In March, three NASA astronauts were sent to the International Space Station to monitor the arrival of two rockets over six ...

NASA has denied rumors that two of its astronauts are losing weight on the ISS, saying they are in outstanding health.

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

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

"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.

Astronauts face a large number of other health risks during their stay in space. In a weightless environment, muscles aren't used as much, which can lead to them weakening and atrophying. Additionally ...

The astronauts will return to Earth on Dragon Freedom in February 2025. Related: SpaceX's Crew-9 Dragon spacecraft arrives at ISS to help bring Starliner astronauts home (video) — SpaceX Crew-9 ...

They’re outer this world. It’s been almost six months since technical issues stranded NASA astronauts Butch Wilmore and Suni Williams onboard the International Space Station.

The Crew-8 astronauts spent nearly 8 months at the space station, while the Starliner astronauts are ultimately looking at the prospect of more than eight months in orbit. Long stays in the low ...

Three astronauts from NASA's Crew-8 mission shared their experiences readjusting to Earth's gravity after their 235-day ...