NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, Mississippi. The test lasted about "eight-and-a-half minutes (500 seconds), the same ...

While traditional rockets have gotten us into space for decades, newer tech is on the horizon, like this plasma engine that ...

For decades, NASA has dreamed of building a rocket powerful enough to take humans to Mars - and now, that dream might finally come true. The agency is developing a nuclear-powered engine that could ...

A former astronaut’s Houston-based company got a boost for its alternative rocket propulsion system and disclosed its flight-readiness timeline.