Visual Timeline: Astronomy

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Legend:

310 BCE 300 BCE 290 BCE 280 BCE 270 BCE 260 BCE 250 BCE 240 BCE 230 BCE 220 BCE 210 BCE 200 BCE 190 BCE 180 BCE 170 BCE 160 BCE 150 BCE 140 BCE 130 BCE 120 BCE  
 
 
310 BCE - 290 BCE: Life of Greek astronomer and mathematician Aristarchus of Samos.
 
 
190 BCE - 120 BCE: Life of Hipparchus of Nicea, an ancient Greek mathematician, astronomer and geographer, regarded by many historians as a scientist of the highest quality and possibly the greatest astronomical genius among ancient Greeks.
 
 
 
310 BCE 290 BCE 270 BCE 250 BCE 230 BCE 210 BCE 190 BCE 170 BCE 150 BCE