How SpaceX’s Falcon 9 rocket’s engines worked on this morning’s test

A little over two hours after liftoff, SpaceX’s Dragon capsule took off from the Cape Canaveral Air Force Station’s Kennedy Space Center with a cargo-carrying test rocket on board.The rocket blasted off atop the Falcon 9 on a Falcon 9 first stage, the third stage of which had already delivered the Dragon capsule to the […]

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