Sunita "Suni" Williams had an unexpectedly long stay at the International Space Station after her capsule malfunctioned.

Sunita "Suni" Williams had an unexpectedly long stay at the International Space Station after her capsule malfunctioned.

Post-flight rehabilitation for astronauts returning from space includes medical tests, physical therapy, and exercise ...

Google made its biggest acquisition in its history this week when it confirmed that it was buying Wiz for $32 billion. Google ...

From its perch in the foothills of the 3.4-mile-high mountain, you can see over an expanse of plains, called Aeolis Palus, ...

Here's a look at some others who found themselves stuck in space — by choice or not — along with some cool spaceflight ...