A new quality assessment report from NASA’s Commercial Satellite Data Acquisition (CSDA) program evaluates data from the Polar Geospatial Center’s (PGC) EarthDEM product. The results of the evaluation help inform NASA program management and the user community about the quality of commercial Digital Elevation Models (DEMs) for use in NASA science. Issued August 8, 2026,
Two new reports from NASA’s Commercial Satellite Data Acquisition (CSDA) program evaluate data from the Umbra X-band Synthetic Aperture Radar (SAR) satellite constellation for NASA’s Earth science research and applications community. The results of these evaluations help inform NASA program management and the user community about the quality of these commercial data for use in