Introduction to Astronomy: Crash Course Astronomy #1
Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, Phil Plait. We begin with ...
What is the study of planet and stars?
Astronomy is a natural science. It is the study of everything outside the atmosphere of Earth. It studies celestial objects (such as stars, galaxies, planets, moons,…)