Delivery of Suomi National Polar-orbiting Partnership (Suomi NPP) satellite data products will cease on November 1, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20.
Suomi NPP data announcement
Topography News
Articles, resources, and announcements from Topography.
Data from NASA’s ICESat-2 mission provide incredibly accurate measurements of Earth elevation change—and much more.
Feature Article
Nov. 4, 2020
Version 3 of the ASTER Global Digital Elevation Model (GDEM) provides new features and sharper imagery.
News
Nov. 4, 2020
After more than 20 years in space, the five instruments aboard NASA’s Terra satellite continue their singular achievement of compiling a climate data record of Earth.
Feature Article
Nov. 4, 2020
Radar satellite interferometry and the uncertainties of measurements.
Feature Article
Sept. 11, 2020
The RADARSAT Antarctic Mapping Project provides the world's first high-resolution map of Antarctica.
Feature Article
Sept. 11, 2020
Image captured on 4 January 2016 by the MODIS instrument, aboard the Aqua satellite.
Worldview Image of the Week
Sept. 11, 2020
Scientists and satellites hold vigil on a newborn lake in Pakistan.
Feature Article
July 28, 2020
New products reveal subtle surface features of Antarctica previously not perceptible.
Feature Article
July 28, 2020
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