mcgillianaire (
mcgillianaire) wrote2006-08-25 05:40 am
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Pluto relegated to the underworld
The International Astronomical Union has redefined our solar system by declaring Pluto to be a dwarf planet. As a result, there are now only 8 true planets & 3 newly-created dwarf planets.
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Though one of the astro PhD students thinks that Pluto should have stayed a planet, since you need it to explain perturbations in Neptune's orbit.
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