Copernicus Sentinel-6 Michael Freilich poised for liftoff

Copernicus Sentinel-6 Michael Freilich atop a Falcon 9 rocket at the Vandenberg Air Force Base in California, US. Once launched, this new mission will take the role of radar altimetry reference mission, continuing the long-term record of measurements of sea-surface height started in 1992 by the French–US Topex Poseidon and then the Jason series of satellite missions.