Live coverage: Two Americans, one Russian back on Earth from space station

SpaceX launched Argentina’s SAOCOM 1B radar observation satellite from Cape Canaveral at 7:18 p.m. EDT (2318 GMT) Sunday. A Falcon 9 rocket headed toward the south on a trajectory hugging the Florida East Coast on the first flight into polar orbit from Cape Canaveral since 1969, and the first stage booster returned to the spaceport for an onshore landing minutes after liftoff.

The Russian Soyuz MS-02 spacecraft carrying two cosmonauts and an American astronaut successfully docks to the International Space Station after a two-day trek from Earth.

A United Launch Alliance Atlas 5 rocket blasted off from Cape Canaveral at 12:13 p.m. EDT (1613 GMT) Saturday to deploy a new Global Positioning System satellite.