The Bruce Murray Space Image Library
Temperatures at Mercury's south pole
Filed under pretty pictures, explaining science, Mercury, geology
Output of a computer model showing maximum temperatures at Mercury's south pole over the course of a Mercurian year. Mercury's 3:2 spin-orbit resonance gives it two "cold poles" at longitude 90° and 270°.
NASA / JHUAPL / CIW
Original image data dated on or about March 22, 2012
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