NASA conducted a test of its newly redesigned RS-25 engine for future flights of the Space Launch System (SLS) rocket.

NASA has completed over 100 cold-flow tests of a full-scale nuclear rocket reactor prototype, demonstrating stable hydrogen ...

Galactic Energy developed the CQ-90 liquid oxygen-kerosene engine for PALLAS-2 through an upgrade of its CQ-50 engine. It features a bidirectional swing capability of up to 6 degrees, is capable of ...

Six months after its first orbital rocket cleared the launch tower for just 14 seconds before crashing back to Earth, Gilmour ...

Astra today announced it has shipped 110 satellite engine systems since January 1, 2025, surpassing a key operating milestone set when the company went private in 2024. The achievement reflects a step ...

GE and Lockheed ground tested a new air-breathing hypersonic jet engine capable of powering missiles to speeds well in excess ...

China conducts static fire test of new reusable Long March 12B rocket China’s main space contractor performed a static fire ...

A new type of rocket engine, one that could power a plane from Los Angeles to Tokyo in just two hours, has eluded scientists for decades. Houston's Venus Aerospace says it recently solved the puzzle.

Honda has spent decades perfecting engines for Civics and Accords, not capsules and boosters, yet its engineers have just ...

A US-based propulsion company has successfully launched and flown a new rocket powered by a unique rotating detonation engine. Although relatively small by rocket standards, the test could pave the ...