U.S. military’s X-37B space plane made a quiet return to Vandenberg Space Force Base in California, completing a 434-day ...

Long before the first rays of sunlight brushed the California horizon, an extraordinary homecoming took place. The U.S.

NASA will wait at least another two days to launch its next space station crew, delaying the return of Starliner astronauts ...

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

Astronauts Butch Wilmore and Sunita Williams were supposed to be in space ... return in early 2025. The SpaceX Crew-9 mission was originally set to have a four-person crew, but NASA adjusted ...

Barry ‘Butch’ Wilmore and Sunita Williams flew out to space back in June and have now been at the International Space Station (ISS) since. This all began as the Boeing spacecraft they were supposed to ...

NASA's Artemis campaign is rapidly advancing the development of Gateway, a space station that will orbit the Moon and serve ...

reusable space planes have spent as long as 908 days in space at a time. The X-37B resembles NASA’s retired space shuttles but they’re just one-fourth the size at 29 feet (9 meters ...

Because of propulsion problems, NASA officials decided that Ms. Williams and Mr. Wilmore would not return to Earth in Starliner. In early September, the spacecraft undocked from the space station ...