Video: 4K video replay of SpaceX’s CRS-21 launch (members only)

Riding a half-million pounds of thrust, a Minotaur 4 rocket fired off a launch pad in Virginia, surpassed the speed of sound in less than 20 seconds, and vaulted into orbit Wednesday with four classified payloads for the National Reconnaissance Office.

The world’s most distant weather outpost is set for liftoff from Cape Canaveral on Sunday aboard a SpaceX Falcon 9 rocket, launching to a point a million miles from Earth to warn forecasters of solar storms that could disrupt global air traffic, satellite navigation and power grids.

Veteran Russian cosmonaut Gennady Padalka, more than three months into his fifth trip into orbit, has passed countryman Sergey Krikalev’s mark of 803 days of cumulative time in space.