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A comment on UCF researchers develop new rocket-propulsion system. Parent comment

Re:UCF researchers develop new rocket-propulsion system by avmich on Saturday May 02, 2020 @12:39PM (#23052898)
Maybe the speed mentioned here - ~5000 mph - is the speed of detonation wave, not the speed of exhaust gases? Theoretically the latter should surpass the Shuttle's Isp.
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