The Universe Season 7 Episode 6
Ride the Comet
A comet travels to the sun from the outer reaches of the solar system.
7 - 7When Space Changed HistoryJun. 17, 2012- 7 - 6Ride the CometJun. 10, 2012
- 7 - 5Microscopic UniverseJun. 03, 2012
- 7 - 4Deep FreezeMay. 20, 2012
- 7 - 3Our Place in the Milky WayMay. 13, 2012
- 7 - 2Alien SoundsMay. 06, 2012
- 7 - 1How Big, How Far, How FastApr. 29, 2012
