The small jet, officially called XB-1, reached an altitude of 35,000 feet before accelerating to Mach 1.1 (844mph) – "10% faster than the speed of sound", said Sky News.

The plane, nicknamed "Baby Boom," took off from Mojave Air and Space Port and reached an altitude of 35,290 feet before accelerating to Mach 1.122, the company said. That speed is equivalent to ...

The XB-1 "Baby Boom" has taken its first steps toward reviving supersonic commercial flight. As a scaled-down prototype, it’s designed to test the tech that will power the full-sized Boom Overture, a ...

Boom, the startup developing a new generation of supersonic aircraft, has achieved a major milestone after its test plane broke the sound barrier for the first time. The XB-1 “Baby Boom ...

Reaching over 35,000 feet, the “Baby Boom” plane took off from the Mojave Air and Space Port on January 28, reaching Mach 1.122 for the first time—around 750 miles per hour. A concept design ...

Boom’s XB-1 ‘Baby Boom’ demonstrator achieves supersonic flight with no audible sonic boom on the ground. [Courtesy: Boom Supersonic] Last month in the skies above Mojave Air & Space Port in ...

'Baby Boom' – the jet that could bring back supersonic travel . ... Boom Supersonic hopes to begin carrying passengers on Overture as early as 2029 and expects to charge around $5,000 for a seat.