Boom Supersonic's XB-1 made history on Tuesday by becoming the first civil aircraft to break the sound barrier. Before Tuesday, no civil private manufacturer had passed the sound barrier with an ...
A sleek white aircraft has become the first independently developed jet to break the sound barrier. The XB-1 aircraft accelerated to Mach 1.05 within about 11 minutes of taking off Tuesday.
The single-seat, three-engine jet is the first independently developed plane to exceed Mach 1 in level flight.
By achieving a top speed of Mach 1.1, Boom Supersonic has broken records and is on course to revive supersonic passenger ...