Descripción de THE SAGAN SERIES (part 4) - Per Aspera Ad Astra:

https://www.facebook.com/thesaganseries The Sagan Series is an educational project working in hopes of promoting scientific literacy in the general population. Created by @ReidGower http://twitter.com/reidgower Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use. All copyrighted materials contained herein belong to their respective copyright holders, I do not claim ownership over any of these materials. I realize no profit, monetary or otherwise, from the exhibition of these videos. Please note, this is an UNOFFICIAL NASA ad. Credits Sufjan Stevens - Redford - http://itunes.apple.com/us/album/greetings-from-michigan-the/id327920307 Carl Sagan - The Pale Blue Dot http://en.wikipedia.org/wiki/Pale_Blue_Dot NASA - https://www.facebook.com/NASA YouTube "Challenger Accident Investigation" - http://www.youtube.com/watch?v=MKG4bvZGWag BBC Last Flight of Spaceshuttle Columbia http://www.youtube.com/watch?v=Do8TyMtgzso YouTube "Mars Rover (MER): Fifth Anniversary Video" http://www.youtube.com/watch?v=5olRGQ4kfno BBC Planet Earth http://en.wikipedia.org/wiki/Planet_Earth_(TV_series) BBC The Great Rift http://www.bbc.co.uk/programmes/b00mfldk When We Left Earth http://en.wikipedia.org/wiki/When_We_Left_Earth:_The_NASA_Missions IMAX Hubble http://www.imax.com/hubble/ IMAX Blue Planet http://en.wikipedia.org/wiki/The_Blue_Planet