The discovery of Titan's atmosphere excites scientists, who believe it could hold the key to life on Earth.
- Titan is the only moon in the Solar System with a dense atmosphere.
- Titan's atmosphere is 98% nitrogen and 1.6% methane.
- By studying Titan, scientists hope to understand how life began on Earth.
- The Cassini satellite was designed to orbit Saturn and take a closer look at Titan.
There's only one moon in the whole Solar System which has a dense atmosphere.
Only one moon aside from our own we've considered important enough to go to - Saturn's largest moon, Titan.
We first encountered Titan in 1980, when Voyager 1 flew by on its mission to tour the entire ...
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