GRACE-FO Gravity Recovery and Climate Experiment Follow-on Active Mission GRACE-FO is a successor to the original GRACE mission, which orbited Earth from 2002-2017. GRACE-FO tracks Earth's water movement. Type Orbiter Launch May 22, 2018 Target Earth Objective Tracking Earth's water movement Learn more about GRACE-FO Latest News More GRACE-FO (Gravity Recovery and Climate Experiment Follow-on) News Article4 Min ReadNASA Satellites Reveal Abrupt Drop in Global Freshwater LevelsArticle6 Min ReadNASA-Funded Studies Explain How Climate Is Changing Earth’s Rotation 4 Min ReadNASA Satellites Find Snow Didn’t Offset Southwest US Groundwater LossArticle 5 Min ReadUS, Germany Partnering on Mission to Track Earth’s Water MovementArticle 4 Min ReadGoogle’s ‘A Passage of Water’ Brings NASA’s Water Data to LifeArticle Keep Exploring Discover More Topics From NASA James Webb Space Telescope Webb is the premier observatory of the next decade, serving thousands of astronomers worldwide. It studies every phase in the… Perseverance Rover This rover and its aerial sidekick were assigned to study the geology of Mars and seek signs of ancient microbial… Parker Solar Probe On a mission to “touch the Sun,” NASA's Parker Solar Probe became the first spacecraft to fly through the corona… Juno NASA’s Juno spacecraft entered orbit around Jupiter in 2016, the first explorer to peer below the planet's dense clouds to…