Live coverage: SpaceX launches Falcon Heavy rocket from Kennedy Space Center

Seven small satellites rode a Rocket Lab Electron rocket into orbit Saturday from New Zealand. Carrying commercial, military and student payloads, the Electron launcher lifted off at 0430 GMT (12:30 a.m. EDT).

An Orbital ATK Cygnus supply ship packed with 3.7 tons of cargo, supplies and experiments rode an Antares rocket into orbit from Virginia’s Eastern Shore on Sunday, setting course on a two-day pursuit of the International Space Station.

Unfavorable high-altitude winds above Cape Canaveral on Tuesday kept a SpaceX Falcon 9 rocket loaded with a NOAA space weather observatory on the ground another day.