Dione (Satellite of Saturn)

Full size image of Dione (69 KB.)

Constants

•  Mean Radius:               560 km

•  Mass:                      0.000176 (Earth=1)

•  Density:                   1.44 (g/cm^3)

•  Gravity:                   0.023 (Earth=1)

•  Orbit Period:              2.737 (Earth days)

•  Rotation Period:           2.737 (Earth days)

•  Semimajor Axis of Orbit:   377,420 km

•  Eccentricity of Orbit:     0.002

Dione Nomenclature

Official names of features on Dione as approved by the International Astronomical Union.

Saturn Satellites Voyager Mosaics

Global image maps of Dione and other Saturnian satellites created from Voyager imagery.