Aerojet Rocketdyne recently conducted hot-fire tests to validate the design of the preburner for the AR1 rocket engine, which represents the nation's lowest-risk, lowest-cost-to-the-taxpayer and fastest path to replacing the Russian-built RD-180 engine currently used to launch most U.S. national security payloads into space.
Continue reading Aerojet Rocketdyne Full-Scale Preburner AR1 Engine Test Successful.