The agency’s top medical official was responding to rumors that Suni Williams had lost an unusual amount of weight during an ...

The astronaut appeared to be in good health and spirits following photos of her that recently sparked health scare rumors.

"All NASA astronauts aboard the International Space Station are in good health," says the agency's chief health and medical ...

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

Suni Williams and Butch Wilmore only expected to be in space for about a week. But, more than 150 days later, the two NASA ...

NASA astronaut Suni Williams says her weight is stable aboard the International Space Station, rebutting tabloid claims that ...

Both Suni Williams and Butch Wilmore are in good health on the ISS, NASA confirms, despite tabloid rumors suggesting ...

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

NASA astronauts Sunita Williams and Butch Wilmore are currently on the International Space Station. Their mission was ...

None of this was anticipated. They were supposed to be there for a week, and now it’s going on six months,” a source told The ...

NASA astronaut Sunita 'Suni' Williams, who is stranded in space until 2025, has spoken out after new photos onboard the ISS ...

The New York Post reported last week that the Massachusetts native has seen “significant” weight loss since arriving at the ...