Posidonius(135–51? Bce) Posidonius of Apameia, the Stoic philosopher, was famous in his own time and continued to influence writers into the first and second centuries CE. Soon after, his writings seem to have been lost, and even his name is...

Posidonius [addendum] Modern study of Posidonius has been transformed since the mid-1960s by the collection of ancient evidence compiled by Ludwig Edelstein and Ian G. Kidd (1972), and minutely analyzed by Kidd (1988, 1999), which contains only texts...

c. 135-c. 51 B.C. Stoic philosopher and astronomer who improved on Hipparchus's (c. 170-c. 120 B.C.) estimate of Earth's distance to the Sun. He also disagreed with Eratosthenes's (c. 276-c. 294 B.C.) excellent calculation of...

Posidonius (Greek: Ποσειδώνιος / Poseidonios) "of Apameia" (ὁ Απαμεύς) or "of Rhodes" (ὁ Ρόδιος) (ca. 135 BCE - 51 BCE), was a Greek[1] Stoic[2] philosopher, politician, astronomer, geographer, historian and teacher native to...