So you are saying the mass of the universe is infinite.

On Sat, Jan 17, 2009 at 4:40 PM, A. Wolf <a.lup...@gmail.com> wrote:

>
> > Yes, but space may be simply the coordinate system in which matter and
> > energy move. Even if the coordinate system is infinite, it doesn't matter
> > because the particles' occupy a finite (but growing) part of it.
>
> I don't think your conceptualization of an expanding universe is correct.
> No currently accepted model of the universe consists of a bunch of
> centrally-located matter with "empty space" surrounding it, and it's easy
> to
> see why: we can see the big bang (or at least, the moment when light
> decoupled from matter) from every direction in the sky.  This means that
> there is no center to the universe.  Matter is fairly uniformly distributed
> throughout the universe, and the universe is either finite but unbounded,
> or
> (as measurement of the CBR supports) infinite in both size /and/ content.
>
> So there is no "center" to the universe from which things are expanding
> into
> empty space.  Rather, everything is moving away from everything else.
> Evidence suggests there's an infinite amount of stuff out there, either
> way,
> because careful measurements of the visible universe show zero curvature as
> far back as is possible to see.
>
> Anna
>
>
> >
>

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