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Orbital ATK selects Aerojet Rocketdyne’s RL10C for newly christened OmegA rocket

17 Apr 2018, 01:27 UTC
Orbital ATK selects Aerojet Rocketdyne’s RL10C for newly christened OmegA rocket
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COLORADO SPRINGS — Orbital ATK on Monday revealed new details about the rocket it has been developing over the last three years in an effort to take U.S. Air Force launch contracts away from United Launch Alliance and SpaceX.
With the Air Force expected to select up to three companies this summer to build and test rockets capable of launching intermediate to heavy-class national security payloads, Orbital ATK executives announced at the 34th Space Symposium here that they have picked Aerojet Rocketdyne’s RL10C engine to power the upper stage of a next-generation launch vehicle they are now calling OmegA.
OmegA’s solid-fuel lower stages, as previously disclosed, are based on space shuttle solid rocket motor segments developed by Orbital ATK, and solid strap-on boosters used on ULA’s rockets.
Executives called OmegA one of the company’s largest strategic investments. It was developed under a three-year, $250 million cost-sharing partnership with the Air Force.
Orbital ATK intends to use variants of the OmegA rocket to launch intermediate to heavy-class payloads for U.S. national security customers. Credit: Orbital ATK
The new rocket will compete against SpaceX, ULA and Blue Origin for further development contracts the Air Force plans to award under its ...

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