2010-04-12
[public] 163K views, 1.84K likes, 25.0 dislikes audio only
The red planet Mars has two moons (Phobos and Deimos) and some of the most interesting features in the Solar System, including the towering volcano Olympus Mons. More physics and astronomy at http://www.sixtysymbols.com/
With Amanda Bauer and Mike Merrifield