23 avr. 368 av. J.-C. - The Greek philosopher Heraclides
Description:
proposes that the apparent daily motion of the stars is created by the rotation of the Earth on its axis once a day, and that the Sun annually circles a central Earth, while the other planets orbit the Sun (a geocentric model with heliocentric aspects)Ajouté au bande de temps:
Date:
23 avr. 368 av. J.-C.
Maintenaint
~ Il y a 2394 ans
