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European Space Agency’s Copernicus Space Segment Programme Manager Guido Levrini, left, greets Dr. Michael Freilich’s daughter, Sarah, at Vandenberg Air Force Base in California on Nov. 20, 2020, the day before the spacecraft’s planned launch atop a Falcon 9 rocket. Standing next to her is her mother, Shoshannah, and brother, Daniel. Michael Freilich, for whom the Sentinel-6 Michael Freilich satellite is named, served as director of NASA’s Earth Science Division in the Science Mission Directorate at the agency’s Headquarters from 2006 until his retirement in 2019. A tireless advocate for advan…
