Boom Supersonic to Break Sound Barrier in Historic Test Flight: Watch Live

Boom Supersonic is attempting to break the sound barrier today with its 12th test flight of the XB-1 supersonic test vehicle. This milestone flight, likened by the CEO to SpaceX's Falcon 1 moment, will mark the company's first supersonic achievement and the return of supersonic flight since Concorde. The flight will be livestreamed, offering viewers a dramatic, real-time view of the supersonic flight, transmitted via SpaceX's Starlink satellite internet service.