Since those early steps, extravehicular activity has helped provide the solutions to many problems that astronauts face in ...

The Boeing Starliner incident which stranded NASA astronauts at the ISS for months was very nearly so much worse.

The two astronauts who crewed the Boeing Starliner have greeted their replacements, who docked Sunday morning at the International Space Station.

A four-member crew, including NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore, left the ISS early Tuesday on a SpaceX Dragon spacecraft.

NASA astronauts Butch Wilmore and Suni Williams indicated they’d be willing to travel on Boeing’s Starliner spacecraft again ...

"It is likely to be in the timeframe of late this calendar year or early next year for the next Starliner flight." ...

Stuck in space no more, NASA astronauts Butch Wilmore and Suni Williams returned to Earth on Tuesday, hitching a different ...

Workouts in outer space have evolved as technology has advanced. Early space mission astronauts had to rely on resistance bands (those colored elastic bands physical therapists give you), but they ...

The spacecraft carrying NASA astronauts Sunita Williams and Barry “Butch” Wilmore splashed down Tuesday evening in the Gulf ...

Astronauts Butch Wilmore and Suni Williams are preparing to touch back down on Earth as early as Tuesday. The two have been on the International Space Station since June. Their mission was only ...

A SpaceX capsule due to bring home two US astronauts stranded on the International Space Station (ISS) since June is to return to earth earlier than anticipated.