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24 juillet 2023 - 14:12
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Naked Eye Observations: Crash Course Astronomy #2
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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PBS Digital Studios: http://youtube.com/pbsdigitalstudios
Follow Phil on Twitter: https://twitter.com/badastronomer
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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
