Intriguing... should we observe one even as close as 400 parsecs, imagine their possible advanced life form now, more than 12,000yrs later
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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Isn't the house on the wrong side of the sphere?
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You are thinking of a "ringworld" concept. Centrifugal force cannot supply gravity along the full inside of a sphere
End of conversation
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