NASA astronauts Suni Williams and Butch Wilmore say they are working out aboard the International Space Station as they await ...

Two astronauts were meant to be in space for a week. More than 150 days later, they're still suck in space and speculation ...

Amid public concern, NASA said the Starliner astronauts and the other five spacefarers living in orbit "undergo routine ...

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

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

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

"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 ...

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

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

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 ...

NASA astronaut and Expedition 72 Flight Engineer Nick Hague ... sustainable long-term human missions and increase crop ...

Now, in response to those rumors about Wilmore, NASA has chimed in once again. "All NASA astronauts aboard the International ...