News FocusPlanetary Science

Moon Maintains Its Mysteries

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Science  02 May 2003:
Vol. 300, Issue 5620, pp. 727
DOI: 10.1126/science.300.5620.727

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Telescopes have been trained on it since Galileo's day, and dozens of spacecraft have flown by it, orbited around it, and landed on it. And a dozen humans--including one geologist--have walked on the surface and brought back soil and rocks. However, that activity hasn't translated into very much knowledge about our nearest neighbor.