astromers

ARISTOTLE

• thought planets/stars were perfect spheres
• bealived in expermenting in every way
• started his own school
• first to study planets
• first to study animals

ARISTARCUS

• thought earth was center of unervise
• thought planets revoled around the sun
• helped understand motion of planets
• did lots of experments

PTOLEMY

• helped get a sphere on a sheet of paper
• the almagest
• the tetrabibious
• geography

COPERNICUS

• helped understand the sun is the center of the system
• helped go to space
• observed the movement of planets
• made the x\y axis

KEPLER

• key figure in the 17th centery
• law of plantary motion
• created a foundation for isaac newton laws
• improved the retraction telascope
• did foundation work in the feild of optics

GALIO GALILRI

• insparation for life
• learned about heaven and beyond
• used the telascope
• a genius for his observations