XCR1250 Posted October 18, 2021 Share Posted October 18, 2021 https://bigthink.com/starts-with-a-bang/universes-galaxies-unreachable/ Quote Link to comment Share on other sites More sharing options...
Platinum Contributing Member Highmark Posted October 18, 2021 Platinum Contributing Member Share Posted October 18, 2021 Simply put we've never been visited by extra terrestrials. Quote Link to comment Share on other sites More sharing options...
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