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

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

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

NASA test-fired a RS-25 rocket engine on Feb. 8, 2023 at the Stennis Space Center in Mississippi on March 8, 2023. It was the "third hot fire test of an ongoing certification series for the redesigned ...

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

What started as another attempt to bring a Sherman engine back to life quickly turned into a dangerous turning point once the ...

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

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 ...

North Korean leader Kim Jong Un observed a test of a high-thrust, solid-fuel engine for weapons and hailed it as a development to boost the country’s strategic military capability, state media ...