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Olbers’s Paradox (cont'd.)
Olbers’s Paradox (cont'd.)
4. An expanding universe had to have a beginning. This finite age for the universe means that we cannot see any objects beyond the limits of the observable universe, since light from beyond these limits did not have enough time to reach us.
5. Also, due to the expansion of the universe, light from distant galaxies is redshifted and thus loses energy.