NASA’s new solar engine powers the Gateway space station, advancing Artemis missions and deep space exploration.

L3Harris Technologies said Jan. 5 it will sell a majority stake in its space propulsion business to private equity firm AE ...

NASA’s push for a new nuclear rocket engine is not just another upgrade to the hardware we strap to the bottom of spacecraft.

NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, ...

There has been only one mission of the Artemis program to date, an uncrewed test flight of the Orion spacecraft that was conducted back in 2022. Judging this solely from this perspective, you could be ...

The engine for Japan's flagship small rocket, the Epsilon S, exploded during a combustion test on Tuesday, marking the second consecutive failure in its development. Officials reported no injuries or ...