What are the serious health challenges the NASA astronaut is facing while she is stuck at the ISS with Butch Wilmore.

Katelin VonFeldt, a junior at Niwot High School, and Kayla Evans, a senior at Erie High School, were among 20 high school ...

Elon Musk, the creator of SpaceX, has made an outlandish claim about why NASA astronauts Suni Williams and Butch Wilmore ...

Animal study shows jumping exercises can protect astronauts from cartilage damage and boost bone strength during long space ...

He says if someone back then had asked him to predict when astronauts would walk on Mars, "my guess would have been the early ...

The brain-computer interface "uses near-infrared spectroscopy as well as electrons to measure the blood flow in your brain, ...

NASA astronaut Suni Williams was undertaking a repair on the ISS when she was photographed from Earth by an amateur ...

Last week, NASA astronauts Suni Williams ... isn’t visible in the image." During the walk, Williams and Wilmore removed hardware outside the space station and collected samples of surface ...

In a new update on the astronauts' plight to return ... trying to remember what it’s like to walk," she said while answering questions about life in space from students at her old high school ...

However, despite remaining at the International Space Station (ISS) since June last year, astronauts Sunita Williams, 59 ... right now I've been trying to remember what it's like to walk. I haven't ...

"I've been up here long enough, right now I've been trying to remember what it's like to walk," she admitted. "I haven't walked ... "I have just asked Elon Musk and @SpaceX to ‘go get’ the 2 brave ...

Sunita Williams and Barry 'Butch' Wilmore - the two astronauts who've been stranded in space for eight months - have lifted the lid on the brutal realities ... admitting she can't remember how to walk ...