"The large-scale homogeneity of the universe makes it very difficult to believe that the structure of the universe is determined by anything so peripheral as some complicated molecular structure on a minor planet orbiting a very average star in the outer suburbs of a fairly typical galaxy."

— Steven Hawking

NASA's 50th Anniv

A great review of the history of NASA right from the beginning... Complete with videos, music of the era's and a peak to the futre. Great animation. Prepare to spend a good hour or more reminiscing!

www.nasa.gov/externalflash/50th/main.html