"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 Russia at odds over cause and severity of the International Space Station's leak risks, including possibility of ...

A recent photo of Williams aboard the ISS sparked rumors about her health, restoring the media's habit of prying into the ...

In a video released Monday by NASA, stranded astronaut Sunita Williams, 59, offered a surprising reason for her weight loss ...

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 astronaut originally arrived at the ISS on June 6 along with Sunita Williams for what was supposed to be just a ten day stay.

Suni Williams and Butch Wilmore were only supposed to be on the International Space Station for eight days. It's been 22 ...

Two NASA astronauts saw their weeks long mission turn into months and now one of them is responding to tabloid claims about ...

This study observes how solid fuels burn in microgravity, potentially enhancing spacecraft fire safety protocols. The ISS ...

Application error: a client-side exception has occurred (see the browser console for more information).

Sunita Williams clarifies her health status, denying weight loss but detailing body changes from space fluid shifts. Read her ...

A SpaceX Dragon capsule packed with cargo took flight atop a Falcon 9 rocket Monday night, ferrying innovative experiments and equipment to the International Space Station to continue NASA's legacy of ...