NASA climate observatory moved to the launch pad

NASA's Orbiting Carbon Observatory, a reflight of the spacecraft by the same name, was mounted atop its Delta 2 rocket booster at Vandenberg Air Force Base in California on Saturday. Replacing the observatory lost in a 2009 launch failure, OCO No. 2 seeks to understand how the Earth breaths and map global carbon dioxide levels. The craft was hauled to Space Launch Complex 2 early Saturday morning for hoisting aboard its rocket, the United Launch Alliance Delta 2 that returns to action after a two-year hiatus. More

(Source: SpaceFlight Now - Jun 15)