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  1. nasa.gov
    https://www.earthdata.nasa.gov › topics › land-surface › digital-elevatio…

    Digital Elevation/Terrain Model (DEM) | NASA Earthdata

    Nov 20, 2025 · A digital elevation model (DEM) is a three-dimensional graphic of the "bare earth" surface of land shown without trees, buildings or other objects. DEMs can be created using …

  2. nasa.gov
    https://www.earthdata.nasa.gov › data › catalog

    ASTER Global Digital Elevation Model V003 | NASA Earthdata

    ASTER Global Digital Elevation Model V003The Terra Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Global Digital Elevation Model (GDEM) Version 3 …

  3. nasa.gov
    https://www.earthdata.nasa.gov › ... › new-csda-high-resolution-digital-el…

    New in CSDA: High Resolution Digital Elevation Models

    Dec 7, 2021 · High-resolution Digital Elevation Models (DEM) for non-polar regions at two-meter spatial resolution are now available through NASA’s Commercial SmallSat Data Acquisition …

  4. nasa.gov
    https://www.earthdata.nasa.gov › ... › measures › new-nasa-digital-eleva…

    NASADEM: Creating a New NASA Digital Elevation Model and …

    MEaSUREs 2012 project focused on providing the scientific and civil communities with a state-of-the-art global DEM from SRTM processing improvements.

  5. nasa.gov
    https://www.earthdata.nasa.gov › data › catalog

    NASA Shuttle Radar Topography Mission Global 1 arc second V003

    The purpose of SRTM was to generate a near-global digital elevation model (DEM) of the Earth using radar interferometry. SRTM was a primary component of the payload on the Space …

  6. nasa.gov
    https://www.earthdata.nasa.gov › news › new-version-aster-gdem

    New Version of the ASTER GDEM | NASA Earthdata

    Nov 4, 2020 · Version 3 of the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Global Digital Elevation Model (GDEM) is now available from NASA’s …

  7. nasa.gov
    https://www.earthdata.nasa.gov › data › catalog

    ASTER Global Digital Elevation Model V002 | NASA Earthdata

    dataset. The ASTER Global Digital Elevation Model (ASTGTM) was developed jointly by the U.S. National Aeronautics and Space Administration (NASA) and Japan’s Ministry of Economy, …

  8. nasa.gov
    https://www.earthdata.nasa.gov › topics › land-surface › terrain-elevation

    Terrain Elevation | NASA Earthdata

    5 days ago · NASA's terrain elevation data measure current height and changes in land altitude and are useful for creating digital elevation models.

  9. nasa.gov
    https://www.earthdata.nasa.gov › news › nasa-shuttle-radar-topography …

    NASA Shuttle Radar Topography Mission (SRTM) Version 3.0

    Version 3.0 SRTM Global 1 arc second product is void-filled using elevation data from Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Global Digital Elevation …

  10. nasa.gov
    https://www.earthdata.nasa.gov › learn › data-in-action › role-terrain-data

    The Role of Terrain Data - NASA Earthdata

    Jun 13, 2025 · Terrain data, such as information about elevation, slope, and aspect, can play an integral part in many land change and management studies. These data are particularly useful …