-
found out the size of the earth through mathematical equations, this was important because it showed just how big our earth was
-
believed that the earth was in the center of the universe, turns out his theory was wrong
-
said that the earth makes a full rotation daily and revolves around the sun annually, this is important because people now knew that a year is one rotation around the sun
-
during his time people believed earth was in the center and the sun rotated around us, Tycho proved this theory wrong. this discovery was important because people realized earth wasnt in the cetner
-
Keplerian Telescope was developed also known as a refracting telescope, this was important because it let him view objects in space and was one of the first telescopes
-
Most known for his law of gravitation which was important and figuring out why planets revolve around the sun
-
came up with the theory of relativity, this was important because it showed no matter if the speed of light is in a vacuum at which the observer travels