Edwin Hubble Biography - What is Edwin Hubble most famous for?
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Hubble's Revolution | How the Universe Works
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Edwin Hubble - History channel
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Edwin Hubble, influyente astrónomo
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The Exploration Of Space - Dr Edwin P. Hubble [ HD ]
Edwin Powell Hubble was an American astronomer. He played a crucial role in establishing the fields of extragalactic astronomy and observational cosmology and is regarded as one of the most important astronomers of all time.