👉 Zenocentric is a concept in astronomy, specifically used to describe the position of the Sun and other celestial bodies in relation to the Earth. It was first proposed by astronomer Isaac Newton in his Principia Mathematica in 1687. The Zenocentric Position refers to the angle at which the Sun is positioned with respect to the Earth when it appears to be directly overhead, or Zenithally. This position of the Sun and other celestial bodies around us is known as the