News: Iwatchonline alternative domain

We follow the odyssey of a comet as it sails through space, watching every move as it evolves from a chunk of ice and rock into an active nucleus engulfed in a gaseous haze. What we learn is a revelation; comets are even more mysterious than we imagined.

Episode Title: Comets - Frozen Wanderers
Airs: 2012-08-15 at 08:00 pm