Sierra Space and Radian are developing spaceplanes that fly at hypersonic speeds, but are able to head into Low Earth Orbit ...

"This image makes the invisible visible — the first American made civil supersonic jet breaking the sound barrier." ...

The first to announce the move was Israeli public company Bet Shemesh Engines, which specializes in the production of jet engines and their components for the civilian market. The firm is joining up ...

The $488 million Spherex mission aims to explain how galaxies formed and evolved over billions of years, and how the universe ...

The duo launched on a SpaceX Falcon 9 rocket at 11:10 p.m. EST (0310 March 12 GMT ... said Farah Alibay, the lead flight ...

Ukraine has received many of its most powerful pieces of weaponry from the US. If US aid stops, Europe may need to look for replacements.

and the plane is the "first civil supersonic jet made in America." The sound barrier was broken for the first time in 1947, when Air Force pilot Capt. Chuck Yeager flew a rocket-propelled ...

NASA and SpaceX late Monday said they were standing down the launch of the SPHEREx and PUNCH spacecraft missions due to ...

En route to helping scientists solve puzzles about the universe and the sun, five NASA satellites finally took their trek to ...

Jetpack Dash Dash forward. B.R.B. – Battle Rebirth Beacon Deploy a Rebirth Beacon that revives a fallen ally and periodically produces armor packs and rocket jet packs. Wild Crawl (Passive ...