Creating chaos: Craters and collapse on Mars

Chaotic terrain in Mars’ Pyrrhae Regio

Elevation can be deceiving in satellite imagery of Mars, even when differences are extreme – as demonstrated by this image of Pyrrhae Regio from ESA’s Mars Express . A chunk of terrain has collapsed and dropped more than four kilometres below its surroundings, illustrating the incredible contrast and dynamism seen across the martian surface.

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