Boom Supersonic plans to break the soundbarrier during a test flight this ... first supersonic passenger jet since the British-French Concorde, which was retired in 2003. "It will still be ...
A supersonic jet nicknamed the 'Son of the Concorde' has officially traveled ... but saw XB-1 break the soundbarrier two times during the flight. Aviation startup, Boom, said XB-1 is paving ...
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