About 20,500 results
Open links in new tab
  1. nasa.gov
    https://www.earthdata.nasa.gov › topics › solid-earth › geodetics

    Geodetics - NASA Earthdata

    Nov 21, 2025 · 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

    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.

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

    Daily GNSS Geodetic Displacement Time Series Product

    Daily GNSS Geodetic Displacement Time Series Product Access daily, combined, cleaned, filtered, GIPSY-GAMIT long-term time series of Continuous GNSS station positions (global …

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

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

    Dec 27, 2020 · In addition to VLBI telescopes, this terrestrial framework includes three other space-geodetic techniques and their instruments: Satellite Laser Ranging (SLR) telescopes, …

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

    Jason-1 GDR SSHA version E NetCDF Geodetic - Earthdata

    May 7, 2012 · Jason-1 GDR SSHA version E NetCDF GeodeticThese Sea Surface Height Anomalies (SSHA) are derived from the Jason-1 Geophysical Data Record (GDR) Geodetic …

  6. 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.

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

    Very Long Baseline Interferometry | NASA Earthdata

    Very Long Baseline Interferometry (VLBI) is a geometric technique that measures the time difference between the arrival at two Earth-based antennas of a radio wavefront emitted by a …

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

    ESESES MEaSUREs Products - NASA Earthdata

    ESESES MEaSUREs Products Time series of geodetic station positions, velocity fields, strain and strain rate, and time series offsets are made possible by NASA's MEaSUREs program.

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

    Jason-1 GDR version E NetCDF Geodetic - NASA Earthdata

    May 7, 2012 · The Jason-1 Geophysical Data Records (GDR) Geodetic Mission contain full accuracy altimeter data, with a high precision orbit, provided approximately 35 days after data …

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

    Jason-1 SGDR version E NetCDF Geodetic - NASA Earthdata

    May 7, 2012 · The Sensory Geophysical Data Record (SGDR) files from the Geodetic Mission contain full accuracy altimeter data, with a high precision orbit. The instruments on Jason-1 …