Around maybe 1990, I remember looking at a picture of the solar system in textbook that in part, explained that Pluto is in such a weird orbit that it comes inside the orbit of Neptune occasionally. There was even debate back then about which “planet” — they were both considered planets at the time — […]
Around maybe 1990, I remember looking at a picture of the solar system in textbook that in part, explained that Pluto is in such a weird orbit that it comes inside the orbit of Neptune occasionally. There was even debate back then about which “planet” — they were both considered planets at the time — […]
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