A proof that ancient Igbo people had a tremendous knowledge of the night sky. The zodiac houses in Igbo are as follows: Obi Mbu (the primordial cosmic house), Obi Chukwu (the cosmic house of the great Chi), Obi Anwu (the cosmic house of the sun), Obi Onwa (the cosmic house of the moon), Obi Ikenga (the cosmic house of the ram), Obi Atu (the cosmic house of the bull), Obi Agwu (the cosmic house of the twins), Obi Okala/Okara (the cosmic house of crab), Obi Agu/Awolo Ofu (the cosmic house of the ancient Leopard), Obi Uto (the cosmic house of the maiden), Obi Udene (the cosmic house of the Vulture of equilibrium), Obi Aka Ete (the cosmic house of the priest queen of the sea), Obi Ogba Uta (the cosmic house of the archer), Obi Ele (the cosmic house of the antelope), Obi Eneke (the cosmic house of the Swift bird), and Obi Owumowu (the cosmic house of the priest-king of the sea).