
Which exoplanet in the TRAPPIST-1 system could be habitable? Scientists are modeling the star to find out
Frequent flares from the nearby star TRAPPIST-1 could offer new clues in the search for habitable planets beyond Earth.

By Kenna Hughes-Castleberry published
This rare phenomenon is also called the green rim and it actually happens at every sunset.

By Elizabeth Howell published
Private billionaire SpaceX astronaut Jared Isaacman appeared before a Senate committee Dec. 3 for consideration as NASA administrator. Here are 5 big takeaways from the hearing.

By Hanneke Weitering, Elizabeth Howell last updated
On Dec. 8, 1990, NASA's Galileo spacecraft flew by Earth on its way to Jupiter.

By Space.com last updated
Reference Keep up with all the rocket launches, astronomical events and mission milestones for 2025 with our space calendar.

By Tariq Malik, Daisy Dobrijevic last updated
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.

By Kenna Hughes-Castleberry published
Test your space smarts with our weekly crossword challenge, crafted from Space.com's biggest headlines.

By Elizabeth Howell published
'Apollo 1: Destination Moon' follows a real-life astronaut mission that ended tragically — and the lessons learned for future Apollo missions.

By Space.com Staff published
On Episode 188 of This Week In Space, Rod Pyle and Tariq Malik discuss Jared Isaacman, the billionaire entrepreneur and private astronaut, who took had his second confirmation as NASA's next leader.

The latest aurora forecast for tonight help you make sure you're in the right place at the right time to see the northern lights.

Follow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live.

Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.

Witness live views of Earth from the International Space Station as it orbits the planet. Space streaming company Sen is broadcasting 24/7 from the ISS in beautiful 4K HD.

NASA astronaut Sally Ride became the first American woman in space aboard the space shuttle Challenger.

See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.

Keep up with all the rocket launches, astronomical events and mission milestones for 2025 with our space calendar.

By Morgan Underwood published
But being in this sweet spot doesn't automatically mean a planet is hospitable to life.

By Sai Susmitha Guddanti, Preeti Nair, Marcos Fernandez Tous, Sreejith Vidhyadharan Nair published
From bicycles to rockets, learning through experience – whether human or machine – is shaping the future of space exploration.
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