Documentari – Astronomia

[youtubegallery]

http://www.youtube.com/watch?v=P43yRelV1os
http://www.youtube.com/watch?v=6iHFZBvlARA
http://www.youtube.com/watch?v=7o5ZAuL4Hak
http://www.youtube.com/watch?v=JunnhhD_ZAM
http://www.youtube.com/watch?v=6JfLCVksblA
[/youtubegallery]