NASA will provide live coverage as two American astronauts are due to spend hours Wednesday, March 18, on a spacewalk outside the ISS.

Two NASA astronauts will conduct a long-delayed spacewalk today (March 18), and you can watch the action live. NASA ...

NASA’s 2 stuck astronauts take their first spacewalk together Add AP News on Google Add AP News as your preferred source to ...

While truly terrifying, there's an overlooked NASA spacewalk which looks equally nightmarish to untrained Earth-dwellers. In ...

Within two days of landing on Earth, the Artemis II astronauts were already back in spacesuits, working as if they had just ...

Four astronauts will be aboard the Orion spacecraft for the Artemis II mission.

NASA’s Artemis II mission, due to lift off on April 1, will see Christina Koch become the first woman ever to travel beyond low-Earth orbit toward the moon.

They were feeling a bit spacey. The Artemis II astronauts were filmed struggling to walk after experiencing Earth’s gravity ...

Inside the unsolved medical mystery that cut short Crew-11's mission, sent four astronauts home early, and raised new questions about long-term spaceflight.

The astronaut who prompted NASA's first medical evacuation earlier this year says doctors still don't know why he suddenly fell sick at the International Space Station.

NASA’s Mike Fincke has publicly identified himself as the astronaut who had a concerning “medical event” that led to an early exit from the International Space Station.

Trailblazing Artemis II astronauts have returned to Earth after their moon mission. Their journey is just starting - NASA’s ...