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

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

Don't believe the tabloids: NASA astronaut Suni Williams says she's doing just fine aboard the International Space Station ...

North Carolina State University graduate and NASA astronaut Christina Koch is being recognized with the highest civilian ...

This claim was, in fact, true. McCandless was, indeed, the first astronaut to perform an untethered spacewalk on Feb. 7, 1984 ...

"To maintain medical privacy and to let our processes go forward in an orderly manner, this is all we're going to say about ...

Emmy Rossum and Zoë Winters star in a new Off Broadway play that’s a climate disaster drama cohabiting with a domestic soap ...

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

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Dressed in her blue NASA jumpsuit, Moghbeli stood before second-, fifth-, and sixth-grade students and talked about her ...

Stranded astronaut Sunita Williams address weight loss concerns she's received from the general public.

Health concerns are growing for the Boeing Starliner mission astronauts who are still on the International Space Station.