American Airlines

Boom Supersonic has announced Symphony, the engine that will power its ultra-high-speed Overture jet. The propulsion system will feature 35,000 pounds of takeoff thrust and reduce operating costs by 10%. The news comes a few months after major manufacturers told Boom it wouldn't help it build a supersonic engine.

Boom Supersonic's ultra-high-speed airliner now has plans for an engine.

On Tuesday, the Denver-based startup announced its future Overture jet would be powered by...

Continue Reading Supersonic jet startup Boom says it will create its own engine with 3 partners after every major manufacturer refused to help