Weareallgoo t1_je4xpe8 wrote
Reply to comment by Gauth1erN in The Swiss hypersonic hydrogen jet aiming to fly between Europe and Australia in 4 hours by mancinedinburgh
I should have said I don’t think they are planing to develop a rocket engine based on the press release I’ve read. But then, it also doesn’t sound like they even have a concept design yet, so maybe they will just end up with a rocket engine if they actually want to go hypersonic.
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