A team of researchers led by Masahiro Kayama of Tohoku University has found evidence in a lunar meteorite that water once existed on the moon.

In their paper published on the open access site Science Advances, the team describes their study of the meteorite and why they believe it offers evidence of water on the moon.

Water on the moon, some have suggested, would be valuable, because it could support a colony—or perhaps be used for other purposes, such as powering spacecraft.

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