Planetary Discoveries
Neptune's discovery in 1848 was a collaborative effort driven by deviations in Uranus's orbit, leading to a complex saga of planetary classification. Initially, the discovery of multiple celestial bodies in the same orbit as Ceres expanded the planet count, but they were later reclassified as asteroids due to their size and inability to clear their orbits. The arrival of Pluto in 1930 reignited the debate over planetary status, highlighting the ongoing complexities of defining what constitutes a planet.In this clip
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How Many Planets Are There?
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