Titan

Titan (moon)

•  Titan (or Saturn VI) is the largest moon of Saturn

•   It is the only natural satellite known to have a dense atmosphere

•   It is the second-largest moon in the Solar System, after Jupiter's moon Ganymede

•  Titan was the first known moon of Saturn

•  Discovered by Christiaan Huygens

•  Discovery date March 25, 1655

Size comparison: Titan in infrared (lower left) with the Moon and Earth (top and right)