NASA has denied rumors that two of its astronauts are losing weight on the ISS, saying they are in outstanding health.

"In 65 years of human spaceflight, we've never had to bring somebody back for a medical reason so far," he added. "That's a ...

Amid public concern, NASA said the Starliner astronauts and the other five spacefarers living in orbit "undergo routine ...

Two astronauts are doing well despite rumors of health issues as they wait to return to Earth, the astronauts and NASA say.

NASA astronauts Suni Williams and Butch Wilmore say they are working out aboard the International Space Station as they await ...

Suni Williams and Butch Wilmore, the two NASA astronauts who have been stuck at the International Space Station for more than ...

In March, three NASA astronauts were sent to the International Space Station to monitor the arrival of two rockets over six ...

In orbit, the astronauts aborted two spacewalks, both under unusual circumstances. Then, on October 25, one of the astronauts ...

Three NASA astronauts whose prolonged space mission ended with a trip to the hospital last month won't say which one of them ...

It was the best-selling book on the Booker Prize shortlist, outselling all three of the previous winners combined ...