NASA plans to launch Space Shuttle Discovery on its final mission today at 4:50 pm from Kennedy Space Center in Florida.  CNN put together this cool video montage of all 132 previous Shuttle Launches.  Read more to see the video.  

In the next several months NASA will wind down its Space Shuttle program, and plans to launch Space Shuttle Endeavour for the final time on April 19th, and Atlantis sometime this summer.