Universe Central, How May I Direct Your Call?: It Was In, Now It's Out -- Pluto Relegated To Dwarf

Thursday, August 24, 2006

It Was In, Now It's Out -- Pluto Relegated To Dwarf

In my last post, I wrote how the IAU (International Astronomical Union) had redefined what makes a planet, which provided for bodies such as Pluto to be categorized as a planet. But on Thursday, the IAU invoked the clause "clear the neighborhood around its orbit", something Pluto does not do... Sign in to see full entry.

posted by saul_relative at 11:02 PM | add or view comments (4) | leave calling card | link to this | view only this entry
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