NASAのインスタグラム(nasa) - 9月11日 06時51分
At the North Pole of Mars, springtime is avalanche season!
The @UAHiRISE camera on our Mars Reconnaissance Orbiter spacecraft captured this cloud of dust on May 29, 2019, as melting ice blocks broke loose and tumbled down a cliff face over 1600 feet (500 meters) tall.
Image Credit: NASA/JPL/University of Arizona
#mars #avalanche #dust #solarsystem #nasa
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