Subtle variations in color look like brush strokes as the lightly frosted terrain reflects light. These variations provide a backdrop to some exotic features referred to colloquially as “spiders.”
The radial channels branching out from a central depression are formed when the seasonal layer of dry ice turns to gas in the spring and erodes the surface, which is a uniquely Martian landform.
This target was identified by the citizen scientists at Planetfour: Terrains .
Written by: Candy Hansen (audio: Tre Gibbs) (7 December 2016)
More info and image formats at http://hirise.lpl.arizona.edu/ESP_047074_1030
Image: NASA/JPL/University of Arizona