In the Horizontal Processing Facility at Vandenberg Air Force Base in California, the engine bell is installed around for the second-stage nozzle of the Delta 2 rocket for NASA’s Orbiting Carbon Observatory-2 mission, which launched in July 2014. Credit: NASA
A Delta 2 lifts off Sept. 15 from Vandenberg Air Force Base in California on its 155th and final mission. In its final outing, the United Launch Alliance rocket delivered NASA's ICESat-2 satellite to orbit, capping a career that included 153 flawless missions, one explosive failure and one partial success. Credit: NASA
Delta 2 ICESat-2
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SMAP Launch