Comments on My Journey Around The U.S.A

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I have pondered that myself! I think it will occur when we have a grasp of the dimensions! The travel time now is not conducive to setting up housing on other planets. I would think it would be an artificial world with all things in a biosphere of sorts! Probably many centuries away! sam

posted by sam444 on January 26, 2009 at 7:39 AM | link to this | reply