Air Force Awards Two Rocket Propulsion System Prototype OTAs

Today the Space and Missile Systems Center awarded the first two Other Transaction Agreements (OTAs) for shared public-private investments in Rocket Propulsion System (RPS) prototypes to SpaceX for development testing of the Raptor upper stage engine and Orbital ATK for development of the Common Booster Segment main stage, the Graphite Epoxy Motor (GEM) 63XL strap-on booster, and an extendable nozzle for Blue Origin’s BE-3U/EN upper stage engine.  The initial government contribution to the SpaceX OTA is $33.6 million.  The initial government contribution to the Orbital ATK OTA is $46.9 million.  The Air Force is still in negotiations with the remaining offerors and subsequent awards, if any, will occur over the next few months.  The OTA awards are part of a comprehensive Air Force plan to transition off the Russian- supplied RD-180 propulsion system used on the Atlas V rocket by investing in industry solutions with the ultimate goal to competitively procure launch s
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