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Belgian priest and astronomer Georges LemaƮtre was the first person to propose a theory of the expansion of the Universe, which became known as the Big Bang theory.

Big Bang - Wikipedia

en.wikipedia.org/wiki/Big_Bang

The Big Bang theory is the prevailing cosmological model for the universe from the earliest ..... Their discovery provided substantial confirmation of the big-bang predictions by Alpher, Herman and ...

Big Bang Theory

www.big-bang-theory.com/

Big Bang Theory - Concise synopsis of the big bang theory's background, ... Penzias and Wilson shared in the 1978 Nobel Prize for Physics for their discovery.

What Is the Big Bang Theory? - Space.com

www.space.com/25126-big-bang-theory.html

Jun 22, 2015 ... The Big Bang Theory is the leading explanation about how the ... Alpher and other scientists in 1948, but was found only by accident almost 20 ...

The Big Bang | Science Mission Directorate

science.nasa.gov/astrophysics/focus-areas/what-powered-the-big-bang

The mathematical underpinnings of the Big Bang theory include Albert Einstein's general theory of ... Those same photons - the afterglow of the Big Bang known as cosmic background radiation - can be observed today. ... Date, Discovery.

Origins of the Universe, Big Bang Theory Information, Big Bang ...

science.nationalgeographic.com/science/space/universe/origins-universe-article/

The glow of cosmic microwave background radiation, which is found throughout the ... The big bang theory leaves several major questions unanswered. One is ...

Georges Lemaître - Important Scientists - The Physics of the Universe

www.physicsoftheuniverse.com/scientists_lemaitre.html

... what was to become known as the Big Bang theory of the origin of the universe , ... In 1927, he discovered a family of solutions to Einstein's field equations of ...

Big Bang Theory: Evolution of Our Universe - Universe Today

www.universetoday.com/54756/what-is-the-big-bang-theory/

Dec 18, 2015 ... The Big Bang Theory explains how the Universe has evolved over last ... And by 1929, Hubble discovered a correlation between distance and ...

A Science Odyssey: People and Discoveries: Big bang theory is ...

www.pbs.org/wgbh/aso/databank/entries/dp27bi.html

People and Discoveries. Big bang theory is introduced ... of LeMaitre's 1927 theory. But LeMaitre used Hubble's dramatic discovery as evidence for his theory.

The Expanding Universe/Big Bang Theory of Georges Lemaître

www.decodedscience.org/georges-lemaitre-discovered-the-expansion-of-the-universe/5588

Nov 15, 2011 ... In 1927, Belgian priest and physicist Georges Lemaître made what is perhaps the greatest discovery in modern cosmology — our universe is ...