The earliest astrologers imagined that the earth was the center of the universe and that the planets and stars were locked in a series of progressively larger celestial spheres that rotated around the earth.
كما اعتقدوا ان الشمس تجوب السماء عبر النجوم والكوكبات وفق مسار محدد يستغرق سنة كاملة .‏