aircraft Aviation News boom aerospace boom overture boom XB-1 first flight overture Test Flight xb-1 Boom Supersonic Completes First Flight With XB-1 Demonstrator Guest authors March 23, 2024 0 Boom Aerospace’s XB-1 prototype has a first flight. Read on to see what XB-1 is testing and some thoughts from CEO Blake Scholl on the future of Boom.