WORLD CIVILIZATION

Detailed explanation-1: -310 – c. 230 BCE) was an ancient Greek astronomer and mathematician who presented the first known heliocentric model that placed the Sun at the center of the known universe, with the Earth revolving around the Sun once a year and rotating about its axis once a day.

Detailed explanation-2: -Aristarchus was an astronomer and mathematician who was able to see that the Earth revolved around the sun instead of the other way around. He proved his theory through observation and mathematics and was believed by some very educated Greeks. However, he and his work were forgotten during the Middle Ages.

Detailed explanation-3: -Definition. Aristarchus of Samos (l. c. 310-c. 230 BCE) was a Greek astronomer who first proposed a heliocentric model of the universe in which the sun, not the earth, was at the center.

Detailed explanation-4: -Read a brief summary of this topic. Aristarchus of Samos, (born c. 310 bce-died c. 230 bce), Greek astronomer who maintained that Earth rotates on its axis and revolves around the Sun.

Detailed explanation-5: -Aristarchus of Samos was an ancient Greek astronomer and mathematician who presented the first known model that placed the Sun at the center of the known universe with the Earth revolving around it.