Planetary Systems Beyond The Sun (Part 4/6)

Name: Planetary Systems Beyond The Sun (Part 4/6)
Uploaded: 2010-09-10T17:18:45+00:00
Duration: 9 min 55 s
Channel: Carl Sagan
Description: http://www.CarlSaganVideos.com <br /><br />Carl Sagan Planets Christmas Lectures: Planetary Systems Beyond The Sun (Part 4/6)

Carl Sagan

http://www.CarlSaganVideos.com   Carl Sagan Planets Christmas Lectures: Planetary Systems Beyond The Sun (Part 4/6)

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