3 ms·
LA to Paris in 45 minutes is about Mach 9.8. The X-43A can do that. [1] Future, now, etc. [1]http://en.wikipedia.org/wiki/NASA_X-43 http://en.wikipedia.org/wik
by redthrowaway 15y ago
LA to Paris in 45 minutes is about Mach 9.8. The X-43A can do that. [1] Future, now, etc.
[1]http://en.wikipedia.org/wiki/NASA_X-43 http://en.wikipedia.org/wiki/NASA_X-43