Watch the stars and from them learn. To the Master's honor all must turn, Each in its track, without a sound, Forever tracing Newton's ground

— Albert Einstein

Astronomy

<p><a href="https://apod.nasa.gov/apod

APOD - Sun, 08/17/2025 - 12:00pm

Everybody sees the Sun.


Categories: Astronomy, NASA

How much has Mercury shrunk?

Space.com - Sun, 08/17/2025 - 11:00am
Mercury is still shrinking as it cools in the aftermath of its formation; new research narrows down estimates of just how much it has contracted.
Categories: Astronomy

See a trio of spectacular star clusters brighten the summer sky in August 2025

Space.com - Sun, 08/17/2025 - 10:00am
The Hyades, Pleiades and Hercules star clusters make for excellent targets in the late summer months.
Categories: Astronomy

Mercury quiz: How well do you know the Swift Planet?

Space.com - Sun, 08/17/2025 - 9:00am
This quiz will explore the facts, the fun and the fascinating quirks of our solar system’s speedster, Mercury
Categories: Astronomy

How the nature of environmental law is changing in defense of the planet and the climate

Space.com - Sun, 08/17/2025 - 8:00am
The effects of Earth's changing climate is driving up the number of legal suits related to environmental issues
Categories: Astronomy

NASA and Google test AI medical assistant for astronaut missions to the moon and Mars

Space.com - Sun, 08/17/2025 - 6:00am
Google and NASA are trialing an AI-powered medical assistant that could help astronauts care for themselves when mission control is out of reach.
Categories: Astronomy

Moon quiz: For all lunatics

Space.com - Sat, 08/16/2025 - 12:00pm
Think you know Earth's moon? Test your knowledge in a lunar quiz!
Categories: Astronomy

Scientists just recreated the universe's first ever molecules — and the results challenge our understanding of the early cosmos

Space.com - Sat, 08/16/2025 - 11:00am
In a first, scientists have recreated the formation of the first ever molecules in the universe to learn more about early star formation.
Categories: Astronomy

This Week In Space podcast: Episode 173 — The Return of the Malik

Space.com - Sat, 08/16/2025 - 10:11am
On Episode 173 of This Week In Space, Rod Pyle and and Tariq Malik look back at the week in space news.
Categories: Astronomy

If everyone in the world turned on the lights at the same time, what would happen?

Space.com - Sat, 08/16/2025 - 10:00am
Beyond powering lights, it's also important to think about where all that light would go.
Categories: Astronomy

Titan darkens Saturn in rare shadow transit on Aug. 19: Here's how to see it

Space.com - Sat, 08/16/2025 - 9:00am
The second largest moon in the solar system will cast its shadow over Saturn on Aug. 19.
Categories: Astronomy

<p><a href="https://apod.nasa.gov/apod

APOD - Sat, 08/16/2025 - 8:00am

What's that strange light down the road?


Categories: Astronomy, NASA

Tiny devices propelled by sunlight could explore a mysterious region of Earth's atmosphere

Space.com - Sat, 08/16/2025 - 8:00am
"Being able to send something out there would enable us to take a lot more precise data than we currently can."
Categories: Astronomy

Comet's Water Reveals Clues About Life on Earth

Universe Today - Sat, 08/16/2025 - 7:54am

A team of scientists have made a discovery that could help solve one of Earth's greatest mysteries, where did our planet's water come from? Using powerful radio telescopes, the researchers have detected water vapour in a comet located far beyond Neptune's orbit, and the results are changing our understanding of how life sustaining water arrived on our world.

Categories: Astronomy

SpaceX aims to launch Starship Flight 10 test flight on Aug. 24

Space.com - Fri, 08/15/2025 - 5:55pm
SpaceX is targeting Aug. 24 for the 10th Flight Test for its Starship rocket, following delays from a pad accident and May's failed mission.
Categories: Astronomy

Cholera Plagues Sudan amid Civil War, and Climate Change Is Making It Worse

Scientific American.com - Fri, 08/15/2025 - 5:30pm

An ongoing civil war in Sudan has forced millions of people to flee their homes and move to camps, where a lack of water and sanitation infrastructure, along with heavy rains, are fueling a massive cholera outbreak. What role does the environment play in how the outbreak is spreading?

Categories: Astronomy

Blue Origin's 2nd New Glenn rocket launch will fly twin NASA Mars probes to space on Sep. 29

Space.com - Fri, 08/15/2025 - 5:00pm
Blue Origin's powerful New Glenn rocket will launch NASA's ESCAPADE Mars mission no earlier than (NET) Sep. 29.
Categories: Astronomy

Human Embryo Implantation Revealed in First-Ever 3D Images

Scientific American.com - Fri, 08/15/2025 - 4:45pm

Analyzing embryo movements in uteruslike environments could offer clues to improving the success rate of in vitro fertilization

Categories: Astronomy