Moon Phases Explained 🌙 | Crash Course Astronomy #4

In this episode of Crash Course Astronomy, Phil takes you through the cause and name of the Moon's phases.

Check out the Crash Course Astronomy solar system poster here: http://store.dftba.com/products/crashcourse-astronomy-poster

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Chapters:
Why does the Moon Have Phases? 00:00
New Moon 2:26
Waxing Crescent 4:17
First Quarter 4:35
Waxing Gibbous 5:15
Full Moon 5:32
Waning Gibbous, Third Quarter, and Waning Crescent 6:26
Earthshine 7:20
Review 8:58

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PHOTOS
http://en.wikipedia.org/wiki/Moon#mediaviewer/File:FullMoon2010.jpg
https://solarsystem.nasa.gov/multimedia/display.cfm?IM_ID=1879
http://svs.gsfc.nasa.gov/vis/a000000/a004200/a004236/frames/730x730_1x1_30p/moon.0505.jpg
http://svs.gsfc.nasa.gov/vis/a000000/a004200/a004236/frames/730x730_1x1_30p/moon.0553.jpg
http://svs.gsfc.nasa.gov/vis/a000000/a004200/a004236/frames/730x730_1x1_30p/moon.0634.jpg
http://svs.gsfc.nasa.gov/vis/a000000/a004200/a004236/frames/730x730_1x1_30p/moon.0706.jpg
http://svs.gsfc.nasa.gov/vis/a000000/a004200/a004236/frames/730x730_1x1_30p/moon.0809.jpg
http://svs.gsfc.nasa.gov/vis/a000000/a004200/a004236/frames/730x730_1x1_30p/moon.0905.jpg
http://svs.gsfc.nasa.gov/vis/a000000/a004200/a004236/frames/730x730_1x1_30p/moon.1011.jpg
http://svs.gsfc.nasa.gov/vis/a000000/a004200/a004236/frames/730x730_1x1_30p/moon.1145.jpg
http://en.wikipedia.org/wiki/Moon#mediaviewer/File:NASA-Apollo8-Dec24-Earthrise.jpg
http://global.jaxa.jp/press/2008/04/img/20080411_kaguya_01l.jpg
http://global.jaxa.jp/press/2008/04/20080411_kaguya_e.html
http://www.esa.int/Our_Activities/Operations/First_view_of_Earth_as_Rosetta_approaches_home
http://commons.wikimedia.org/wiki/File:Sachin_Nigam_-_starry_moon_%28by-sa%29.jpg
https://www.flickr.com/photos/badastronomy/14397419837/