Blue Origin announces 3rd stage for its powerful New Glenn rocket —and a new engine

Blue Origin has announced the development of a third upper stage, called GS3, for its New Glenn rocket to support geostationary orbit deployments and deep space missions. Powered by a BE-7 engine, the GS3 has already booked its first government cislunar mission targeted for 2028. Additionally, the company is working on a new first-stage methalox engine named Northstar, designed to offer higher thrust with lower mass and fewer parts than the BE-4. Open article →