United Launch Alliance said it ordered 20 more RD-180 rocket engines from Russia to supplement the 29 engines it ordered before Russia’s invasion of the Crimea region of Ukraine last year.
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Mike Gruss is the chief content and strategy officer at SpaceNews. From 2013 to 2016 he was a senior reporter at SpaceNews covering military space. Previously, he was editor in chief of Sightline Media Group and worked as a reporter and columnist for... More by Mike Gruss