Under scrutiny

The Sentinel-2B satellite at ESA’s test centre in the Netherlands where it is being put through a stringent environmental test campaign to make sure it is ready for its life in space. In 2017, Sentinel-2B will join its identical twin, Sentinel-2A, in orbit around Earth to provide multispectral imagery for a multitude of applications, from monitoring the health of the world’s vegetation to mapping regions struck by natural disaster.