Lunar Ice: The Origin Story

Water ice near the south pole of the Moon is making that region of the lunar surface hot property. But how did the ice get there? The story is not as simple as you may think.

The Moon was once thought to be a dry, barren place, cold, airless, and devoid of water. However, several discoveries in the last decade have found evidence of water ice, sitting in eternal shadows within craters near the poles of the Moon.

The most popular view of the origin of this ice is that comets striking the Moon deposited the ice, which never melted in the eternal darkness…

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