What is a sonic boom? Here's what causes massively loud sounds during some rocket launches
OK, this is NASA’s explanation, which means it’s accurate, but stick with me ... That sound is the sonic boom. Rockets aren’t ...
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Boom Supersonic says XB-1 aircraft flew over Mach 1 with no audible sonic boom on the ground below
"During its historic first supersonic flight on January 28, 2025, Boom’s demonstrator aircraft, XB-1, broke the sound barrier three times without generating a sonic boom that reached the ground ...