NASA astronauts Sunita Williams and Barry “Butch” Wilmore splashed down safely Tuesday in the Gulf of Mexico after an ...

The Starliner and Crew-9 astronauts will now remain in crew quarters at the Johnson Space Center in Houston for a few days to ...

Spending time in the weightless environment of microgravity can have some dramatic effects on the human body, but scientists have recently discovered a new one that could help explain why some ...

Four astronauts have safely returned to Earth after NASA made the rare decision to end their space station mission early because of a medical concern involving one of the crew members. The SpaceX ...

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.

An astronaut in need of medical care has returned to Earth alongside three crewmates, cutting their space station mission short by over a month in NASA's first-ever medical evacuation. The SpaceX ...

Retired astronaut Butch Wilmore reflected on the thoughts he had when he and former colleague Sunita Williams were stranded ...

An ailing astronaut returned to Earth with three others on Thursday, ending their space station mission more than a month early in NASA’s first medical evacuation. SpaceX guided the capsule to a ...

Add Yahoo as a preferred source to see more of our stories on Google. The International Space Station has been understaffed for nearly three weeks ever since NASA rushed home four astronauts after one ...

AP– NASA said Friday it’s adding an extra moon mission by Artemis astronauts before attempting a high-risk lunar landing with a crew. The shakeup in the flight lineup came just two days after NASA’s ...