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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> extropy-chat-bounces@lists.extropy.org [mailto:extropy-chat-bounces@lists.extropy.org] <b>On Behalf Of </b>Tomaz Kristan<br><b>Sent:</b> Monday, December 31, 2012 4:09 AM<br><b>To:</b> ExI chat list<br><b>Subject:</b> Re: [ExI] Expansion of the Universe<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal style='margin-bottom:12.0pt'>><span style='color:#1F497D'>>…</span> We probably want to *stop* the galaxy as it arrives<span style='color:#1F497D'>…</span><o:p></o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Why? <o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='color:#1F497D'>>…</span>Don't worry! It will be stopped with the galaxy coming from the opposite direction<span style='color:#1F497D'>…<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Not really. Galaxies are such diaphanous objects that two galaxies can pass right through each other with a high likelihood of zero actual stellar collisions. Of course the gravity causes stars to go flying all over the place, but that might be a good thing.<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>For a long time I hoped the universe might be closed by the mass of individual stars that went flying into intergalactic space from early interactions of galaxies, individual stars that we had no means to detect. So Perlmutter’s accelerating inflation idea was very disappointing.<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>spike<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p></div><div><p class=MsoNormal>In the case of the eternal inflation we should consider this very seriously. Building a hyper-massive black hole here.<o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><br>> or maybe the Great Attractor is actually our local dark-matter powered supercivilization?<o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'>It is a small probability for that, but not entirely impossible. In the case of an artificial attractor detected, it would maybe be the best strategy to go there. With the local Virgo-Coma supercluster, of course.<br><br><o:p></o:p></p></div></div></div></body></html>