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139,000 BCE
Big Bang
(13.9 billion years ago) the universe exploded and created stars which were able to create our solar system/ everything else in the universe. -
Period: 139,000 BCE to 137,000 BCE
Large Scale
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137,000 BCE
Stars Light Up
(13.7 billion years ago) Stars formed from the elements brought from the big bang, gravity and irregularities in matter. -
Period: 4000 BCE to
Small Scale
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276 BCE
Eratosthenes
Made first measurement of the size of Earth -
85
Ptolemy
Discovered Geocentric View -
1473
Copernicus
Discovered Heliocentric View -
1546
Brahe
Known for accurate and comprehensive astronomical observations -
1561
Bacon
Father of Empiricism and contributed in Scientific Method. -
1564
Galileo
Observed Jupiter's moons. -
1571
Kepler
Known for his laws for planetary motion -
Descartes
First modern philosopher and Cartesian Skepticism was named after Descartes -
Locke
Believed all man was created equal and born as a tabula rasa. -
Newton
Created physics, gravity and made laws of motion. -
Curie
Discovers radium and polonium and created x-rays. -
Leavitt
Made devices to measure light which allowed for the measurement of distance between our planets. -
Wegener
Discovered how all land were once one and split apart called Pangea -
Mendeleev
Created the periodic table and predicted for more elements to be discovered. -
Hubble
Discovered that the universe is still expanding. -
Hess
Made the theory of Plate Tectonics.