NASA astronaut Bruce McCandless became the first person to go on a spacewalk without a tether. McCandless was wearing a type ...

The 'scariest photo ever taken in space' has an incredible story behind it, as it captured an astronaut completely cut off from everything else.

Starliner astronaut Sunita Williams says she and crewmate Butch Wilmore have not been "abandoned" in space, as NASA considers ...

Williams not only performed crucial tasks outside the ISS but also set a new spacewalking record for female astronauts.

NASA astronauts Suni Williams and Butch Wilmore ventured outside the International Space Station (ISS) for a spacewalk on Thursday, months after their planned return to Earth was postponed. The two ...

One of the astronauts stranded on the International Space Station since last June explained in a new interview that she is struggling to remember what it feels like to walk and lay down.