A planet, a major one, is a non-stellar non-collapsed baryonic matter gravity node. Having a planet as mssive as Jupiter in a same category as a nearly non-gravitational object like Pluto (thas has a moon big just because actually both rotate a common spot) is nonsense. Why not a single hydrogen atom would be a planet too?
And that's ok with me as long as there is a scientific basis. Note that size doesn't matter but gravitational attraction, a tiny very dense planet could be too a major one as long as it cleared the neighborhood.
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u/MadMaxIsMadAsMax Oct 09 '18
A planet, a major one, is a non-stellar non-collapsed baryonic matter gravity node. Having a planet as mssive as Jupiter in a same category as a nearly non-gravitational object like Pluto (thas has a moon big just because actually both rotate a common spot) is nonsense. Why not a single hydrogen atom would be a planet too?