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

A group of NASA astronauts have remained secretive about why they were taken to hospital after their prolonged space station ...

"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 ...

In a video released Monday by NASA, stranded astronaut Sunita Williams, 59, offered a surprising reason for her weight loss ...

Suni Williams and Butch Wilmore only expected to be in space for about a week. But, more than 150 days later, the two NASA ...

Stranded astronaut Sunita Williams said the growing concerns about her health were nothing but “rumors” — as she attributed ...

Ahead of the Nov. 5 election, four Americans are in space who may want to vote. Fortunately for them, NASA has long had a ...

Welsh’s ebook is called “ Space Radiation: Astrophysical origins, radiobiological effects and implications for space ...

If they can manage to vote from space, you can sure manage to get to your polling place to cast a ballot of your own.

DENVER — A Colorado astronaut is back home, safe and sound, after a historic journey to space in September. Sarah Gillis made history on that Space-X mission by traveling further from Earth than any ...

Astronaut Eileen Collins and filmmaker Hannah Berryman discuss the new documentary SPACEWOMAN and the thrill of pushing human ...