NASA, sound barrier and supersonic jet

US aeronautics agency NASA managed to capture the Boom Supersonic XB-1 research aircraft as it broke the sound barrier during ...
Boom Supersonic test pilot uses precise maneuvering to help NASA snap a photo of the firm’s civil supersonic jet in flight.
Despite traveling at a top speed of Mach 1.12, no associated boom was picked up. “XB-1 broke the sound barrier three times during its first supersonic flight – without an audible boom ...
"XB-1 broke the sound barrier three times during its first supersonic flight – without an audible boom," said Blake Scholl, Boom Supersonic's Founder and CEO.