Image: Earth gravity
Earth_gravity.png (440 × 370 pixels, file size: 186 KB, MIME type: image/png)
Description: A gravity model created with data from NASA's GRACE mission.
Title: Earth gravity
Credit: http://www.jpl.nasa.gov/news/news.cfm?release=2007-147
Author: NASA/JPL/University of Texas Center for Space Research.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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