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Map of Groundwater Storage Trends for Earth's 37 Largest Aquifers
GRACE-FO Separating from Rocket After Launch
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Gravity Anomaly Map Using GRACE Data
Gravity anomaly map using GRACE data.
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Illustration of GRACE-FO in orbit (view 3).
GRACE-FO in Orbit (View 3)
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
Visualization of the mass change over Greenland from January 2004 through June 2014.
GRACE Mission Measures Global Ice Mass Changes
GRACE observed Earth’s surface mass changes nearly every month from 2002 to mid-2017. GRACE Follow-On will provide crucial continuity to these observations for the next five years or more.
Earth Mass Changes, 2002 to 2017
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
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 separating from Falcon 9 rocket after launch.
GRACE-FO Separating from Rocket After Launch
A map of groundwater storage trends for Earth's 37 largest aquifers using GRACE data, showing depletion and replenishment in millimeters of water per year.
Map of Groundwater Storage Trends for Earth's 37 Largest Aquifers
NASA JPL-UC Irvine glaciologist Eric Rignot explains how glaciers in West Antarctica are changing.
West Antarctic Collapse
Illustration of GRACE-FO in orbit (view 5).
GRACE-FO in Orbit (View 5)
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)
GRACE-Follow On (GRACE-FO) is a satellite mission scheduled for launch in May 2018. GRACE-FO will continue the work of the GRACE satellite mission tracking Earth's water movement around the globe. ...
Tracking Water from Space
Illustration of GRACE-FO above Alaska.
Illustration of GRACE-FO Above Alaska
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 Rendering
GRACE Rendering
Variations in water storage in the Tigris and Euphrates river basins from 2003 to 2009, measured by GRACE. Reds represent drier conditions, while blues represent wetter conditions. The majority of ...
Tigris and Euphrates Water Storage, 2003 to 2009
Illustration of GRACE-FO above Antarctica.
GRACE-FO Above Antarctica
The Laser Ranging Interferometer instrument.
Laser Ranging Interferometer
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?
Illustration of GRACE-FO in orbit (view 4)
Illustration of GRACE-FO (View 4)
GRACE-FO arriving at Vandenberg Air Force Base, California, from Germany.
GRACE-FO Arrives at Vandenberg
Gravity variations studied by GRACE can be used to determine ground water storage on land masses.
Global Terrestrial Water Storage Anomaly
The NASA/German Research Centre for Geosciences GRACE Follow-On spacecraft launches from Space Launch Complex 4E at Vandenberg Air Force Base in California.
GRACE-FO Launches, Wide Shot
The SpaceX Falcon 9 rocket is seen with the NASA/German Research Centre for Geosciences GRACE Follow-On spacecraft onboard at Space Launch Complex 4E at Vandenberg Air Force Base in California.
GRACE-FO in Falcon 9 on Launchpad
Changes in total water storage on Earth in 2007, as measured by GRACE.
Water Storage on Earth in 2007
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North America was almost entirely above its long-term average in mass in May 2019, due to Midwestern flooding, with the runoff raising the Great Lakes to record levels.
GRACE-FO Shows the Weight of Midwestern Floods
GRACE-FO releases first Level-2 data products, including nine monthly gravity fields and corresponding atmosphere and ocean dealiasing background model data.
GRACE-FO First Gravity Field Data Now Available
GRACE-FO First Science Data Now Available
GRACE-FO First Science Data Now Available
The University of Texas at Austin team that led a twin satellite system launched in 2002 to take detailed measurements of the Earth, called the Gravity Recovery and Climate Experiment (GRACE), reports in the most recent issue of the journal Nature Climate Change on the contributions that their nearly two decades of data have made to our understanding of global climate patterns.
GRACE Mission Data Contributes to Our Understanding of Climate Change
GRACE Follow-On has resumed collecting data after completing a switchover to a backup system.
GRACE-FO Resumes Data Collection
NASA's GRACE-FO team plans to switch to a backup system in the Microwave Instrument on one of the twin spacecraft this month.
GRACE-FO Satellite Switching to Backup Instrument Processing Unit
