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Last updated on June 1, 2012 at 18:41 EDT
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How Phoenix Measures Wind Speed and Direction

June 5, 2008

This animation shows how NASA’s Phoenix Mars Lander can measure wind speed and direction by imaging the Telltale with the Stereo Surface Imager (SSI).
Image credit: NASA/JPL-Caltech/University of Arizona/Aarhus University/Niels Bohr Institute/Texas A&M University