Every 12 years Jupiter returns to the same position in the sky; every 370 days it disappears in the fire of the Sun in the evening to the west, 30 days later it reappears in the morning to the east...[Observation… — Gan De Copy Share Image
![“Every 12 years Jupiter returns to the same position in the sky; every 370 days it disappears in the fire of the Sun in the evening to the west, 30 days later it reappears in the morning to the east...[Observation in 4th century B.C.]” quote by Gan De](https://sms4smile.com/quotes/img-quotes/404/gan-de-83528_century_every-12-years-jupiter-returns-to-the-sa_2452563.jpg)