Moon Water Mystery: Scientists Point to Solar Wind as Origin

by Charles Q. Choi, SPACE.com Contributor

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Glass beads within moon rocks suggest that water seen on the lunar surface originates from the solar wind, researchers say.
These findings suggest that other airless bodies in the solar system may also possess water on their surfaces, investigators added.
Arguments raged for years as to whether the moon harbored frozen water or not. Recent findings confirmed that water does wet the moon, although its surface remains drier than any desert on Earth.