Billions of years ago, Mars was warm, wet, and capable of sustaining liquid water on its surface. Scientists have long ...

Pettit, NASA's oldest active astronaut, is celebrating his 70th birthday while landing in Kazakhstan after 220 days in space.

NASA astronaut Don Pettit will return to Earth from the International Space Station Saturday, alongside his two Russian ...

Petit along with Roscosmos cosmonauts Alexey Ovchinin and Ivan Vagner board Soyuz MS-26 spacecraft and return to Earth.

As India’s astronaut Shubhanshu Shukla heads to the International Space Station on the Axiom-4 mission, he won’t be alone — a ...

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

A space homecoming is coming soon as NASA astronaut Don Pettit and two Russian cosmonauts wrap up a 220-day orbital mission ...

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