Watch a replay of the Delta 4 NROL-47 launch

Follow the key events of the Falcon 9 rocket’s ascent to orbit with five more Iridium Next communications satellite and the U.S.-German GRACE-Follow On climate research mission.

A replay of the United Launch Alliance Atlas 5 rocket launching Mexico’s Morelos 3 communications satellite from Cape Canaveral, Florida.

A modified version of Russia’s Soyuz rocket launched Friday from the Plesetsk Cosmodrome, a spaceport on the edge of the Russian Arctic, with a military satellite whose mission is shrouded in mystery.