Show flyout
Map marker Icon
  • Global locations
  • Masthead platform instrument info Global Space Geodesy Sites
  • Masthead date range July 2018

Global Space Geodesy Network

Users download data produced by space geodesy sites through NASA’s CDDIS: Global Navigation Satellite System (red), real-time GNSS (yellow), Satellite Laser Ranging (green), Very Long Baseline Interferometry (blue), and Doppler Orbitography and Radio-positioning Integrated by Satellite (orange).

Learn more about Space Geodesy Networks at NASA's Crustal Dynamics Data Information System (CDDIS)

Space Geodesy Data Maintain a Terrestrial Reference Frame

NASA’s CDDIS supports the International Association of Geodesy (IAG) as a Global Data Center. The symbols indicate the current space geodesy site locations. Geodetic data enable the precise determination of positions and velocities, allowing researchers to monitor change over time.

Explore space geodesy data and derived products at NASA's CDDIS

ACCESS NASA EARTH SCIENCE DATA

NASA's data policy ensures that all NASA data are available fully, openly, and without restrictions. Here's what this means to you.

FIND DATA VISUALIZE DATA

User Profile: Dr. Larry O'Neill

Who uses NASA Earth science data? Dr. Larry O’Neill, to explore the effects of air-sea interactions on weather, ocean, and climate.

Ferguson Fire, California, USA

Image captured on 15 July 2018, by the VIIRS instrument, on board the joint NOAA/NASA Suomi-NPP satellite.

Closed season

In Mexico’s escalating water crisis, a view from the sky provides answers.

Daymet Data Take the Planet’s Pulse

Daymet data from NASA’s Oak Ridge National Laboratory Distributed Active Archive Center (ORNL DAAC) provide almost 40 years of weather measurements for North America and are ORNL DAAC’s most popular products.

NASA’s EOSDIS and the International Council for Science (ICSU) World Data System (WDS)

Through a shared objective of ensuring the free and open availability of Earth science data, NASA and the WDS are working together to improve international data stewardship, archiving, and use.

Nearly 20 Years of Change at Your Fingertips

Interactively explore your world your way with nearly 20 years of MODIS global imagery and the EOSDIS Worldview data visualization application.

The EOSDIS Quarterly Update- Spring 2018 Newsletter is now online!

Find data set and data tool news, top stories, featured data images, webinars, data recipes, and data user profiles.

EOSDIS SIPS and their Role Ensuring Consistent Long-Term Global Observations of Atmospheric Ozone

The OMI and OMPS Science Investigator-led Processing Systems (SIPS) ensure that ozone data collected by instruments aboard the Aura and Suomi-NPP satellites reach global users.

News & Events

No news items were found.

Webinar: Operation IceBridge Come Discover a Decade of Polar Data

Event:

NASA’s Operation IceBridge airborne mission has flown over 700 flights through some of the most stunning regions of the Arctic and Antarctic. Join ...

EOSDIS Data News - 07/20/2018

Published:

GHRC DAACNASA's Global Hydrology Resource Center (GHRC) Distributed Active Archive Center (DAAC) published new versions (p0.2) of four different ...

Reprocessing Complete for MODIS Aqua 8-Day Evapotranspiration Product

Published:

The MODIS Aqua Net Evapotranspiration 8-Day L4 Global 500 m SIN Grid (MYD16A2) Version 6 data set has been reprocessed to correct systematic errors...

UTCSR/JPL GRACE Level-2 RL06 datasets release

Published:

Monday, July 16, 2018The PO.DAAC is pleased to announce the public release of the GRACE Level-1/Level-2 Release-06 (RL06) datasets from the ...

CERES EBAF Data available in the ArcGIS Portal

Published:

CERES EBAF Data available in the ArcGIS PortalFriday, June 22, 2018The Atmospheric Science Data Center (ASDC) DAAC has now published 28 variables ...

EOSDIS Data News - 06/15/2018

Published:

GES DISCNASA's Goddard Earth Sciences Data and Information Services Center (GES DISC) published the data set Solar Irradiance Monitor (SIM) Daily ...

Collaborate With Us

EOSDIS has several channels that allow collaboration with the scientific community, EOSDIS data holdings and directly with NASA.

  1. Welcome to Earthdata 3.0

    Enter your search term to search datasets, news, and articles.

  2. Science Disciplines

    Browse by science discipline to see available measurements and supporting DAACs.

  3. News & Events

    Click on one of these filters to see news & events specifically related to your selection.

  4. Collaborate

    Collaborate with us through our API & program access points.

  5. Feedback Module

    Have a question or comment? Send us your feedback and we'll get back to you as soon as we can.