Re: adapting to an open universe

From: Damien Broderick (damien@ariel.ucs.unimelb.edu.au)
Date: Mon Jan 19 1998 - 04:02:27 MST


At 05:05 PM 1/18/98 +0000, Nick Bostrom wrote:

>if d is big enough, then by the time the probes have traveled 10% of
>the way, the remaining 90% will have grown larger than the original
>100%, due to the expansion of space inbetween. So if that expansion
>rate settles down to a constant, then there must be a sphere centered
>around Earth such that nothing that is outside of that sphere can
>*ever* affect Earth, even if it travels with the speed of light.

I believe you have just reinvented the canonical explanation for Olbers'
Paradox.

Damien Broderrick



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