Hypothetically Can us humans build an artificial planet? Submitted by prof_chaos7 t3_113v1wk on February 16, 2023 at 4:47 PM in space 39 comments 3
prof_chaos7 OP t1_j8sn289 wrote on February 16, 2023 at 5:50 PM Reply to comment by mikevago in Hypothetically Can us humans build an artificial planet? by prof_chaos7 Nothing wrong in having two earth's! Permalink Parent 1
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