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Re: Background radiation - from where??Posted by mathman on January 12, 2003 at 12:29:08: In Reply to: Background radiation - from where?? posted by Joachim on January 12, 2003 at 09:38:46:
The background radiation we see now is that which was present 300000 years after the big bang (about 13 billion years ago). We see it now because that is how long it took to reach us. The current temperature is the result of expansion.
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