Last Updated:2025/11/25
Observers noted the planet's retrograde motion against the background stars, which puzzled early astronomers.
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Observers noted the planet's retrograde motion against the background stars, which puzzled early astronomers.
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観測者たちは、惑星が背景の星に対して逆行運動を示すのを記録し、それが初期の天文学者たちを困惑させた。