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255 BCE
Eratosthenes
Eratosthenes figured out the circumference of the earth this is important because Nasa uses this info everyday. -
Period: 150 BCE to 151 BCE
Claudius Ptolemy
He made a set of geographical coordinates, the coordinates are used on a map digitally in modern technology -
1508
Nicolaus Copernicus
Nicolaus discovered the Heliocentric System in the early 15 hundreds, this is important because the Heliocentric system is still used today. -
Tycho Brache
Tycho discovered the phases of Venus. The phases of Venus is still studied today -
Johannes Kepler
He helped Tycho with his discoveries which is important because we still study his discoveries everyday. -
Sir Isaac Newton
He Invented the reflecting telescope which is still used today as modern technology -
Albert Einstien
Albert discovered the photoelectric effect, the photoelectric effect is used everyday.