Studies have revealed that crew members sleep significantly less during spaceflight compared to pre- and post-mission periods ...

For the past five months, NASA astronauts Butch Wilmore, 61, and Sunita Williams, 59, have been stranded aboard the ...

Indian-American astronaut Sunita Williams and fellow astronaut Butch Wilmore have been on the International Space Station ...

LIMA, PERU: President Joe Biden faced backlash on the Internet after he joked about rescuing the astronauts stranded aboard ...

"Exposure to the space environment leads to changes related to inflammation, muscle wasting," and more, NASA said.

Doctors for the space agency are closely monitoring the health and diets of Butch Wilmore, 61, and Sunita Williams, 59, after a recent photo showed Williams looking jarringly gaunt.

Astronaut Sunita Williams clears up health speculations regarding her body changes on the ISS. Learn how NASA ensures astronaut well-being and Williams' commitment to her mission in space.

Sunita Williams and Butch Willmore have been stuck in space for nearly seven months now. People have expressed concerns over ...

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 ...

"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 ...

Another update has been shared on the astronaut stuck in space after she sparked concern over her appearance. Sunita 'Suni' ...