SpaceX is targeting Thursday, April 21 for a Falcon 9 launch of 53 Starlink satellites to low-Earth orbit from Space Launch Complex 40 (SLC-40) at Cape Canaveral Space Force Station in Florida. The instantaneous launch window is at 11:14 a.m. ET, or 15:14 UTC, and a backup opportunity is available on Friday, April 22.

The first stage booster supporting this mission previously launched GPS III-3, Turksat 5A, Transporter-2, and eight Starlink missions. Following stage separation, Falcon 9’s first stage will return to Earth and land on the Just Read the Instructions droneship stationed in the Atlantic Ocean.

You can watch the live launch webcast starting about 15 minutes before liftoff.