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15 Dec 2017
Nicholas Copernicus theory about the plants revolving around the sun was proven right.
Anaxagoras discovered the sun to be a star.
Aristarchus theorized that the earth revolves around the sun.
Galileo discovers the moons craters using a telescope.
Neil Armstrong and Edwin Aldrin walked the moon.
Russia lands on venus.
Asaph Hall discovers mars
Scientist discovers the rings around Jupiter.
Some scientists believe there might be a plant nine.
Galileo Galilei discovers the Milky Way galaxy.
Guessing around 2017 is a field full of galaxies. The Hubble deep field.
Messier discovers stars, galaxies and nebulas.
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