Photos: Spectacular start to Delta 4-Heavy’s satellite deployment mission

The last in an older generation of spin-stabilized Chinese weather satellites launched Tuesday toward a perch more than 22,000 miles over the equator, the start of a mission of at least four years monitoring tropical cyclones and other weather systems across Africa and Asia.

Watch a video clip of the Falcon 9 rocket’s first stage separating and firing its engines to return to Cape Canaveral shortly after liftoff Jan. 7.

With a fix in place for a propulsion system alarm that cut short a countdown in the final seconds Monday, U.S. time, Rocket Lab readied an Electron rocket for another try Wednesday night, but unfavorable upper level winds kept the booster grounded. The Electron rocket is awaiting launch on a test flight aiming to deliver three small commercial CubeSats to orbit from a remote New Zealand launch pad.