#civilization #spaceexploration #space #worlds
https://www.universetoday.com/165903/some-intelligent-civilizations-will-be-trapped-on-their-worlds/
https://www.universetoday.com/165903/some-intelligent-civilizations-will-be-trapped-on-their-worlds/
#civilization #spaceexploration #space #worlds
https://www.universetoday.com/165903/some-intelligent-civilizations-will-be-trapped-on-their-worlds/
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