NASA Successfully Fires Rotating Detonation Rocket Engine


NASA fired a 4,000-lb.-thrust RDRE a dozen times in 2022. 

Credit: NASA
NASA has successfully tested a 4,000-lb.-thrust rotating detonation rocket engine (RDRE) and revealed plans to develop a follow-on 10,000-lb.-thrust version to evaluate as an alternative to liquid-fuel rockets for long-distance missions to Mars. An RDRE was fired more than a dozen times and totaled...

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