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Boom Supersonic's XB-1 smashes the sound barrier — becoming the 1st civil aircraft to go supersonic in US history
By achieving a top speed of Mach 1.1, Boom Supersonic has broken records and is on course to revive supersonic passenger ...
Aviation Week43m
Boom XB-1 Marks Supersonic Flight Milestone
MOJAVE, California—High-speed airliner developer Boom took a major leap toward the development of its Mach 1.7 Overture ...