Bothell, Wash.-based Portal Space Systems shows off the lab where its solar thermal propulsion system will be developed.

NASA astronauts are returning to Earth after nine months in space. Experts have said a prolonged period in space can come ...

Live updates from NASA's SpaceX Crew-10 launch aboard a Falcon 9 rocket at 7:03 p.m. EDT Friday, March 14, from Kennedy Space ...

NASA and SpaceX on Wednesday night scrubbed the Falcon 9 launch of a flight intended to retrieve from the International Space ...

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

The Starliner saga is a step closer to its end with the launch of a SpaceX vehicle that will relieve the astronauts who flew on the Boeing spacecraft.

The PWSA program, led by the U.S. Space Force’s Space Development Agency, is a mesh network of satellites designed for secure ...

Magdrive is working on three versions of its space thrusters, and because they run on solid metal, they might one day even be powered by space junk collected directly in orbit, turning it from threat ...

NASA’s SpaceX Crew-10 mission has launched after a delay, heading to the ISS. Their arrival will allow astronauts to Butch ...

A SpaceX capsule carrying a fresh crew to the space station launched Friday, setting the stage for the Starliner astronauts ...

NASA received the upper stage for the agency’s Artemis II Space Launch System rocket on March 9 at NASA’s Kennedy Space Center.

Officials blamed Wednesday's postponement on a hydraulic system issue with one of the ... by the Falcon 9's first-stage booster after launch. "The Space Coast can anticipate a sonic boom roughly ...