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From: ethan@utastro.UUCP (Ethan Vishniac)
Newsgroups: net.astro.expert
Subject: Re: Where's the center of the universe?
Message-ID: <117@utastro.UUCP>
Date: Tue, 21-May-85 16:46:15 EDT
Article-I.D.: utastro.117
Posted: Tue May 21 16:46:15 1985
Date-Received: Fri, 24-May-85 20:48:55 EDT
References: <1544@amdahl.UUCP>
Distribution: net
Organization: U. Texas, Astronomy, Austin, TX
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> If the Universe is expanding from a common point, where is that
> point?  In particular, in what area of our sky is the direction
> of this point?
> -- 
> Gordon A. Moffett               ...!{ihnp4,cbosgd,sun}!amdahl!gam

The universe is expanding, but the center of expansion is not uniquely
defined.  The idealized models of the universe (Friedman models) are
spherically symmetric around any arbitrary point.

"Don't argue with a fool.      Ethan Vishniac
 Borrow his money."            {charm,ut-sally,ut-ngp,noao}!utastro!ethan
                               Department of Astronomy
                               University of Texas