Sentinel-1 is an imaging radar mission providing continuous all-weather, day-and-night imagery at C-band. The Sentinel-1 constellation provides high reliability, improved revisit time, geographical coverage and rapid data dissemination to support operational applications in the priority areas of marine monitoring, land monitoring and emergency services.
Sentinel-2 is a wide-swath, high-resolution, multi-spectral imaging mission, supporting Copernicus Land Monitoring studies, including the monitoring of vegetation, soil and water cover, as well as observation of inland waterways and coastal areas.
Sentinel-3 is an European Earth Observation satellite mission developed to support GMES ocean, land, atmospheric, emergency, security and cryospheric applications.