Yeah and bizarrely people will become deeply emotionally invested in their childhood knowledge not becoming false even when it has no relevance to their lives or any "social justice issue" Remember Pluto no longer being a planethttps://twitter.com/Nymphomachy/status/1291071654127427584 …
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Conceptually, it didn't include Earth at all, and then for a while, DID include the Sun and Moon. All of which makes sense if you're an astronomer going off limited observations.
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And eventually, you got to this long stretch where there seemed to be a very nice, meaningful number of planets. It changed with the discoveries of Uranus, Neptune, and Pluto, but it was still workable.
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Earth is just a very big version of an asteroid and Jupiter is just a very small version of the Sun
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They are all Celestial Bodies, technically.
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