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Plutons, planets and dwarves

Geologists and astronomers wrangle over words.

This pluton ain't on Pluto: Yosemite National Park's Half Dome is called a pluton by geologists. Credit: Punchstock

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University of North Carolina

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DISCUSS: what is a planet?

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Allen Glazner's homepage

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Brumfiel, G. Plutons, planets and dwarves. Nature (2006).

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