Definition: Big Bang Theory; An astronomy theory that says the Universe began with a super-powerful explosion. Georges-Henri Lemaitre is called by some, the father of the Big Bang Theory.
See Also: Big Bang Theory
Big Bang Theory
From Nick Greene, former About.com Guide
Big Bang Theory Books
The Big Bang TheoryBig BangBig Bang: The Origins Of The Universe
Big Bang Theory Related Resources
Return to About Astronomy & Space Online DictionaryGeorges-Henri Lemaitre BiographyThe Big Bang Theory
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