_______ is the scientific study of physical nature of stars, galaxies and the universe.

Astrophysics (C): Astrophysics is the department of astronomy that offers with the physical houses and processes of celestial items and the universe as a whole. Astronomy (A): This is the broader have a look at of celestial objects, not specifically their physical nature. Geophysics (B): This involves reading Earth’s bodily residences. Agronomy (D): This is the technological know-how of soil management and crop production.