Definition: "Maeanian" is a term that refers to a specific type of ancient Greek philosopher and astronomer who lived in Athens during the 5th century BC. Maenius is also known as Menaechmus, an early Christian theologian, and the son of Mena, who was one of the first Christians. Maeanus is often referred to as the "father of astronomy" due to his contributions to the study of celestial bodies such as the Sun, Moon, planets,