1. Astronomy – A Study of “Our Space”

2. What is Astronomy?
The branch of physics that studies celestial bodies and the universe as a whole.

3. What is Astronomy?
The scientific study of the universe and the objects in it, including stars, planets, nebulae, and galaxies.
Astronomy deals with the position, size, motion, composition, energy, and evolution of celestial objects.
Astronomers analyze not only visible light but also radio waves, x-rays, and other ranges of radiation that come from sources outside the Earth's atmosphere.