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Boom Supersonic makes history, breaks sound barrier
On January 28, 2025, the Boom Supersonic XB-1 test aircraft achieved a record speed of Mach 1.13 during a flight over the ...
Boom’s supersonic test plane breaks the sound barrier for the first time
On its 12th test flight, the Boom XB-1 prototype broke the sound barrier three times and achieved a top speed of Mach 1.1.