with 4 episodes premiered on December 3, 2005

with 14 episodes premiered on May 29, 2007

An exhilarating voyage through the cosmos, from the farthest planets and stars in our solar system, back to the familiar face of our moon. Witness the sun's birth at the dawn of our solar system, and… see more

with 18 episodes premiered on November 27, 2007

with 12 episodes premiered on November 11, 2008

with 12 episodes premiered on August 18, 2009

with 8 episodes premiered on July 29, 2010

with 7 episodes premiered on October 25, 2011

with 7 episodes premiered on April 29, 2012

with 4 episodes premiered on March 1, 2014

with 6 episodes premiered on April 18, 2015