NASA has finished building its spacecraft bus to deploy the Nancy Grace Roman Space Telescope into orbit after the space ...

The X-15 hypersonic rocket-powered aircraft, built by North American Aviation (NAA), greatly expanded our knowledge of flight ...

SpaceX's Polaris Dawn early Sunday splashed down in the Gulf of Mexico after a five-day mission that included the world's ...

After accomplishing a number of space industry firsts, including the first-ever private astronaut spacewalk, the Polaris Dawn ...

Splashdown northwest of Key West, Florida, closed out a mission highlighted by the first non-government civilian spacewalk.

The SpaceX capsule, whose crew was led by the billionaire Jared Isaacman, splashed down near the Gulf of Mexico early Sunday.

A recently discovered asteroid will soon become a quasi-satellite of Earth as it loops around our planet over the next two months.

People at NASA headquarters take deep breaths when the ... “We knew that we were going to be giving up nights, weekends, early mornings and all of that,” he said. Image Robert Pappalardo ...

Suni Williams and Butch Wilmore have been on the International Space Station for 14 weeks. They were supposed to be there for ...

Roaring off the launch pad, the rocket's nine Merlin engines cast a blisteringly bright light on the still waters around KSC, climbing the sky as the fire's glow reflected off the low, early ...