Bruce Murray Space Image Library

Seasonal "blotches" near Mars' south pole: "Inca City"

Seasonal "blotches" near Mars' south pole: "Inca City"
Seasonal "blotches" near Mars' south pole: "Inca City" Each spring, cold jets erupt from beneath a surface layer of carbon dioxide ice. When they erupt into windless conditions, they create surface features informally known as "blotches." NASA / JPL / UA

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