Hudson’s Ancient Astronomers Timeline - Ms. Reysz
EratosthenesHe discovered “Earth’s axis” in 85 CE.
It was important due to the use of measurements. He also discovered “Earth’s circumference”.
Claudius PtolemyHe discovered longitudes and latitudes in 150 CE.
This was important due to maps being used and kept for directions. He also discovered planets that revolve around our Earth.
Nicolaus CopernicusHe discovered “heliocentric system” in 1508.
It was important due to the motions of its system. He also discovered “Sun center theory”.
Tycho BraheInvention 1: He discovered “C/1590 El” in 1590.
It was important due to the invention of steel quadrant. Invention 2: He also discovered “new star Cassiopeia”.
Johannes KeplerHe discovered Mars was the ellipse in 1601.
This was important due to “Kepler’s Laws of Planetary Motion”. He also discovered all other planets can travel as an ellipse around our Sun.
Isaac NewtonHe discovered ‘calculus’ in 1665.
This was important due to the mathematical theorm people would have to learn and study. He also discovered “theory of universal gravity”.
Albert EinsteinHe discovered the equation “E = mc^2” in 1905.
This was important due to the understanding the similarity of energy and mass. He also discovered “theory of relativity”.