Jet Propulsion Laboratory
California Institute of Technology
Gravity Anomaly Map Using GRACE Data
Gravity anomaly map using GRACE data.
An artist's rendering of the twin GRACE-FO spacecraft.
NASA JPL-UC Irvine glaciologist Eric Rignot explains how glaciers in West Antarctica are changing.
West Antarctic Collapse
The NASA/German Research Centre for Geosciences GRACE Follow-On spacecraft launches onboard a SpaceX Falcon 9, May 22, 2018, from Vandenberg Air Force Base in California.
GRACE-FO Launches, Ocean View
Illustration of GRACE-FO above Antarctica.
GRACE-FO Above Antarctica
Monthly changes in ocean bottom pressure data obtained by the GRACE satellites from November 2002 to January 2012.
Ocean Bottom Pressure 2002-2012
GRACE-FO mission logo
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?
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
Illustration of GRACE-FO separating from Falcon 9 rocket after launch.
GRACE-FO Separating from Rocket After Launch
This image shows the mean annual amplitude of total water storage on Earth in 2007 as measured by GRACE.
Total Water Storage from GRACE, 2007
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
A simplified example of how the distance between the GRACE-FO satellites changes as they pass from the Caribbean Sea across Colombia and Peru.
How GRACE-FO Measures Gravity
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
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
GRACE-FO arriving at Vandenberg Air Force Base, California, from Germany.
GRACE-FO Arrives at Vandenberg
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)
Flames from the SpaceX Falcon 9 rocket launching GRACE-FO into orbit.
Illustration of GRACE-FO in orbit (view 2).
GRACE-FO in Orbit (View 2)
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
This map from September 2015 shows deep drought in California, Nevada and Texas.
Groundwater Drought Indicator
GRACE-FO in a protective shipping container arriving at a new facility at Vandenberg Air Force Base, California.
GRACE-FO Arrives at Vandenberg
Illustration of GRACE-FO in orbit (view 3).
GRACE-FO in Orbit (View 3)
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 3).
GRACE-FO Satellites in Testing
Illustration of GRACE-FO in orbit (view 4)
Illustration of GRACE-FO (View 4)
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