Martian Dust Devil from above

Credit: NASA/JPL/University of Arizona

There are many dust devils on Mars—little twisters that raise dust from the surface. They have also cleaned dust off of the solar panels of the rovers Opportunity and Spirit, improving the solar power production. (Spirit became stuck in 2009 and ceased communication a year later.) … (HiRISE)

Credit: NASA/JPL/University of Arizona

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