(Reuters) – Boom Supersonic on Wednesday unveiled its first demonstrator aircraft X-B1, which is scheduled to begin flight testing next year, in a milestone for the U.S. startup planning a commercial airliner that can conquer the sound barrier.
A handful of U.S. companies https://fr.reuters.com/article/us-airplane-supersonic-airports-idUSKCN1SL2IF are vying to bring back supersonic passenger travel which died out with the Anglo-French Concorde’s retirement in 2003.
Today’s planned supersonic jets, while quieter and more fuel efficient than the Concorde, are under pressure from environmentalists and airports to meet noise levels and carbon emissions standards for conventional planes.
Denver-based Boom said in a release that XB-1 will undergo a carbon-neutral flight test program which is to start next year in Mojave, California.
XB-1 has a 71 foot-long (21.6 m) fuselage, a carbon-composite airframe and three GE-designed J85-15 engines, the statement said.
The aircraft’s first flight is targeted for the backhalf of 2021, with entry-into-service of