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宇宙居住区

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Photo of the first national flag assembled by a human on the Moon (Apollo 11, 1969). With colonization of space having been a critically discussed issue since the dawn of the space age, resulting in the Outer Space Treaty (1967), the flag was not to symbolize any territorial claims.[1]

宇宙植民と人類の未来地球外居住の可能性と課題

宇宙植民テラフォーミング火星移住宇宙ステーション
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