Geodetics - NASA Earthdata
Feb 12, 2026 · 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-dimensional space …
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.
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.
Worldview | NASA Earthdata
NASA Worldview offers the capability to interactively browse over 1,200 global, full-resolution satellite imagery layers and download the underlying data.
Crustal Dynamics Data Information System - NASA Earthdata
NASA's Crustal Dynamics Data Information System (CDDIS) provides data and information to support the international space geodesy community.
Global Ecosystem Dynamics Investigation Lidar | NASA Earthdata
NASA's Global Ecosystem Dynamics Investigation (GEDI) lidar data are used to construct detailed 3D maps of forest canopy height and branch/leaf distribution.
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 distant quasar.
Enhanced Access to NASA Heterogeneous Geodetic Imaging
ACCESS 2015 project focused on a web map-based service gateway that expands the utility of NASA's geodetic imaging data.
Laser Geodetic Satellite-1 | NASA Earthdata
Laser Geodetic Satellite-1 The Laser Geodetic Satellite-1 (LAGEOS-1) was designed by NASA and launched on May 4, 1976. It is the first spacecraft dedicated exclusively to high-precision laser …
Earthquakes - NASA Earthdata
Feb 13, 2026 · Our data useful to the study of earthquakes include geodetic imaging of land surface deformation, earthquake hazard distribution surveys, and topographic change maps.