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.

Maj. Kate Rubins will be the first Army Reserve officer to receive the Basic Aviation Badge with Astronaut Device and Space Badge ...

American astronaut Sunita Williams told students at an Essex County school on Monday that astronauts quarantine before going ...

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

The ISS is aging. Zvezda and the PrK launched in July 2000 and will mark a quarter-century in orbit next year. NASA wants to keep the space station operating until at least 2030, while Roscosmos, ...

Aurora, which are caused by the interaction of solar wind with the Earth’s magnetic field and atmosphere, are a common sight ...

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 ...

Now, NASA may need to accelerate both of those plans -- because the ISS is leaking. That's bad news for NASA, but it may be ...

A section of the International Space Station is leaking, which could have ‘catastrophic’ consequences, according to NASA. The ...

The last month has seen a plethora of conspiracies surrounding astronauts' health. But what are the true health effects of ...

Astronaut Suni Williams is putting health rumors to rest after photos of her during her mission aboard the International ...