Back to Show
Crash Course Astronomy
Life in the Universe: Crash Course Astronomy #46
Season 1
Episode 46
Here it is, folks: the end. In our final episode of Crash Course Astronomy, Phil gives the course a send off with a look at some of his favorite topics and the big questions that Astronomy allows us to ask.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By

9:57
Phil takes a look at the explosive history of our cosmic backyard.

9:46
What is the relationship between tides and gravity?

9:41
Phil looks at how gravity plays out across the universe.

11:59
Today Phil explains how telescopes work

10:10
"But what about eclipses!?"

9:45
Phil takes you through the cause and name of the Moon's phases.

9:28
Take a look at the cyclical phenomena that we can see at work in the universe.

11:16
Take a look at all the incredible things you can see with your naked eye.

12:11
Get to know host Phil Plait and begin with answering a simple question: what is astronomy?