A SpaceX Falcon 9 rocket and cargo Dragon spacecraft stand poised for launch moments before liftoff at Kennedy Space Center’s Launch Complex 39A in Florida on Dec. 6, 2020, for NASA and SpaceX’s 21st Commercial Resupply Services (CRS-21) mission to the International Space Station. The first launch for SpaceX under NASA’s CRS-2 contract, the mission blasted off the pad at 11:17 a.m. EST.
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