Fri, 12/22/2023 - 09:30 Gizmodo NASA just put its new propulsion system to the test, powering a 3D-printed rotating detonation rocket engine for a sustained burn that lasted three times as long as the first test.Read more... Tags NASA, rocket engine, combustion, rdre, rocket, spacecraft propulsion, discovery and exploration of the solar system, gas turbines, pulse detonation engine, rotating detonation engine, technology internet, thomas teasley, ion thruster, spacecraft Source NASA's Detonation Engine Revs Up for 4 Minutes in Breakthrough Test