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A comment on ULA bows out of Pentagon launch competition, paving way for SpaceX. Parent comment

Re:ULA bows out of Pentagon launch competition, paving way f... by danmaz74 on Wednesday November 18, 2015 @07:05AM (#10587203)
The ULA launchers use the Russian produced RD-180 engine
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Re:ULA bows out of Pentagon launch competition, paving way f... by avmich on Wednesday November 18, 2015 @01:34PM (#10589733)
Only Atlas-V. Delta-IV uses American hydrogen engines (RS-68); however Delta-IV is rather more expensive than Atlas-V. Even though Atlas-IV is rather more expensive than Falcon-9 - which uses simpler, less performant but cheaper technology.
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