text: Titan\nTitan is the largest moon of Saturn, and the second largest in the Solar System. \n\n\nTable of Titan Facts \nDiscovered by Christiaan Huygens \nYear of Discovery 1655 \nOrbit (mean distance from Saturn) 1 221 850 km  \nOrbital eccentricity 0.0292 \nOrbital inclination 0.33°  \nEquatorial Diameter 5150 km \nMass 1.345 x 1023 kg \nMean Density (water = 1000) 1881 kgm-3 \nRotational Period 15 days 22 hours \nOrbital Period 15 days 22 hours