Titan the largest moon of Saturn


Discovered by Christiaan Huygens in March 25, 1655

Titan is also known as Saturn VI

Orbital characteristics are:
Periapsis 1,186,680 km
Apoapsis 1,257,060 km
Semi-major axis 1,221,870 km
Eccentricity 0.0288
Orbital period 15.945 days
Inclination 0.34854 ° (to Saturn's equator)

Physical characteristics:
Mean radius 2,576±2 km (0.404 Earths)
Surface area 8.3×107 km2
Volume 7.16×1010 km3 (0.066 Earths)
Mass 1.3452±0.0002×1023 kg (0.0225 Earths)
Mean density 1.8798±0.0044 g/cm3
Equatorial surface gravity 1.352 m/s2 (0.14 g)
Escape velocity 2.639 km/s
Rotation period Synchronous
Axial tilt Zero
Albedo 0.22
Temperature 93.7 K (−179.5 °C)
Apparent magnitude 8.2 to 9.0

Atmosphere:
Surface pressure 146.7 kPa
Composition Variable
Stratosphere:
98.4% nitrogen (N2),
1.4% methane (CH4);
Lower troposphere:
95% N2, 4.9% CH4

| la 3:22 PM

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