AJensen89 Posted November 26, 2020 Report Share Posted November 26, 2020 Just imagine how big the universe is. And how much has not yet been studied in this area. It is possible that all non-earthly civilizations have not even originated yet or have long since died. In this video, the approximate scale of the universe https://www.youtube.com/watch?v=Iy7NzjCmUf0 Quote Link to comment Share on other sites More sharing options...
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