The U.S. military’s next GPS navigation satellite is ready for launch from Cape Canaveral at 9:43 p.m. EDT Friday (0143 GMT Saturday) aboard a SpaceX Falcon 9 rocket. SpaceX plans to recover the rocket’s first stage on an offshore drone ship to fly again in 2021 with the next GPS satellite.
Live coverage of the countdown and launch of a SpaceX Falcon 9 rocket from Cape Canaveral Air Force Station in Florida with the U.S. Air Force’s GPS 3 SV04 navigation satellite. Text updates will appear automatically below. Follow us on Twitter.
SpaceX’s live video webcast begins around 15 minutes prior to launch, and will be available on this page.