Rotating detonation rocket engines work differently than traditional rockets to maximize thrust while using less fuel—an ...

Rolls-Royce and easyJet have completed ground testing of a modified Pearl 15 engine running on 100% hydrogen at full takeoff ...

Can stuck piston rings be restored without teardown? A 500,000-mile Valvoline engine test shows how deposit removal may ...

Rotating detonation rocket engines (RDREs) work differently from conventional designs. Typical rocket engines rely on a ...

Space startup Astrobotic put its rotating detonation rocket engine (RDRE) to the test for the first time, demonstrating a ...

The RL60 next generation cryogenic upper-stage rocket engine has achieved another set of milestones, as all major components have been independently tested and delivered to the assembly floor at Pratt ...

Taking an engine compression test is sort of like checking your car's blood pressure. It's a quick and painless procedure ...

A qualification test of a Raptor 2 engine has resulted in a dramatic explosion at SpaceX’s McGregor facility. The company has yet to comment on the incident, but it’s unlikely to affect the upcoming ...

RODI Power Systems, which has been developing a new lightweight, 45-hp two-stroke diesel engine since 1994, recently started parts fabrication and set a tentative schedule for pilot production ...

We're always told that rocket science is the hardest form of science out there and a raft of explosions on the launch pad in recent months makes me inclined to agree. Now, a Japanese rocket engine ...

Copyright 2026 The Associated Press. All Rights Reserved. Copyright 2026 The Associated Press. All Rights Reserved. This undated photo provided on March 29, 2026 by ...

Thirty years ago there was no Internet, laptop computers or CDs; Gerald Ford was president; “The Mary Tyler Moore Show” was on TV; and “Jaws” was at the movies. But in South Mississippi, NASA ...