The Orion Nebula is a picture book of star formation, from the massive, young stars shaping the nebula to the pillars of dense gas that may be the homes of budding stars. The Trapezium resides in the ...

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

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.

NASA astronaut Sunita Williams has resumed her scientific duties aboard the International Space Station (ISS), focusing on ...

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

Space Station crew talks with JEKL Institute Denver - an exciting event for the ISS crew we get to see Suni again and ...

Recent pictures of Space Station Commander Sunita Williams from the International Space Station (ISS) had sparked speculation ...

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

What began as a brief, week-long mission for astronauts Sunita Williams and Butch Wilmore has now extended to 160 days, as Boeing Starliner malfunctions left NASA strategizing for solutions.

There has been concern about NASA astronauts Sunita Williams and Barry "Butch" Wilmore. They have been losing weight during ...

"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 ...