The private Polaris Dawn was within view of the ISS when the four-person private mission concluded its work on Sept. 15. Experienced NASA astronaut Don Pettit wielded the camera.

The historic SpaceX astronaut mission — which conducted the first-ever private spacewalk, among other achievements —returned ...

The SpaceX capsule, whose crew was led by the billionaire Jared Isaacman, splashed down near the Gulf of Mexico early Sunday.

The SpaceX Polaris Dawn crew of four civilian astronauts is set to attempt the first-ever commercial spacewalk.

NASA chose her as an astronaut in 1998. Because of her own diverse background, she jumped at the chance to go to Russia to help behind the scenes with the still new space station. In 2006 ...

Boeing’s first astronaut mission ended Friday night with an empty capsule ... Boeing ran into so many problems on its first ...

7). The touchdown brought an end to Crew Flight Test (CFT), Starliner's first-ever astronaut mission. But no astronauts came down with the capsule on Saturday; Starliner experienced problems with its ...

After months of turmoil over its safety, Boeing's new astronaut capsule departed the ... so many problems on its first test flight with no one aboard in 2019 that it had to repeat it.

These new "space sound" clips were released to celebrate the 25th anniversary of NASA's Chandra X-ray Observatory, the world's most powerful X-ray telescope. Launched in 1999, Chandra has been ...

People on Earth who receive an average of 2 mSv per year from background radiation ... In severe cases this can be fatal, but ...

The hatch of Boeing's plagued Starliner is officially closed for its return journey. The much-maligned spacecraft, which has been stuck at the International Space Station since early June due to a ...