri, 06/14/2019 - 8:51am
This flag accompanied NASA astronaut Alan B. Shepard on his 15-minute suborbital journey on May 5, 1961.
Categories: Astronomy, NASA

Seeing an Aurora From the Space Station

Thu, 06/13/2019 - 10:12am
"Years ago at the South Pole, I looked up to the aurora for inspiration through the 6-month winter night." Aboard the International Space Station, NASA astronaut Christina Koch snapped this image of an aurora.
Categories: Astronomy, NASA

Unveiling Hidden Figures Way

Wed, 06/12/2019 - 12:50pm
A D.C. Department of Transportation employee removes a paper cover from the "Hidden Figures Way" street sign in front of NASA Headquarters at the corner of 3rd and E Street SW.
Categories: Astronomy, NASA

Astronaut Serena Auñón-Chancellor at Excel Academy In Washington, D.C.

Tue, 06/11/2019 - 9:16am
NASA astronaut Serena Auñón-Chancellor is hugged by students after a presentation about her experience on Expeditions 56 and 57 onboard the International Space Station at Excel Academy Public Charter School in DC.
Categories: Astronomy, NASA

Mature Galaxy Mesmerizes in New Hubble View

Mon, 06/10/2019 - 9:30am
NGC 7773 is a beautiful example of a barred spiral galaxy. A luminous bar-shaped structure cuts prominently through the galaxy's bright core, extending to the inner boundary of NGC 7773's sweeping, pinwheel-like spiral arms. Astronomers think that these bar structures emerge later in the lifetime of a galaxy.
Categories: Astronomy, NASA

Venus at Sunrise From the Space Station

Fri, 06/07/2019 - 9:02am
From the International Space Station, NASA astronaut Christina Koch snapped and posted this image of the planet Venus at sunrise.
Categories: Astronomy, NASA

Forecasting D-Day

Thu, 06/06/2019 - 9:24am
Without the sound advice of meteorologists and geologists working behind the scenes, one of the most consequential battles in human history could have gone quite differently.
Categories: Astronomy, NASA

Chandra Detects a Coronal Mass Ejection From Another Star

Wed, 06/05/2019 - 10:20am
The Chandra X-Ray Observatory detects a coronal mass ejection from a star other than the Sun for the first time.
Categories: Astronomy, NASA

Orion’s AA-2 Flight Test Article Stacks Up!

Tue, 06/04/2019 - 9:53am
Orion’s Ascent Abort-2 flight test vehicle was rolled out from Kennedy Space Center’s Launch Abort System Facility to Space Launch Complex 46 at Cape Canaveral Air Force Station for its July 2 launch.
Categories: Astronomy, NASA

NASA Selects First Commercial Moon Landing Services for Artemis Program

Mon, 06/03/2019 - 12:07pm
NASA selected three commercial Moon landing service providers that will deliver science and technology payloads under Commercial Lunar Payload Services (CLPS) as part of the Artemis program.
Categories: Astronomy, NASA

Hubble Sees a Galaxy Bucking the Trend

Fri, 05/31/2019 - 9:45am
This luminous orb is the galaxy NGC 4621, better known as Messier 59. Located in the 2,000-strong Virgo cluster of galaxies within the constellation of Virgo (the Virgin), Messier 59 lies approximately 50 million light-years away from us.
Categories: Astronomy, NASA

Surround Sound - Orion Service Module for Artemis 1 Undergoes Acoustic Tests

Thu, 05/30/2019 - 9:51am
Surround Sound - Orion service module for Artemis 1 undergoes acoustic tests
Categories: Astronomy, NASA