Ready for a resupply run to the International Space Station, a SpaceX Falcon 9 rocket was raised vertical at Cape Canaveral’s Complex 40 launch pad Wednesday ahead of a planned liftoff with more than 5,700 pounds of science experiments and crew supplies.

Follow the key events of the Falcon 9 rocket’s ascent to orbit with the second set of 10 next-generation satellites for Iridium’s voice and data relay fleet.

A United Launch Alliance Atlas 5 rocket topped by the Air Force’s X-37B miniature space shuttle blasted off from Cape Canaveral’s Complex 41 today to deliver the spaceplane into orbit.