Pushed by global politics and a new market rival to look at an alternative for its Atlas V rocket, United Launch Alliance’s study of alternatives to the Russian RD-180 engine will open the door for an infusion of new technology and manufacturing techniques, company CEO Michael Gass says. The company has awarded study contracts to more than one contractor to look at new liquid-oxygen (LOX)/hydrocarbon propulsion concepts. Gass declined to say how many companies are studying alternatives ...


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