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24 juillet 2023 - 14:12
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Mercury: Crash Course Astronomy #13
Mercury is the closest planet to the sun. It has no atmosphere and is, as such, covered in craters. It's also incredibly hot but, surprisingly, has water ice hiding beneath its surface.
Check out the Crash Course Astronomy solar system poster here: http://store.dftba.com/products/crashcourse-astronomy-poster
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Chapters:
Introduction: Mercury 00:00
Mercury's Orbit 1:21
Mercury's Rotation - 2:3 Orbit Ratio 2:45
A Weird Day on Mercury 4:34
Mercury's Craters 5:42
Mercury's Internal Structure 7:00
Deep Crater Water Ice on Mercury 8:39
Review 9:33
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PBS Digital Studios: http://youtube.com/pbsdigitalstudios
Follow Phil on Twitter: https://twitter.com/badastronomer
Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse
Want to find Crash Course elsewhere on the internet?
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PHOTOS/VIDEOS
Mercury relief in Olomouc: http://commons.wikimedia.org/wiki/File:Mercury_relief_in_Olomouc.jpg [credit: Michal Maňas]
Mercury: Phil Plait
Mercury in color: http://en.wikipedia.org/wiki/File:Mercury_in_color_c1000_700_430.png [credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington]
Earth Based View of Mercury: http://airandspace.si.edu/explore-and-learn/multimedia/detail.cfm?id=3726 [credit: Catalina Observatory]
Caloris Basin: http://apod.nasa.gov/apod/image/1503/PIA19216MessengerCaloris.jpg [credit: NASA, Johns Hopkins Univ. APL, Arizona State U., CIW]
MESSENGER photos:
http://messenger.jhuapl.edu/gallery/sciencePhotos/pics/EW1010234404_500_web.jpg
http://messenger.jhuapl.edu/gallery/sciencePhotos/pics/EN0108830230M.jpg
http://messenger.jhuapl.edu/gallery/sciencePhotos/pics/EW0224377798G.nomap.png
[credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington]
Mercury’s core: http://astrosun2.astro.cornell.edu/~jlm/out/Mercury/mercury_NSF_printsize.jpg [credit: Nicolle Rager Fuller, National Science Foundation]
Mercury’s Ice Lockers: http://svs.gsfc.nasa.gov/cgi-bin/details.cgi?aid=11184 [credit: NASA Goddard Space Flight Center/Massachusetts Institute of Technology/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington]
Mercury’s Tail: http://geeked.gsfc.nasa.gov/wp-content/uploads/2011/03/Mercury_exosphere_600-full.jpg [credit: NASA]
