Suni Williams and Butch Wilmore are still on the ISS, where one astronaut reports they're "living in the Twilight Zone." ...

Watch astronauts answer student questions about space research and daily life aboard the station—live from space!

The four NASA astronauts currently living on the International Space Station wished us all a happy Thanksgiving — and ...

NASA astronauts on the ISS share images of our home galaxy, the Milky Way. It can be hard to see from Earth, but the view ...

While their bodies and brains are affected by radiation, altered gravity and more, a study of 25 astronauts found no evidence ...

Suni Williams and Butch Wilmore are still on the ISS, where one astronaut reports they're "living in the Twilight Zone." CNET editor Gael Fashingbauer Cooper, a journalist and pop-culture junkie ...

NASA astronaut Don Pettit has posted another set of stunning shots, this time showing clouds as you’ve never seen them before.

13), similar conjectures were made about her fellow ISS inhabitant Butch Wilmore ... who has been "experiencing the natural stresses of living at a very high altitude, even in a pressurized ...

The two NASA astronauts who have been stranded on the International Space Station for five months have been feasting on pizza, roast chicken, and even shrimp cocktails — but have very little ...

A strange odor and droplets greeted cosmonauts aboard the ISS upon opening the newly arrived Progress MS-29 cargo spacecraft.

Russian cosmonauts aboard the ISS were forced to seal a hatch and don protective equipment after the arrival of a cargo ...

NASA officials quickly refuted those claims, saying Williams and the other three agency astronauts currently living on the ISS are in good health. And now, Williams herself has delivered the same ...