NASA astronaut and Expedition 63 Commander Chris Cassidy captured an iconic “space-selfie” during his 4th spacewalk that year ...

NASA, ESA/Matthias Maurer An astronaut aboard the International Space Station snapped this picture of the Moon as the station ...

Billionaire floats into space on risky first private spacewalk - The two hour spacewalk will take place at 5:58am ET (10:58am ...

Unlike the extravehicular activity (EVA) suits used on the International Space Station (ISS), SpaceX's EVA ... Sarah Gillis cheered when she heard the news of good launch weather while pilot ...

As Suni Williams and Butch Wilmore spend months longer than planned on ISS, three astronauts tell us what life is like in ...

Three months after the Starliner launched, NASA astronauts Barry Wilmore and Suni Williams remain in space. Here's a timeline ...

Two ISS crews are gearing up for departure, with NASA astronaut Tracy Dyson and cosmonauts Kononenko and Chub returning to ...

Astronauts on the International Space Station age slightly slower than the rest of us on Earth due to time-dilation effects.

In the next decade, the function of the ISS is expected to be replaced by lower-orbit space stations built and maintained by private space companies.

A US astronaut stuck on the International Space Station said Friday he believed Boeing's Starliner could have carried him ...

After their spacecraft landed on Earth without them, the Starliner crew gave the world an update and said they are doing just ...

There was no immediate independent confirmation of the launch's success, nor did Iranian authorities immediately provide ...