Although Pluto was discovered in 1930, limited information on the distant planet delayed a realistic understanding of its characteristics. Today Pluto remains the only planet ... Preview:
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World Book article on Pluto ... Pluto, (PLOO toh), is a dwarf planet that orbits far from the sun. It shares the region of its orbit, known as the Kuiper belt, with a ... Preview:
http://www.nasa.gov/worldbook/pluto_worldbook.html
Pluto, formal designation 134340 Pluto, is the second-largest known dwarf planet in the Solar System (after Eris) and the tenth-largest body observed directly orbiting the Sun. Preview:
http://en.wikipedia.org/wiki/Pluto
Pluto The American Dialect Society defined the verb 'to pluto' as 'to demote or devalue someone or something, as happened to the former planet Pluto Preview:
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