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Ancient Lunar Patterns | Space Wallpaper

Crater Copernicus on the Moon Space wallpaper
This space wallpaper shows the ray pattern of dust that was ejected from the crater over a billion years ago, when an asteroid larger than a mile (1.6 km) across slammed into the Moon. (Image credit: John Caldwell (York University, Ontario), Alex Storrs (STScI), and NASA)

This space wallpaper shows the ray pattern of dust that was ejected from the crater over a billion years ago, when an asteroid larger than a mile (1.6 km) across slammed into the Moon.

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