We want to change that.” AI is one of the most misused tools in modern technology, which is why whenever I see it doing ...

Relativity Space said Monday that the company has successfully completed a full-duration test-firing of its Aeon 1 rocket engine, running it at full power for 187 seconds.

NASA and Defense Advanced Research Projects Agency, a research arm of the US Defense Department, are once again setting their sights on a type of rocket engine that could be the holy grail for ...

The engine is designed to produce 5 kN of thrust (equivalent to 500 kg/1120 lbs of lift mass or 20,000 horsepower), and Leap 71 says it would be suitable for the final "kick stage" of an orbital ...

The small rocket, powered by the company's 2,000-pound-thrust engine, launched from a rail in New Mexico. The vehicle flew for about half a minute, and, as planned, did not break the sound barrier.

Stoke Space successfully hotfired its first-stage rocket engine on a new vertical test stand at the company’s Moses Lake, Wash., facility on Wednesday in what was called “a very big deal ...