SCIENCE CHANNEL PREMIERES ALL NEW SPECIAL FOLLOWING SUPER COMET ISON ON ITS MAJESTIC JOURNEY THROUGH OUR SOLAR SYSTEM

--World Premiere Special SUPER COMET ISON 2013 Follows Landmark Celestial Event Featuring Stunning Images from Mars, and Leading Observatories Spanning the Globe -

(Silver Spring, Md.) - A massive glowing "super comet" made its path toward Earth at speeds exceeding 425,000 miles per hour - and Science Channel will air the definitive special chronicling its historic voyage. The world premiere special SUPER COMET ISON 2013 will offer stunning views of the Comet ISON from NASA's Mars Reconnaissance Orbiter and leading observatories across Earth as it completed its 4.5 trillion mile journey which began millions of years ago. SUPER COMET ISON 2013 will premiere on Science Channel on Saturday, December 7 at 10PM ET/PT.

ISON was predicted to be one of the most significant comets in recorded history. SUPER COMET ISON 2013 will tell the entire story in the life cycle of the comet. This special will offer mind-blowing views of historic celestial fireworks with stunning HD images from an interplanetary network of HD cameras headlined by NASA's Goddard Space Center.

For SUPER COMET ISON 2013, Science Channel assembled a star-studded line-up of world-renowned astronomers and astrophysicists to curate coverage of the comets flight. Host Dan Rifkin will guide viewers along ISON's spin around the solar system accompanied by other leading minds including: Dr. Matthew Knight (Comet Scientist, Lowell Observatory), Karl Battams (Astrophysicist, Naval Research Lab), and Dr. Carey Lisse (Sr. Scientist, Johns Hopkins Applied Physics Lab) to name a few.

"There are very few events that create true global moments - happenings that touch every human on Earth and bind us together. The passing of Comet ISON is one of those moments," said Debbie Adler Myers, General Manager and Executive Vice President of Science Channel. "SUPER COMET ISON 2013" combines stunning images from Mars, and all around Earth, with the most credible scientific minds and organizations. We hope everyone will tune into Science Channel to learn about the brilliant journey of this significant scientific event."

SUPERCOMET ISON 2013 is produced for Science Channel by Discovery Canada. For Science Channel Joshua C. Berkley is Executive Producer and Debbie Adler Myers is General Manager and Executive Vice President.

About Science Channel.

Science Channel, a division of Discovery Communications, Inc. (Nasdaq: DISCA, DISCB, DISCK), is home for the thought provocateur, the individual who is unafraid to ask the killer questions of "how" and "why not." The network is a playground for those with audacious intellects and features programming willing to go beyond imagination to explore the unknown. Guided by curiosity, SCIENCE looks for innovation in mysterious new worlds as well as in its own backyard. SCIENCE and the SCIENCE HD simulcast reach more than 74 million U.S. households. The network also features high-traffic online and social media destinations, including ScienceChannel.com, facebook.com/Science Channel and twitter.com/Science Channel.

About Discovery Communications

Discovery Communications (Nasdaq: DISCA, DISCB, DISCK) is the world's #1 nonfiction media company reaching more than 1.5 billion cumulative subscribers in 210 countries and territories. Discovery is dedicated to satisfying curiosity through 130-plus worldwide television networks, led by Discovery Channel, TLC, Animal Planet, Science and Investigation Discovery, as well as US joint venture networks OWN: Oprah Winfrey Network, The Hub and 3net, the first 24-hour 3D network. Discovery also is a leading provider of educational products and services to schools and owns and operates a diversified portfolio of digital media services, including HowStuffWorks.com. For more information, please visit www.discoverycommunications.com.