Quote:
On 2003-02-14 13:29, traztx wrote:
Or do you mean they are 10 billion lights years away and 10 billion years ago?
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They are the same thing, as far as we know - unless matter at some point in the past travelled faster than light for a significant period of time, or unless, as some fringe arguments state, the speed of light has changed significantly over the history of the universe.