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NASA: Pluto - http://nssdc.gsfc.nasa.gov/planetary/planets/plutopage.html
Includes a FAQ, fact sheet, and press releases relating to Pluto. |
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KidsAstronomy.com: Pluto - http://www.kidsastronomy.com/pluto.htm
Provides details about its name and its origin in Greek mythology, facts related to gravity on the planet and its moon. |
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NASA: Is Pluto a Planet or Not? - http://imagine.gsfc.nasa.gov/docs/ask_astro/answers/pluto.html
A high school student asks the question and is told that at the moment (1999) Pluto has dual status as a planet and a TNO or "Trans-Neptunian Object." |
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National Geographic News: Pluto Not a Planet, Astronomers Rule - http://news.nationalgeographic.com/news/2006/08/060824-pluto-planet.html
Reports on reactions of several astronomers to the fact that Pluto is no longer a planet, according to the new definition chosen by the International Astronomical Union. |
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Curious About Astronomy: Is Pluto a Planet? - http://curious.astro.cornell.edu/question.php?number=624
Looks at the factors in deciding whether or not a heavenly body is a planet. Written in June 2004, it has an August 2006 update. |