Photo: Sentinel-3 Processing for Rockot Launch February 13, 2016February 14, 2016 Patrick Blau 2372 Views Copernicus, Sentinel, Sentinel-3, Sentinel-3A, Sentinel-3A Media The Sentinel-3 Land and Ocean Observation satellite is readied for liftoff atop a Rockot launch vehicle from the Plesetsk Cosmodrome, Russia to begin a mission as part of Europe's Copernicus Program.All Photos: European Space Agency Copernicus Earth Observation ESA News Newsfeed