At the polar north on Earth, the sun hangs low in the sky for a good portion of the year, and depending on latitude, may dip below the horizon for a short time. On Mars, the summer at the polar north where Phoenix is currently at work features similar a similar sun trek. In this image, our sun rises on the morning of Sol 90 following a 75 minute "night."
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Credit: NASA/JPL-Caltech/University of Arizona/Texas A&M University