Astronauts Piers J. Sellers (left) and David A. Wolf in the midst of a pre-breathe exercise in preparation for a spacewalk. | ...

The Starliner crew was originally meant to stay on board the ISS for a week, but issues with Boeing's Starliner spacecraft ...

The Boeing Starliner they took to the space station almost didn't make it. Soon after liftoff in June, helium leaked and ...

Astronauts Butch Wilmore and Suni Williams are set to return to Earth Tuesday evening after a nine-month stint at the ...

A SpaceX capsule has arrived at the International Space Station, delivering the replacements for NASA's two stuck astronauts.

NASA astronauts Butch Wilmore and Suni Williams are set to splash down off the coast of Florida on Tuesday just before 5 p.m.

Butch Wilmore and Sunita Williams will finally return to Earth after nine months 'stuck' in space. The NASA astronauts are ...

Suni Williams and Butch Wilmore originally planned to stay just a week on the space station, but problems with their Boeing ...

Reaching orbit from NASA’s Kennedy Space Center, the newest crew includes NASA’s Anne McClain and Nichole Ayers, both ...

Butch Wilmore, Suni Williams and their two crewmates will depart the International Space Station at 1:05 a.m. ET on Tuesday ...