
XB-1 Breaks the Sound Barrier Flying Mach 1.122
XB-1 Breaks the Sound Barrier: A Historic Flight at Mach 1.122 In a historic achievement for aviation, the XB-1 Supersonic Jet, developed by Boom Supersonic, has broken the sound barrier, …
XB-1 Breaks the Sound Barrier Flying Mach 1.122 Read More