Probably, his parents had taught him names for the great constellations and what they knew about the laws that governed the movement of the constellations through the sky.
گذشته از این ،‏ مردم زمان باستان از حرکات منظم این صورتهای فلکی برای مشخص کردن تغییر فصول استفاده می‌کردند .‏