newwedmommyoxx8ej newwedmommyoxx8ej

11-05-2018
Physics

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because the universe is expanding what happena to light from other galaxies as it reaches earth

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nelmaratre nelmaratre

18-05-2018

no matter what galaxy you happen to be in all the other galaxies our universe the region around Earth from which light has had time to reach us

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