The supersonic flight comes eight years after Boom first revealed the XB-1. It’s a small version of the 64-passenger airliner Boom eventually wants to build, which it calls Overture .

Boom Supersonic's XB-1 is approaching the sound barrier with its 11th test flight in the XB-1 test campaign. The 11th test flight focused on dynamic pressure to ensure that the Boom XB-1 could ...

He pulled back a curtain to reveal a full-scale model of the Boom XB-1 supersonic demonstrator—the “Baby Boom.” At 68 feet long and with a tiny 17-foot wingspan, the two-seat, three-engine ...