Astronomy vs Astrology
Astrology and astronomy are the concepts related to the universe; both words containing "Astro." In the early ages of human civilization astrology and astronomy were used indistinguishably. However, with the creation of the scientific method, they gradually separated until eventually, they became independent.
Astronomy studies everything involving the physical universe as a whole. The physical universe entails galaxies, planets, stars, asteroids, moons, and the properties of relationships of those celestial bodies. An astronomer- a scientist who studies astronomy; base their studies on research and observation.
Astrology is the belief in the positioning of the stars & planets affecting the way life happens on the blue Earth.