Astronomy: Delayed Christening

"We now know more about the to pography of the moon than about the earth's topography," said British Astronomer Zdeněk Kopal. None of the other 1,000 astronomers gathered in Prague last week for the 13th meet ing of the International Astronomical Union disputed him. They had just seen giant new U.S. and Russian charts of the moon's hidden farside. Together with familiar maps of the lunar near side, the charts did indeed give man a clearer view of the moon's features than of the earth's surface, large portions of which are hidden by water, camouflaged by vegetation and...

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