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April 1, 2024
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New timeline .1
Created by
tyson
⟶ Updated 3 Aug 2017 ⟶
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Events
John Couch Adams - discovered Neptune
Willam Herschel discovered Uranus
Clyde Tombaugh discovered Pluto
Pioneer 10 becomes the first spacecraft to leave the solar system
Galileo Galilei observes the mood of Jupiter
The International Astronomical Union rules that Pluto is not a planet
Willam Herschel constructs the first map of the milky way galaxy
Aristarchus proposes a heliocentric (Sun-centred) model of the universe that is widely ignored
Giordano Bruno is burnt at the stake. One of his crimes was promoting the heliocentic models of the universe.
Planet-sized objects Eris, Haumea and make are discovered in the Kuiper Belt.