Astronaut Don Pettit, who has been at the International Space Station since September, is set to land Saturday in Kazakhstan ...

NASA astronaut Don Pettit and two cosmonaut colleagues will return to Earth from the International Space Station (ISS) on ...

In a remarkable coincidence, NASA astronaut Don Pettit will mark his 70th birthday with a fiery reentry through Earth's ...

As NASA prepares to return to the moon, studying astronaut health and safety is a top priority. Scientists monitor and ...

Butch Wilmore and Suni Williams will have to recover from their time in space. Learn more about what happens to the human ...

H ere's a sentence which, while technically correct, will make you sound like the most hardened of conspiracy theorists: no ...

NASA astronaut Don Pettit -- NASA’s oldest active astronaut at 69 -- arrived at the station last week on his fourth trip to ...

Life on the International Space Station isn't always easy. There's not a lot of room, no showers, and no laundry. Photos show ...

A striking time-lapse video features the ISS flying above cities at night before passing over a stunning aurora.

A Soyuz rocket with NASA astronaut Jonny Kim and two Russian cosmonauts on board docked with the International Space Station ...

NASA astronaut Don Pettit celebrated his 70th birthday returning from a 220-day mission on the International Space Station.