A SpaceX Falcon 9 rocket launched from Vandenberg Space Force Base in California, carrying a total of 51 second-generation Starlink satellites into orbit. This was the first launch in support of deploying the second shell of Starlink satellites.
The Falcon 9 lifted off from Vandenberg’s Space Launch Complex 4-East (SLC-4E) at 8:55 PM Pacific time (03:55 UTC on September 14).