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 ...

The agency looks to set up SpaceX to proceed with its plans, though it rejected a proposal to build a new landing pad at Cape ...

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 ...

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 ...

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 ...

The two test pilots came to NASA via the Navy. Butch Wilmore, 62, played high school and college football in his home state ...