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NASA astronaut Sunita Williams and her crewmate Butch Wilmore are preparing to return to Earth after more than eight months ...

Now, NASA has released tens major health risks facing the professionals as they continue their long-drawn-out odyssey. And it ...

Already strapped into their capsule, the four astronauts awaited a final decision, which came down with less than an hour ...

NASA and SpaceX have delayed the launch of a replacement crew of four astronauts to the International Space Station that would have set in motion the long-awaited homecoming of U.S. astronauts Butch ...

No doubt Elon Musk was appalled at Sen. Mark Kelly's tweets in which he criticized the administration for its disjointed ...

US astronauts Butch Wilmore and Suni Williams, who have been stuck on the ISS for the last nine months, will now have to wait ...

A launch pad problem has prompted SpaceX to delay a flight to the International Space Station to replace Nasa's two stranded astronauts.

If the launch proceeds on Friday, U.S. astronauts Butch Wilmore and Suni Williams are expected to return to Earth on Mar. 19.

A four-member crew including two astronauts from NASA, one each from Japan and Russia will replace Wilmore, Sunita Williams ...

Elon Musk's company SpaceX has encountered another snag in the nine-month saga to free Sunita Williams and Butch Wilmore who ...

A pair of astronauts stuck aboard the International Space Station for over nine months may have to wait a little longer to ...