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Almost Banned Once
Join Date: Feb 2009
Location: Adelaide South Australia
Posts: 38,751
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Quote:
Originally Posted by Scott R
I suppose we have aircraft that can do mach 12 at this point?
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https://en.wikipedia.org/wiki/Hypersonic_flight
Quote:
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Speeds of Mach 25+ have been achieved below the thermosphere as of 2020.
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"The thermosphere is a layer of Earth's atmosphere that is directly above the mesosphere and below the exosphere. It extends from about 90 km (56 miles) to between 500 and 1,000 km (311 to 621 miles) above our planet."
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- Peter
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