WASHINGTON, D.C. — The U.S. Naval Research Laboratory’s (NRL) Narrow Field Imager (NFI) was launched into space aboard a SpaceX Falcon 9 rocket as a part of NASA’s Polarimeter ... investigate the ...

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center Trump releases classified JFK files on assassination. Here's what they say.

An astronaut has shown how you drink a cup of coffee — in space. NASA spaceman Don Pettit demonstrated the tricky task of sipping from a special mug in microgravity on the International Space ...

The "stuck" Boeing Starliner astronauts will return to Earth March 16 after their relief crew arrives, NASA says.

Late Saturday night, technicians at Kennedy Space Center in Florida moved the core stage for NASA’s second Space Launch System rocket into position between the vehicle’s two solid-fueled boosters.

The agency is working with Boeing to resolve the Starliner's faulty propulsion system, which caused its debut eight-day crewed mission to stretch into a nine-month stay in space for NASA ...

And splashdown Crew 9 back on Earth. Stuck in space no more, NASA astronauts Butch Wilmore and Suni Williams returned to Earth on Tuesday, hitching a different ride home to close out a saga that ...

Just over a day after blasting off, a SpaceX crew capsule arrived at the International Space Station on Sunday, delivering ...

Two NASA astronauts who launched on a short mission to the International Space Station last year that turned into a 9-month marathon finally know when they'll be coming home. The Boeing Starliner ...

NASA's SPHEREx and PUNCH missions will need to wait a little longer before heading to space. After delaying the launch of these missions five times — they were originally slated to take to the ...