Jet Propulsion Laboratory
California Institute of Technology
Gravity Anomaly Map Using GRACE Data
Gravity anomaly map using GRACE data.
The GRACE Intermediate Field 48 (GIF48 from UT-CSR) field model is an improved mean gravity field that combines GRACE observations and terrestrial gravity information.
Static Gravity Field Anomalies
For 15 years, the GRACE mission has unlocked mysteries of how water moves around our planet. It gave us the first view of underground aquifers from space, and shows how fast polar ice sheets and mo...
15 Years of GRACE Earth Observations
The rocket carrying GRACE-FO lifts off into a blue sky, with the Pacific Ocean beneath it.
GRACE-FO Launch, Sky and Sea
The GRACE-FO satellites were assembled by Airbus Defence and Space in Germany. The photo shows one of the satellites in the testing facility of IABG, an Airbus subcontractor, in Munich (view 2).
GRACE-FO Satellites During Testing (View 2)
This animation shows the annual water storage changes over the U.S. from GRACE from 2003 - 2013.
Annual Water Storage Changes over the U.S. from GRACE
NASAs Gravity Recovery and Climate Experiment (GRACE) has measured significant groundwater depletion around the world in recent years.
GRACE Sees Groundwater Losses Around the World
Gravity variations studied by GRACE can be used to determine ground water storage on land masses.
Global Terrestrial Water Storage Anomaly
GRACE-FO, a collaboration between NASA and German Research Centre for Geosciences (GFZ), launched from Vandenberg Air Force Base on on May 22, 2018.
A GRACE-FO satellite and its turntable fixture at the Astrotech Space Operations processing facility at Vandenberg Air Force Base, California.
GRACE-FO Satellite on a Turntable Before Launch
Illustration of GRACE-FO in orbit (view 2).
GRACE-FO in Orbit (View 2)
Illustration of GRACE-FO above Antarctica.
GRACE-FO Above Antarctica
Visualization of the mass change over Greenland from January 2004 through June 2014.
GRACE Mission Measures Global Ice Mass Changes
The GRACE-FO satellites were assembled by Airbus Defence and Space in Germany. The photo shows the satellites in the testing facility of IABG, an Airbus subcontractor, in Munich (view 1).
GRACE-FO Satellites During Testing
GRACE-FO mission logo
The two GRACE-FO satellites are seen from GFZ’s Satellite Laser Ranging Station in Potsdam, Germany, on May 23, 2018 at 22:16 UTC and 22:17 UTC, respectively.
GRACE-FO Satellites From Potsdam
Research based on GRACE observations indicates that between 2002 and 2016, Greenland shed approximately 280 gigatons of ice per year.
Greenland Ice Loss 2002-2016
Illustration of GRACE-FO gravity data over Africa.
GRACE-FO Gravity Data Over Africa
This visualization displays monthly GRACE data in the Amazon basin, demonstrating water storage and movement.
Amazon Basin Monthly GRACE Data
GRACE-FO arriving at Vandenberg Air Force Base, California, from Germany.
GRACE-FO Arrives at Vandenberg
The twin satellites of NASA's Gravity Recovery and Climate Experiment Follow-on, or GRACE-FO, will track the movement of water around Earth. This short video explains how and why it's important.
Why Is GRACE-FO So Important?
This map from September 2015 shows deep drought in California, Nevada and Texas.
Groundwater Drought Indicator
Many of today’s most pressing climate science challenges hinge on knowing how and where water is moving on Earth. GRACE-FO will continue the successful partnership between NASA and the German Resea...
GRACE-FO Launch Press Kit
Changes in total water storage on Earth in 2007, as measured by GRACE.
Water Storage on Earth in 2007
The GRACE-FO satellites, attached to turntable fixtures, at the Astrotech Space Operations processing facility at Vandenberg Air Force Base, California (view 1).
GRACE-FO Satellites, Attached to Turntable Fixtures
Illustration of GRACE-FO in orbit (view 5).
GRACE-FO in Orbit (View 5)
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GRACE, GRACE-FO Satellite Data Track Ice Loss at the Poles
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GRACE-FO First Gravity Field Data Now Available
GRACE-FO First Science Data Now Available
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