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Gravity Anomaly Map Using GRACE Data
Gravity anomaly map using GRACE data.
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GRACE Follow-On (GRACE-FO) continues the legacy of GRACE, tracking Earth’s water movement and surface mass changes across the planet. Monitoring changes in ice sheets and glaciers, near-surface and...
GRACE-FO Mission Brochure
GRACE Rendering
GRACE Rendering
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
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 2).
GRACE-FO in Orbit (View 2)
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
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
GRACE-FO will measure Atlantic Ocean bottom pressure as an indicator of deep ocean current speed, as GRACE did.
Ocean Bottom Pressure
An animation showing “sea level fingerprints,” or patterns of rising and falling sea levels across the globe in response to changes in Earth’s gravitational and rotational fields.
Cumulative Sea Level Change 2002-2015
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
Gravity variations studied by GRACE can be used to determine ground water storage on land masses.
Global Terrestrial Water Storage Anomaly
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
Illustration of GRACE-FO separating from Falcon 9 rocket after launch.
GRACE-FO Separating from Rocket After Launch
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
This visualization displays monthly GRACE data in the Amazon basin, demonstrating water storage and movement.
Amazon Basin Monthly GRACE Data
Changes in total water storage on Earth in 2007, as measured by GRACE.
Water Storage on Earth in 2007
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 Australia's mass observed by GRACE in 2010 and 2011. Areas in greens and blues had the greatest increases in mass, caused by unusually high precipitation connected with a large La Niña e...
Changes in Australia's Mass Observed by GRACE in 2010 and 2011
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
Between 2002 and 2016, Antarctica shed approximately 125 gigatons of ice per year, causing global sea level to rise by 0.35 millimeters per year.
Antarctic Ice Loss 2002-2016
The force of gravity not only keeps us from floating away, it also lets NASA study Earth’s water and ice from space. Using a pair of twin satellites named GRACE, we can monitor our planet’s water.
Scale in the Sky
Illustration of GRACE-FO in orbit (view 5).
GRACE-FO in Orbit (View 5)
GRACE-FO mission logo
GRACE-FO Logo
Flames from the SpaceX Falcon 9 rocket launching GRACE-FO into orbit.
Rocket Flames
Illustration of GRACE-FO above Alaska.
Illustration of GRACE-FO Above Alaska
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