Boeing’s hypersonic jet is said to be at least two decades away from taking to the skies.

Boeing’s hypersonic jet will take you from New York to London in two hours

‘Hypersonic’ refers to a speed of Mach 5, or five times the speed of sound; that means this passenger jet will be capable of travelling at 3,900mph (6,276km/h)

Topic |   Boeing

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Boeing’s hypersonic jet is said to be at least two decades away from taking to the skies.
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