Naked Eye Observations: Crash Course Astronomy #2

2015-01-22

[public] 1.63M views, 36.9K likes, 282 dislikes audio only

Today on Crash Course Astronomy, Phil invites you to head outside and take a look at all the incredible things you can see with your naked eye.

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

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Chapters:

Introduction: Naked Eye Observations 00:00

Classifying Stars by Magnitude 2:08

Star Colors 2:24

Constellations 3:09

Names of Stars 4:34

Light Pollution 5:16

Why Do Stars Twinkle? 6:40

Naked-Eye Planets 7:07

The Sky's Motion 7:25

Which Stars Can We See? 9:34

Review 10:30

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PHOTOS

http://www.eso.org/public/images/potw1333a/

http://commons.wikimedia.org/wiki/File:3_Solar_Interstellar_Neighborhood_(ELitU).png

http://www.spacetelescope.org/images/heic0206j/

http://www.spacetelescope.org/images/heic0720c/

http://upload.wikimedia.org/wikipedia/commons/3/36/Orion_tjt.jpg

http://hubblesite.org/newscenter/archive/releases/1996/04

http://en.wikipedia.org/wiki/Delphinus#mediaviewer/File:Delphinus_IAU.svg

http://en.wikipedia.org/wiki/Scorpius#mediaviewer/File:Sidney_Hall_-_Urania%27s_Mirror_-_Scorpio.jpg

http://en.wikipedia.org/wiki/Category:Pisces_(constellation)#mediaviewer/File:Pisces_constellation_map.png

http://en.wikipedia.org/wiki/Alpha_Cancri#mediaviewer/File:Cancer_constellation_map.png

http://en.wikipedia.org/wiki/GLOBE_at_Night#mediaviewer/File:Light_pollution_It%27s_not_pretty.jpg

http://solarsystem.nasa.gov/multimedia/display.cfm?IM_ID=7543

http://photojournal.jpl.nasa.gov/catalog/PIA00104

http://www.esa.int/spaceinimages/Images/2007/02/True-colour_image_of_Mars_seen_by_OSIRIS

http://photojournal.jpl.nasa.gov/jpeg/PIA04866.jpg

http://photojournal.jpl.nasa.gov/catalog/PIA06193

http://commons.wikimedia.org/wiki/File:Star_Trails_over_the_VLT_in_Paranal.jpg

http://imgsrc.hubblesite.org/hu/db/images/hs-2006-02-a-print.jpg

http://en.wikipedia.org/wiki/Circumpolar_star#mediaviewer/File:Circumpolar_AZ81.jpg