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"Blackswift was previously rumored to be a super secret hypersonic scramjet-based aircraft co-named HTV-3X, essentially a 21st century version of the SR-71. Today NASA has unveiled the real Blackswift (video link), which uses pulse detonation engines (PDEs). A PDE is essentially a modern version of the old V-1 buzz bomb engine. This engine requires significantly fewer moving parts and achieves much higher efficiency than a turbofan, and is technically able to go hypersonic without any kind of
No, I don't think that's the Aurora,
Originally posted by nablator
reply to post by manson_322
Yes, that's the Russian spelling for AJAX. Mach 50??? That's more than enough to send it to Mars!
Originally posted by nablator
reply to post by manson_322
So you buy this PDE? Is there any evidence other than government desinformation that it exists? I doubt it. The MHD bypass is real OTOH, at mach 10-12.