Live coverage: Ariane 5 launches from French Guiana

Live coverage of the countdown and launch of an Ariane 5 rocket with the Star One D1 and JCSAT 15 communications satellites. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.

Arianespace’s live video stream begins at 2010 GMT (3:20 p.m. EST). Please ensure your browser is updated with the latest version of Flash.