Live coverage of the countdown and launch of a Proton rocket with the Intelsat 31/DLA-2 communications satellite. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
Live video from ILS begins at 0645 GMT (2:45 a.m. EDT).
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For the fourth time this month, SpaceX has launched a Falcon 9 rocket from Florida’s Space Coast with another 60 Starlink internet satellites. Liftoff of the Falcon 9 from pad 40 at Cape Canaveral Space Force Station occurred at 4:28 a.m. EDT (0828 GMT) Wednesday. The Falcon 9’s booster landed on an offshore drone ship.