 LOS ANGELES, Sept. 21, 2021 GLOBE NEWSWIRE -- NASA has selected Aerojet Rocketdyne to build the Orion Main Engine OME, the primary propulsion element for NASAs Orion spacecraft that will be used to explore deep space. Under the contract, which runs through 2032, Aerojet Rocketdyne will deliver up to 20 new OME engines for use on future Artemis missions beginning with Artemis VII, or to support other NASA-sponsored, deep space exploration missions. 