The Antikythera mechanism (also known as the Antikythera Device), dated to the late 2nd century/early 1st century BCE (roughly 205-60 BCE) is understood as the world's first analog computer, created to accurately calculate the position of the sun, moon, and planets. #History #GreekScience #GreekAstronomy #HistoryFacts https://www.worldhistory.org/Antikythera_Mechanism/

Hellenistic astrology encompassed various forms of divination in Greece and the Mediterranean , all linked to the observation of astronomical phenomena. https://www.worldhistory.org/Hellenistic_Astrology/ #GreekAstronomy #History

Eratosthenes (l. c. 276-195 BCE) was a Greek astronomer, geographer, mathematician, and poet best known for being the first to calculate the circumference of the earth and its axial tilt. He is also recognized for his mathematical innovation, the Sieve of Eratosthenes, which identified prime numbers, and his position as head of the Library at Alexandria.
https://www.worldhistory.org/Eratosthenes/ #Eratosthenes #GreekAstronomy #GreekMathematics

Eratosthenes (l. c. 276-195 BCE) was a Greek astronomer, geographer, mathematician, and poet best known for being the first to calculate the circumference of the earth and its axial tilt. He is also recognized for his mathematical innovation, the Sieve of Eratosthenes, which identified prime numbers, and his position as head of the Library at Alexandria.
https://www.worldhistory.org/Eratosthenes/ #Eratosthenes #GreekAstronomy #GreekMathematics