More than 14 years have passed since the first X-51A WaveRider—powered by a supersonic combustion ramjet (scramjet) engine built by Aerojet Rocketdyne, now a part of L3Harris Technologies—made ...
WASHINGTON — Rocket engine maker Ursa Major landed a $32.9 million deal to supply 16 advanced propulsion systems to Stratolaunch for hypersonic flight tests. Under the contract announced June 16, ...