UK advanced propulsion specialist Reaction Engines, which is investigating high-Mach and hypersonic concepts, has demonstrated the viability of a key element, with the integration of its pre-cooler ...

COLORADO SPRINGS, Colorado—Boom Supersonic plans to start core tests of its Symphony engine by the end of the year at a Colorado site formerly used by failed hypersonic propulsion company Reaction ...

Boom’s new engine-testing facility at the Colorado Air and Space Port was previously occupied by Reaction Engines, a British developer of hypersonic propulsion ...

Though it's still only a concept, Reaction Engines believes its SABRE engine is the way of the future for space and commercial flight. With a secret new engine concept and support from the European ...

Boom Supersonic has selected a site at the Colorado Air and Space Port to test the medium-bypass turbofan it and partners are developing to power a conceptual supersonic passenger aircraft.