science - Timeline

Aristotle escribes the geocentric (Earth-centred) model of the universe.

Aristarchus proposes heliocentric model of the universe

Ferdinand Magellan is the fir european to observe magellanic clouds

Ptolemy refines geocentric model of the universe

Kelper publishes Astronomia Nova

Nicholas copernicus publishes a paper that presents the helioentric model

Isaac Newton publishes Astronomia

Georges Lemaitre proposes the Big Bang thoery

Edwin Hubble discovers evidence of an expanding universe, which supports the big band model

Fred Hoyle uses the term 'Big Bang' for the first time