Paper: astro-ph/0605175
Date: Mon, 8 May 2006 17:32:32 GMT (6kb)
Title: Coincidence of Universe age in $\Lambda$CDM and Milne cosmologies
Authors: M. Kutschera, M. Dyrda
Comments: 2 pages, 1 figure, submitted to MNRAS
\\
The age of the Universe in the $\Lambda$CDM cosmology with
$\Omega_{matter}=0.26$ and $\Omega_{\Lambda}=0.74$ is the same as in the Milne
cosmology which correspods to an almost empty universe. In both cases it is a
reciprocal Hubble constant, $1/H_0$, that for now preferred value $H_0=71
km/s/Mpc$ is 13.7 billion years. The most curious coincidence is that at the
present time, in the $\Lambda$CDM model the decelerated expansion is exactly
compensated by the accelerated expansion, as if the Universe coast for 13.7
billion years.
\\ ( http://arXiv.org/abs/astro-ph/0605175 , 6kb)
Space/Science » in reply to Why the cosmological constant is small and positive
Coincidence of Universe age in $\Lambda$CDM and Milne cosmologies
The whole thread (12 posts)
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