Seasat was the first Earth-orbiting satellite designed for remote sensing of the Earth's oceans and had on board one of the first spaceborne synthetic-aperture radar. The mission was designed to demon
Quill was an experimental United States National Reconnaissance Office program of the 1960s, which provided the first images of Earth from space using a synthetic aperture radar. Radar-imaging spacecr
Seasat
…Gladys West, project manager for Seasat Quill (satellite), first spaceborne SAR Born, G. H.; et al. (29 June 1979). "Seasat Mission Overview". Science. 204 (4400): 1405–1406. Bibcode:1979Sci...204.1405B…
The swaths imaged December 1964 by U. S. "Quill" satellite radar.
One of the few still-available images made by the Quill satellite radar covered part of Richmond, Virginia.