Discoveries
About him
Misc
100

Who presented the first heliocentric model

Aristarchus

200

The island he was born on

Island of samos

300

What mathematical theorem could be applied to determine the distance from the sun to the earth

The Pythagorean Theorem 
400

His prefered approach to astronomy

Mathematical

400

Name of improved sundial he may have invented

Skaphe or Scaphion

500

The formula he used to determine the ratio of the sun and moons distance from the earth

β=rM/rS

500

His ideas couldn't be confirmed until the time of...

Isaac Newton