Stunning high-resolution image of a Martian canyon edge, part of Valles Marineris. Combined Mars Global Surveyor and Viking Orbiter data reveals intricate details, showcasing layered canyon walls hinting at a complex Martian geologic history. The image covers about 6 miles wide, revealing features as small as 20-30 feet.

Astronomy Picture from 19/03/1998

Mars: A Canyon's Edge

Source: https://apod.nasa.gov/apod/ap980319.html


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