Replay of the Sentinel-1A launch event webcast from ESOC, ESA's mission control centre, Darmstadt, Germany, on 3 April 2014. Programme also includes ESA and European experts highlighting the goals of Copernicus, Europe’s new Earth observation programme. The event includes live feeds from the Main Control Room and from Arianespace in Kourou.
Watch the liftoff
Watch the full replay of Sentinel-1A launch coverage