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'''Aristarchus''' (310-230 BC) was a [[Greece|Greek]] [[astronomy|astronomer]] who proposed that the [[sun]] is at the center of the [[universe]].

'''Aristarchus''' (310-230 BC) was a [[Greece|Greek]] [[astronomy|astronomer]] who realized that the [[sun]] was larger than the [[earth]].  He was reported by [[Archimedes]] to have taught that the earth orbited a motionless sun<ref>The New American Desk Encyclopedia, Penguin Group, 1989</ref>, and that the sun is at the center of the [[universe]].