Space/Science — HabitableZone

Space/Science » in reply to Re: Ramjet Powered Mach 30 Space Plane: Will it ever happen?

Re: Ramjet Powered Mach 30 Space Plane: Will it ever happen?

>A Mach 30 airplane is of technical interest, but much in the same way as a
>supersonic submarine would be.

That analogy is a keeper!

:-)

John Carmack

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