Quote:
Originally Posted by kheider
If you don't like calling Pluto a dwarf planet, call it a planetoid, protoplanet, or a 'minor planet' if you want to.
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Personally, I have no problem at all with calling Pluto a dwarf planet or minor planet, as long as these are viewed as subclasses of planet. It seems very unfortunate to me to limit the definition of planet to not include subclasses over which "comparative planetology" is clearly of great value.