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Aristotle creates the idea of a geocentric universe
(Real date; ???? B.C.) -
Ancient Egyptians invent the 365-day calendar
(Real date; 2730 B.C.) -
Ptolemy makes the geocentric belief go mainstream
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Copernicus believes in a helio-centric universe
(If the Date is 1 Jan, i don't know the exact day and/or month -
Hans Lippershey invents the very first telescope
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Galileo introduces the telescpoe
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Newton discovers Gravity and Inertia
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William Herschel discovers Uranus
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First stellar interfereometer
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Edwin Hubble discovers Hubbles Law, meaning the Universe grows daily
(Day and Month Unkown -
Soviet Union launches the Sputnik 1, it is the first artificial satilite
launched -
Sputnik 2 has a dog named Laika (Muttnik) and is the first iving being in space
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First American Satelite is launched
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NASA is founded
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Soviet Union launches Luna 1, and discovers the moon has no magnetic field
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Luna 2 Crashes into the moon and is the first lunar "landing"
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Luna 3 sends photos of the Moon to Earth
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A chimpanzee named Ham is in Earths orbit
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Yuri Gagarin is the first human in space
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Alan Shepard is the first human in space
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Alexey Leonov is the first person to walk in space
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The first Ameriscan walks in Space
(Day Unkown) -
The mariner 4 orbits Mars
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Satr Trek televison series debuts
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The Venera 4 lands on Venus
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The Apollo 8 is the first manned mission to orbit the moon
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The Apollo 11 lands men on the moon
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The Pioneer 10 is launched and gets the closest to Jupiter on Dec 4, 1973
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The Viking lands on Mars
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Voyager 1 explores Jupiter
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The first Transisting exoplanet is observed
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Pluto is actually a dwarf planet
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International space station is launched