The Space Launch System (SLS) core stage and rocket boosters have now been stood up and mated in preparation for NASA's ...

The slow race of getting NASA’s Space Launch System rocket pieced together for next year’s Artemis II moon mission jumped a ...

Additive manufacturing, also known as 3D printing, is regularly used on the ground to quickly produce a variety of devices.

NASA astronauts Butch Wilmore and Suni Williams aren’t the first to run late in space, and their 9 ½-month mission falls ...

The SpaceX Crew Dragon capsule carrying astronauts Butch Wilmore and Sunita Williams hit the water off the coast of ...

SpaceX delivered a four-person crew to the International Space Station early Sunday, setting the stage for Barry Wilmore and ...

Their SpaceX capsule parachuted into the Gulf of Mexico, just hours after leaving the International Space Station.

Seattle's Museum of Flight brings its collection of space artifacts up to the present day with a Blue Origin BE-3U rocket ...

NASA astronauts Butch Wilmore and Suni Williams ended up spending 286 days in space — 278 days longer than anticipated when ...

Wilmore and Williams, both former U.S. Navy test pilots, expected to remain in orbit for about 10 days on the mission, which ...

NASA's two stuck astronauts are finally on their way home after more than nine months in space. Butch Wilmore and Suni ...

The astronauts' return will close out a dramatic marathon mission that began with a bungled test flight of Boeing's Starliner ...