The Big Bang
The Big Bang is the explanation for how the Universe started.
Astronomers think that everything started in a single point. Then everything expanded and stretched to grow into the huge Universe we see today.
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The Universe
Cosmology is the study of the Universe. It doesn't look at small objects, like stars or planets. It investigates the Universe on a large scale.
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by NASA/ESA/G. Illingworth/D. Magee/P. Oesch (University of California, Santa Cruz)/R. Bouwens (Leiden University)/HUDF09 Team
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Edwin Hubble
Occupation
Astronomer, Cosmologist
Year born
1889
Research Areas
Galaxies, Extra-galactic astronomy, Observational cosmology
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by Encyclopædia Britannica
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