@kchangnyt @tcn33 Why do people object to there being a large number of planets?
@tcn33 It’s not a planet unless Ceres, Haumea, Makemake, Eris, 2207OR10, Quaoar, Sedna, Orcus, 2002MS4 & Salacia are, too. +prob many more.
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@DrFunkySpoon Culturally, planet means “big, important thing orbiting sun.” & thus countable like continents, oceans, siblings. - 5 more replies
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@kchangnyt@plutosgems And they are planets too. Better get used to lots of small planets. Just like small stars. -
@AlanStern@plutosgems Don't think most people ready to hear, "We have no idea how many planets. We'll never find them all." - 13 more replies
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