S1E3
The Thin Blue Line
Wonders of the Solar System
calendar_todayMar 21, 2010
schedule59 min
star8.0
Brian reveals how something as flimsy as an atmosphere can create some of the most wondrous sights in the solar system. He takes a ride to the top of earth's atmosphere, and in the Namib desert, he tells how Mercury lost its atmosphere.
broadcast_on_home Networks
BBC Two