PodcastDirectory | Episode: Astronomy Cast - Pluto's Planetary Identity Crisis Podcast

Astronomy Cast - Pluto's Planetary Identity Crisis Episode | Universe Today

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Astronomy Cast - Pluto's Planetary Identity Crisis

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DATE : Thu, 14 Sep 2006 09:33:00 -0800
Entered in Database : 2006-09-14 17:33:00
length : 12615393
Link to the Show / Show Notes

Pluto. It's a planet, then it's not. This week we review Pluto's history, from discovery to demotion by the International Astronomical Union. Learn the 3 characteristics that make up a planet, and why Pluto now fails to make the grade.

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