For most of the space industry, thequestion was not so much what engineUnited Launch Alliance would pickH H for the first stage of its Vulcan rocket,but when. For months, the company offeredtantalizing hints that it would announce itschoice ’’soon,” but was never more specific.ULA finally announced its decision Sept. 27,and did so in an understated way. In the fifthparagraph of a press release highlighting its"industry-leading strategic partnerships" forbuilding Vulcan, the com pany announcedit had selected Blue Origin's BE-4 engine forVulcan, a choice nearly everyone expected.
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