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  1. nasa.gov
    https://www.earthdata.nasa.gov › topics › solid-earth › geodetics

    Geodetics - NASA Earthdata

    5 days ago · Geodetics, or geodesy, is the science of studying Earth’s shape, gravity and its effect on phenomena such as polar motion, waterbody tides, and tectonic motion in three …

  2. nasa.gov
    https://www.earthdata.nasa.gov › data › space-geodesy-techniques › gn…

    Daily GNSS Geodetic Displacement Time Series Product

    Access daily, combined, cleaned, filtered, GIPSY-GAMIT long-term time series of Continuous GNSS station positions (global and regional) in ITRF.

  3. nasa.gov
    https://www.earthdata.nasa.gov › data › space-geodesy-techniques

    Space Geodesy Techniques - NASA Earthdata

    Data provided by space geodesy techniques are used to support scientific and societal applications in areas such as Earth observations, positioning, navigation, and timing.

  4. nasa.gov
    https://www.earthdata.nasa.gov › data › catalog › cddis-measures-sese…

    MEaSUREs SESES Daily GNSS Geodetic Displacement TIme Series …

    Jan 1, 1992 · These data products are daily geodetic displacement time series (compressed). They are combined, cleaned and filtered, GIPSY-GAMIT long-term time series of Continuous …

  5. nasa.gov
    https://www.earthdata.nasa.gov › data › space-geodesy-techniques › vlb…

    VLBI National Geodetic Survey Data - NASA Earthdata

    NASA’s Crustal Dynamics Data Information System (CDDIS) archives Very Long Baseline Interferometry (VLBI) National Geodetic Survey (NGS) data holdings.

  6. nasa.gov
    https://www.earthdata.nasa.gov › about › competitive-programs › acces…

    Discovery and Delivery of Space Geodetic Data Products from

    May 8, 2025 · Space geodetic science and other disciplines using geodetic products have benefited immensely from open sharing of data and metadata from global and regional archives.

  7. nasa.gov
    https://www.earthdata.nasa.gov › centers › cddis-daac

    CDDIS - NASA Earthdata

    NASA's Crustal Dynamics Data Information System (CDDIS) provides data and information to support the international space geodesy community.

  8. nasa.gov
    https://www.earthdata.nasa.gov › news › feature-articles › beacons-sky-…

    Beacons in the Sky Help Monitor Earth's Orientation in Space

    In addition to VLBI telescopes, this terrestrial framework includes three other space-geodetic techniques and their instruments: Satellite Laser Ranging (SLR) telescopes, Global Navigation …

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

    Very Long Baseline Interferometry (VLBI) National Geodetic

    Jan 1, 2005 · Very Long Baseline Interferometry (VLBI) ASCII files in the NGS card format. Very Long Baseline Interferometry (VLBI) auxiliary ASCII files provided by the International VLBI …

  10. nasa.gov
    https://www.earthdata.nasa.gov › data › space-geodesy-techniques › gn…

    Precise Orbits Product - NASA Earthdata

    Satellite orbit solutions are provided to NASA using pre-determined schedules: sub-daily, daily, or weekly, depending upon the data product.