Live coverage: SpaceX succeeds in commercial satellite launch

Live coverage of the countdown and launch of a SpaceX Falcon 9 rocket from NASA’s Kennedy Space Center in Florida with the Inmarsat 5 F4 communications satellite. SpaceX’s live video coverage begins at approximately 7 p.m. EDT (2300 GMT). Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.