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Gravity Anomaly Map Using GRACE Data
Gravity anomaly map using GRACE data.
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This map from September 2015 shows deep drought in California, Nevada and Texas.
Groundwater Drought Indicator
GRACE-FO will measure Atlantic Ocean bottom pressure as an indicator of deep ocean current speed, as GRACE did.
Ocean Bottom Pressure
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 Laser Ranging Interferometer instrument.
Laser Ranging Interferometer
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
Illustration of GRACE-FO in orbit (view 3).
GRACE-FO in Orbit (View 3)
GRACE-Follow On (GRACE-FO) is a satellite mission that launched in May 2018. GRACE-FO will continue the work of the GRACE satellite mission tracking Earth's water movement around the globe. These d...
Tracking Water from Space
Illustration of GRACE-FO separating from Falcon 9 rocket after launch.
GRACE-FO Separating from Rocket After Launch
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
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
GRACE-FO arriving at Vandenberg Air Force Base, California, from Germany.
GRACE-FO Arrives at Vandenberg
Flames from the SpaceX Falcon 9 rocket launching GRACE-FO into orbit.
Rocket Flames
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 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 image shows the mean annual amplitude of total water storage on Earth in 2007 as measured by GRACE.
Total Water Storage from GRACE, 2007
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
The GRACE-FO satellites, attached to turntable fixtures, at the Astrotech Space Operations processing facility at Vandenberg Air Force Base, California.
GRACE-FO Satellites at Vandenberg
Visualization of the mass change over Greenland from January 2004 through June 2014.
GRACE Mission Measures Global Ice Mass Changes
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?
The rainy and dry seasons in the Amazon Basin in 2004, revealed by gravity anomalies observed by GRACE. Reds and pinks show where and when mass was higher than average, a sign that more water was p...
Rainy and Dry Seasons in the Amazon (2004)
Illustration of GRACE-FO in orbit (view 5).
GRACE-FO in Orbit (View 5)
GRACE-FO, a collaboration between NASA and German Research Centre for Geosciences (GFZ), launched from Vandenberg Air Force Base on on May 22, 2018.
GRACE-FO Launches
Depletion of groundwater in northwestern India between 2002 and 2008, measured by GRACE.
Groundwater Depletion in India, 2002-2008
A long exposure of the GRACE-FO launch from Vandenberg
GRACE-FO Launch, Long Exposure
The signal of the December 2004 earthquake in the Indian Ocean in GRACE observations of Earth's gravity field.
GRACE Sees Earthquake in Indian Ocean
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Several regions around the world are seeing marked declines in water availability, according to a paper published in the journal Science Advances on July 25. The study, partially funded by NASA, found that dry areas are increasing by about twice the size of California each year.
US-German Water Satellites Show Continental Dry Spots Are Getting Drier
An international team of scientists using observations from NASA-German satellites found evidence that Earth’s total amount of freshwater dropped abruptly starting in May 2014 and has remained low ever since.
NASA Satellites Reveal Abrupt Drop in Global Freshwater Levels
GRACE and GRACE-FO observations are now addressing the crucial need for sustainable groundwater management practices to ensure water resiliency amidst ongoing climate challenges in California.
Data in Action: GRACE and GRACE-FO are used by California's Department of Water Resources for Groundwater Management Information
The Gravity Recovery and Climate Experiment-Continuity mission will extend a decades-long record of following shifting water masses using gravity measurements.
US, Germany Partnering on Mission to Track Earth's Water Movement
This immersive experience leverages satellite data to illustrate how climate change is impacting Earth’s water cycle.
Google's ‘A Passage of Water' Brings NASA's Water Data to Life
Early data shows the greatest net gain of water over the winter in nearly 22 years, but the state’s groundwater levels still suffer from the effects of years of drought.
US-German Satellites Show California Water Gains After Record Winter
