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 answering a question: “What is astronomy?“ -- Table of Contents: What is Astronomy? 3:00 Who Studies Astronomy? 3:50 Origins & Developments 6:52 -- PBS Digital Studios: Follow Phil on Twitter: Want to find Crash Course elsewhere on the internet? Facebook -