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Mystery of the Off-Center Martian Ice Cap [Mars Porn]

Rover found this 9/22/2008 on io9.com

When summer hits the south pole on Mars, only half the ice on the pole melts. This leaves behind a strangely off-center chunk of water-and-carbon-dioxide ice, as you can see in this composite satellite image of the pole in summer. After analyzing climate data for several years, researchers ...