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Posted by Richard Ruquist on March 27, 2002 14:39:34 UTC

If you were able to see a star 15 billion light-years away, then the actual location of that star at the present time is about 45 billion light-years from here due to the expansion of the universe for the last 15 billion years.

A recent book "The Cosmos at Midnight" by Coswell has tables of actual versus seen locations of stars. I just happen to remember this one

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