This space wallpaper shows the dark and shadowed regions of the Moon that fascinate astronomers. Our Moon’s rotation axis has a tilt of 1.5º, meaning that some parts of its polar regions never see sunlight – the bottoms of certain craters, for example, are always in shadow.
(Image: © ESA/SMART-1/AMIE camera team; image mosaic: M. Ellouzi/B. Foing)
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