The rocket launch just before 9 p.m. sent 20 Starlink satellites into low-Earth orbit, including 13 of them that have direct-to-cell capabilities.
The Starlink system is designed to provide internet access around the globe, particularly in remote areas or places that don't have reliable service.
SpaceX rocket leaves bright trail in Southern California skies
After the satellites are launched, the reusable booster will return to Earth, landing on a droneship in the Pacific Ocean.