Follow the story of Comet ISON — a sungrazer with a potentially deadly fate and on a trajectory to slingshot around the Sun. Premiering Saturday, December 7 at 10PM, the one-hour special presentation features the latest information about this icy rock's journey into the inner solar system. Watch expert analysis from leading scientists, astronomers and amateur stargazers and learn how Comet ISON could be the brightest comet to be observed from Earth - ever - when it approaches the Sun later this month. But one question remains: will it survive its epic journey around the Sun?