Tech

Revolutionary rocket engine passes U.S. Air Force feasibility test

Reaction Engines' revolutionary rocket engine, known as SABRE (Synergetic Air-Breathing Rocket Engine) has passed a feasibility study by the U.S. Air Force Research Laboratory. Reaction Engine and the U.S. Air Force Research Laboratory will now collaborate on applications for the engine, which could power a single stage or two stage to orbit spaceplane.

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