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Aerojet Rocketdyne Supports Launch of OSIRIS-REx Spacecraft to Explore Near-Earth Asteroid

SACRAMENTO, Calif., Sept. 08, 2016 (GLOBE NEWSWIRE) — Aerojet Rocketdyne, a subsidiary of Aerojet Rocketdyne Holdings, Inc. (NYSE:AJRD), successfully supported the launch of NASA’s Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft, now on its way to a near-Earth asteroid, called Bennu, to bring a sample back to Earth for study. The mission was launched from Cape Canaveral Air Force Station in Florida aboard a United Launch Alliance Atlas V rocket. Aerojet Rocketdyne propulsion on the Atlas V included one AJ-60A Solid Rocket Booster (SRB), the RL10A-4-2 upper-stage engine, six helium pressurization tanks, a dozen Centaur upper-stage Reaction Control

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Aerojet Rocketdyne Successfully Completes Major Design Milestone for AR1 Engine to Meet 2019 Deadline

SACRAMENTO, Calif., Dec. 17, 2015 (GLOBE NEWSWIRE) — Aerojet Rocketdyne, a subsidiary of Aerojet Rocketdyne Holdings, Inc. (NYSE:AJRD), announced it completed a key design milestone for its AR1 rocket engine this week. AR1 is an American-made engine that is being developed as a direct replacement for the Russian-made RD-180 engines that currently power launches of the majority of national security satellites to orbit for the U.S. government. “This is one of the most important design reviews the program will undergo during its development,” said Julie Van Kleeck, vice president of Advanced Space & Launch Programs at Aerojet Rocketdyne. “As the