SpaceX is targeting Thursday, July 21 for a Falcon 9 launch of 46 Starlink satellites to low-Earth orbit from Space Launch Complex 4 East (SLC-4E) at Vandenberg Space Force Base in California. The instantaneous launch window is at 10:39 a.m. PT (17:39 UTC), and a backup opportunity is available on Friday, July 22 at 10:39 a.m. PT (17:39 UTC).

The first stage booster supporting this mission previously launched NROL-87, NROL-85 and SARah-1. Following stage separation, Falcon 9’s first stage will return to Earth and land on the Of Course I Still Love You droneship stationed in the Pacific Ocean.

A live webcast of this mission will begin about five minutes prior to liftoff.