Carl Sagan Day!
Carl Sagan was a Professor of Astronomy and Space Science and Director of the Laboratory for Planetary Studies at Cornell University. He served as an advisor and consultant to NASA and played a major role in the establishment of SETI (Search for Extraterrestrial Intelligence). He was a Pulitzer Prize-winning author and most familiar to the public through his COSMOS series on PBS, which has now been broadcast in more than 60 countries and seen by more than 500 million people. In addition to numerous awards, recognitions, and honorary degress for his outstanding contributions to science, Sagan is acknowledged as one of the most effective public faces of astronomy and space science throughout the world.