A collection of pad photos from the United Launch Alliance Atlas 5 rocket flight carrying the NROL-55 cargo for the National Reconnaissance Office.
Photo Credit: United Launch Alliance
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United Launch Alliance nears first fueling test on Vulcan rocket
United Launch Alliance could load cryogenic methane and liquid oxygen propellants into a Vulcan rocket test article at Cape Canaveral for the first time in the coming weeks, timing key tests for the next-generation rocket in between flights of Atlas 5 rockets that will share the same launch complex for the next few years.
