and the company acknowledged that development of Skylon would have cost more than $10 billion. Reaction Engines continued to work on key technologies for SABRE, securing relatively modest ...

Reaction Engines focused on developing advanced space propulsion systems. Its primary goal was to one day build the company's Skylon spaceplane, though it also farmed out its key technologies to ...

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 Engines.

Reaction Engines, which was founded in 1989 ... The innovative engine was originally planned to power Skylon, a space aircraft also designed by Reaction. Key to Sabre’s development is Reaction ...

Imagine you could catch a plane from London to Sydney that took four hours, instead of 22. This was the exciting idea kindled ...