In a test of the X-51A jet last week, it reached speeds of mach 5 for over three minutes, the longest hypersonic flight by a factor of ten. What do you think?
"It must have been so cool when the phrase 'Holy shit!' finally caught up to the jet 15 minutes later."Erin Kramer
"That's amazing! Now when it comes to what we use that sort of thing for, what exactly do we use that sort of thing for?"Bart Magnuson
"What? I'm sorry you'll have to speak up. Yesterday this thing going at mach 5 flew over my house."Martin Licht