PPRuNe Forums - View Single Post - Boeing Hypersonic airliner

27th Jun 2018, 04:19

#10 (permalink)

tartare

Join Date: Oct 2007

Location: A better place.

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Perhaps Gouli.
But I'd still love to see that vapour trail 18 miles up, arcing across the sky - even for the sake of a bit of global cooling.
Find myself wondering `why now?'
Has there been a significant breakthrough...?

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