| Titan | |
|---|---|
 | |
| Description | |
| Satellite of | Saturn |
| Orbital period | 16 days |
| Diameter: | 5,151 km |
| Radius: | 2,576 km |
| Discovered | March 25, 1655 |
| Discoverer(s) | Christiaan Huygens |
Titan is the largest moon of Saturn. It is the only moon known to have a dense atmosphere, and the only object in space, other than Earth, where clear evidence of stable bodies of surface liquid has been found.