Hundreds of surface swabs reveal the station lacks microbial diversity, an imbalance that has been linked to health issues in other settings.

Sunita Williams, along with fellow astronaut Barry Wilmore, faced an extended stay aboard the ISS due to technical issues.

A European astronaut called Elon Musk a liar for claiming two American astronauts were left in space for political reasons.

What began as an eight-day mission for NASA astronauts Sunita Williams and Barry "Butch" Wilmore has transformed into an eight-month journey aboard the International Space Station (ISS).

NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore have been on the International Space Station since June, even though they initially expected to stay for just eight days.

The audio was captured by a moored passive acoustic recorder stationed approximately 1,488 kilometers from the implosion site ...

NASA astronauts Sunita Williams and Barry Wilmore's mission at the International Space Station (ISS) has extended from eight days to eight months due to technical issues. They continue to receive ...

Well, that's exactly what's happened to Sunita Williams and Barry ... International Space Station (ISS) and was supposed to be only eight days long. But tragedy struck when technical issues arose with ...

NASA has mildly accelerated Middle Tennessee native Barry "Butch" Wilmore's return to Earth after an unexpected extended stay in space, a homecoming President Donald Trump wants sooner rather than ...

Barry Wilmore and Williams went to the International Space Station (ISS) on a test mission for the Boeing Starliner. They have been in space more than eight months and the mid- to late March ...