Gravity Rules: The Nature of Planethood
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Description: Article discussing possible definitions that qualify objects, such as Pluto and Sedna in the Kuiper Belt, as being planets or not.
Gravity Rules: The Nature of Planethood Gravity Rules: The Nature and Meaning of Planethood I am a planetary scientist, so you won't find it surprising that this past Monday evening, March 15th, the dinner table conversation at our home eventually turned to the discovery of the largest ever Kuiper Belt Object, Sedna (2003 VB12). When I remarked that I was amused by the fact that some astronomers don't consider Sedna a planet, our teenage daughter Kate joined in-agreeing that Sedna shouldn't be classified a planet.
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Page title: | Gravity Rules: The Nature of Planethood |
Keywords: | space news |
Description: | Boulder - Mar 22, 2004 - I am a planetary scientist, so you won't find it surprising that this past Monday evening, March 15th, the dinner table conversation at our home eventually turned to the discovery of the largest ever Kuiper Belt Object, Sedna (2003 VB12). When I remarked that I was amused by the fact that some astronomers don't consider Sedna a planet, our teenage daughter Kate joined in-agreeing that Sedna shouldn't be classified a planet. Surprised, I asked why. |
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Date | Creation Date: 11-dec-1998 Expiration Date: 10-dec-2021 |