Boom’s XB-1 Achieves Supersonic Flight over Mojave Desert

US aerospace firm Boom Supersonic’s experimental XB-1 aircraft has achieved a speed in excess of Mach 1 for the first time. The aircraft reached supersonic speeds of around M1.1 during a test flight on 28 January, flown by chief test pilot Tristan Brandenburg, and broadcast live by the company. It took off from Mojave Air […]