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Re: ♫ Dawn go away - I'm no good for you ♫
08/03/11 03:18 PM
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> >, after demoting Pluto. > > demoting Pluto as a planet made no sense. > > "Planet" as a word originally meant "wandering star" because it was a "star" that > "wandered". > > Thus, historically, inclusion criteria for a planet was: > 1. Visible to a human eye as a persistent point of light in the night sky. > 2. that moved relative to the other persistent points of light. > > Size of the actual object was irrelevant to the ancient astronomers.
Well by that standard, Uranus (sorry, Urectum) and Neptune should also be demoted, as you need a telescope to see either.
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