NASA's Artemis 2 astronauts are flying back from the moon today. Watch its progress live here and check out our live Artemis 2 moon mission updates.
On April 9, 1959, NASA introduced its very first astronaut class. This dashing group of young men is known as the Mercury 7.
Astronaut Christina Koch poses with zero-gravity indicator "Rise" in the viewport of the Artemis 2 Orion spacecraft.
NASA scientists are thrilled with the Artemis 2 astronauts' moon flyby observations — especially the micrometeor impact flashes they saw.
The Artemis 2 astronauts are capturing spectacular photos of the moon and Earth on their iPhones in space.
Seeing Earth from space changes your perspective. And this "overview effect" is magnified when you're looking back from beyond the moon, according to Artemis 2's Christina Koch.
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2026.
"This is the first time we have observed, for a large interval in momentum and for multiple species, this flow pattern in a subset of proton collisions in which an unusually large number of particles are produced."
NASA's Space Launch System rocket was back on the move overnight ahead of its second mission to the moon, which will be the first time the vehicle carries a crew.
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.
How would people react if an alien civilization actually made contact with us? Space.com talked to experts, who shared a variety of opinions about a possible real-life "disclosure day."
NASA's Artemis 2 mission is now in its final few days before returning to Earth on Friday, April 10. You may not be there for splashdown but you can show your support with Artemis-themed space-flight merch, from Lego and hoodies to mission patches and metal posters.
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