Live coverage: Ariane 5 rocket launches on record-breaking mission

Live coverage of the countdown and launch of an Ariane 5 rocket with the ViaSat 2 and Eutelsat 172B 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 approximately 2330 GMT (7:30 p.m. EDT).