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At the age of 11, Imam Sadiq (a.s.) refuted the theory that the sun, moon and the planets rotated around the earth. He said that the sun, during its course round the earth, passes through the 12 constellations in one year and remains in each constellation for 30 days, so why does it then disappear from sight during the night. It should remain visible in each constellation for 30 days.
Ptolemy* theory said that the sun has two movements. One of its movements is that it crosses the sign of the