User contributions for 87.244.97.152

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8 February 2014

  • 23:3823:38, 8 February 2014 diff hist −64 Planck mass →Significance: an extended object (which is a subjective description in any case) can have ANY mass - if it's big enough (so density remains low) it won't collapse into a black hole. c.f. Himiko (Lyman Alpha Blob) - possibly 40 billion solar masses
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