Space.com6 天
Boom Supersonic to break sound barrier during historic test flight today: Watch live
Boom Supersonic's XB-1 test vehicle is scheduled to lift off today (Jan. 28) at 11 a.m. EST (1600 GMT). Editor's note: Boom Supersonic successfully broke the sound barrier with the XB-1 today in a ...
Space.com6 天
Boom Supersonic XB-1 jet breaks sound barrier on historic test flight (video)
28) when its XB-1 jet broke the sound barrier ... Supersonic's chief test pilot Tristan "Geppetto" Brandenburg took off in the company's XB-1 jet from the storied Mojave Air & Space Port in ...