The celestial sphere is all of the stars visual to us here on Earth. The celestial sphere has been studied and interpreted through history. Many different ancient civilizations based much of their religion on heavenly objects. For the Ancient Egyptians, the sun was under the control of their strongest god, Rahotep. For the ancient Greeks, the goddess Artemis brought the blessings of the hunt to her followers. The constellations have been used to guide wayward seamen on a quest to find lands uncharted and guide slaves towards the freedom never before known. Even now, many associate the