The liftoff will be from Space Launch Complex 40. Start the day smarter. Get all the news you need in your inbox each morning. The launch window extends until 2:15 p.m. if needed, and a backup opportunity exists tomorrow,

Starlink is the largest satellite constellation ever deployed — and it's continuously growing, as today's planned launch demonstrates. There are currently more than 6,850 active Starlink spacecraft in LEO, according to satellite tracker and astrophysicist Jonathan McDowell.