Atlas 5 rocket cores

A large, bipartisan group of U.S. lawmakers from California has asked Defense Secretary Chuck Hagel to broaden competition in its national security launch program and to move away from a Russian-made rocket engine sooner rather than later.

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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...