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Larissa


Larissa is the fifth of Neptune's satellites.


Orbital Distance:   73,600 km (circular orbit)
Eccentricity:       0.000
Local Year:         0.554 days (13h 18m 0s)
Orbital Velocity:   9.732 km/s
Inclination:        0°
Local Day:          0.554 days (13h 18m 0s)
Axial Tilt:         n/a

Diameter:           192 km
Composition:        Rock and Ice
Density:            2.52 g/cm3
Mass:               9.33 x 1015 tonnes (1.6/million earths)
Gravity:            0.007 G
Escape Velocity:    0.114 km/s
Area:               116,000 km2
Surface Material:   Dark soil and ice
Atmosphere:         None
Pressure:           None
Albedo:             0.06
Temperature:        ???°C

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