A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape.

NASA astronaut Don Pettit and two cosmonaut colleagues will return to Earth this evening (April 19), and you can watch their homecoming live.

Longtime NASA astronaut Don Pettit is set to return from his fourth trip to space on Saturday night. Here are some of his ...

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

One of the cleanest places beyond Earth may be making its residents ill. Astronauts aboard the International Space Station ...

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

The ISS is set to be decommissioned in 2030. Several companies are competing for NASA contracts to build commercial space ...

Onboard the International Space Station (ISS), the Extant Life Volumetric Imaging System, dubbed ELVIS, is not about ...

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

Photographer extraordinaire Don Pettit is about to return to Earth following a seven-month stay aboard the space station. Take a moment to enjoy his best work.

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