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Old 10-15-2012, 12:33 PM   #8
Lynk Former
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Originally Posted by DarthParametric View Post
Burn up is all about friction, which in turn is about speed. He wasn't high up enough or going anywhere near fast enough to generate sufficient friction and thus heat. He was only in the top third of the stratosphere. That's barely off the ground as far as space flight and the hazards of re-entry go.
Speaking of which, here's a handy pic to illustrate what you said...

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