A new era for space propulsion? An ion engine twenty-five times more powerful than NASA's current best model has just been ...

The first human Mars explorers won’t have it easy. Every additional day in deep space will increase their exposure to deadly ...

A prototype ion engine that uses lithium vapor as a propellant has aced its first tests, achieving 25 times more power than ...

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 ...

SpaceX just took a big step toward its next Starship test flight, firing up all 33 engines of the vehicle's Super Heavy on ...

NASA has contracted Momentus to use its Vigoride orbital service vehicle as a testbed to demonstrate a rotating detonation rocket engine in space in 2026. The rotating detonation rocket engine is ...

SpaceX has reached a pivotal moment in its quest to launch the most powerful rocket in history. After successfully firing up ...

Jeff Thornburg helped turn a government research project into SpaceX’s most powerful rocket engine. Now, he’s trying to do the same thing at his startup Portal Space Systems, which is taking an idea ...