Astronomy

Definition

Astronomy is the scientific study of celestial objects such as stars, planets, galaxies, and other phenomena in outer space. It involves observing these objects through telescopes and analyzing data to understand their properties and behavior.

Related terms

Astrophysics: Astrophysics combines principles from physics with astronomy to study the physical properties (such as temperature or composition) and behavior (such as gravity or radiation) of celestial objects.

Cosmology: Cosmology is the study of the origin, evolution, structure, and ultimate fate of the universe as a whole. It explores questions about how the universe began and what its future might hold.

Planetary Science: Planetary science focuses specifically on studying planets within our solar system, including their formation, composition, atmospheres, and potential for supporting life.