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Astronomy
Category:
Andere
Wurde aktualisiert:
10 Dez 2018
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289
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Created by
rhiannon ho
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Italian Unification
By
rhiannon ho
7 Mär 2018
0
0
390
Ereignisse
Aristarchus proposes heliocentric system
Isaac Newton expains gravity
William Herschel discovers uranus
Friedrich Bassel discovers parrallax
John Couch Adams discovers Neptune
Georges Lemaitre proposes big bang
edwin hubble finds evidence of the galaxy expanding
clyde tombaugh disovers pluto
Arno Penzias and rober wilson discover cosmic micorwave background radiation
International astronomical union declares pluto is not a planet
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