Our galaxy is surrounded in a spherical halo (what are the odds of that to
be naturally occuring?) of dark massive objects. The sphere is apparently
at least a million light years wide.
Jim Fehlinger wrote:
> Damien Broderick wrote:
> > >Charles Lineweaver of the University of NSW school of
> > > physics has calculated that the average rocky planet must
> > > have formed 1.8 billion years before our world appeared, give
> > > or take 900 million years.
> > http://www.theage.com.au/news/2001/01/12/FFX1JOZATHC.html
> Well, that's certainly a more entertaining hypothesis than the opposite
> one -- that our world may be the only, or among the first, to develop
> A two-billion-year head start would be enough time for a signal from a
> really bright (**really** bright) extraterrestrial radio station to have
> here even from other galaxies -- say, from one of the sixteen galaxies
> the Virgo Cluster (about 60,000,000 light years away).
> So maybe SETI@home will tune in a repeating broadcast of "Singularity
> Dummies" after all. In fact, I think the Virgo Cluster is in their
> search area -- they have used it for position checking. See:
> Jim F.
-- Brian Atkins Director, Singularity Institute for Artificial Intelligence http://www.singinst.org/
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