Did you smile for Cassini? StarTalk Radio host Neil deGrasse Tyson and Carolyn Porco, leader of the Cassini Imaging Team, explore the significance of the images of Saturn and Earth taken by the Cassini spacecraft. Discover why she considers these photos the greatest thing she has ever done, and her inspiration behind the legendary scene. If you enjoyed this StarTalk SoundBite, be sure to hear the full interview here: http://www.startalkradio.net/show/madame-saturn-a-conversation-with-carolyn-porco-part-2/