最終更新日：2024/08/08
The Öpik-Oort Cloud is a hypothetical cloud of comets that surrounds the solar system.
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The Öpik-Oort Cloud is a hypothetical cloud of comets that surrounds the solar system.
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The Öpik-Oort Cloud is a hypothetical cloud of comets that surrounds the solar system.
The Öpik-Oort Cloud is a hypothetical cloud of comets that surrounds the solar system.
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