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 ...

Two space missions reached their conclusion: one with a splashdown, the other with a quiet lunar death. And thrilling new ...

A video of Sunita Williams saying that she takes Bhagavad Gita, Upanishads and other personal items to space is circulating ...

President Donald Trump vowed Friday to personally pay overtime wages for NASA astronauts Suni Williams and Butch Wilmore, who ...