Twice as fast as Concorde: The supersonic jet that will fly from London to New York in TWO HOURS

dailymail.co.uk/sciencetech/article-2008607/SonicStar-The-supersonic-plan...

Manufacturer HyperMach claims the SonicStar will be able to cruise at Mach 3.1, a speed made possible by S-MAGJET hybrid gas turbine engine technology.

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