Jonny Kim—a former Navy SEAL and ER doctor—is now a NASA astronaut who will soon launch to the International Space Station as ...

Oct. 24 (UPI) -- Google is educating users about the lunar cycle with its latest interactive Doodle released Thursday. The Doodle commemorates October's last Quarter moon -- better known as a half ...

Leaks are affecting a key part of the International Space Station. NASA and Russia’s space agency, Roscosmos, are not seeing ...

"In 65 years of human spaceflight, we've never had to bring somebody back for a medical reason so far," he added. "That's a ...

NASA and Roscosmos continue to disagree on the cause and severity of an air leak in the Russian segment of the International Space Station, one that NASA worries could lead to a “catastrophic ...

The space station is getting closer to retirement, and it's still in need of a deorbiting vehicle to lower it to its fiery ...

A recent report out last month from NASA’s Office of the Inspector General highlighted some of the big challenges to keeping ...

"All NASA astronauts aboard the International Space Station undergo routine medical evaluations, have dedicated flight surgeons monitoring them, and are in good health." NASA astronaut Suni ...

Be wowed by a beautiful space view of star trails captured in a long-exposure image from the International Space Station.

NASA astronauts Suni Williams and Butch Wilmore have been at the International Space Station months longer than intended, and their lengthy stay has given rise to some public concerns about their ...

No, International Space Station (ISS) astronaut Suni Williams does not face “health concerns,” NASA said in response to media speculation. Both crewmembers are long-duration spaceflight veterans.