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Dione
Orbit data - Object data - Mythology - Links Go to the bottom of the page
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Photo of the satellite Dione of the planet Saturn
Dione   Saturn IV

Hide this area Orbit data
Mean distance from the planet Saturn 377.400 km
Orbital period around the planet Saturn (sideric) 2,737 d
Mean orbital velocity 10,03 km/s
Orbital inclination 0,02 °
Eccentricity of the orbit around the planet Saturn 0,0022
Hide this area Object data
Discovered by Giovanni Domenico Cassini 1684
Mass 1,10 × 1021 kg
Equatorial radius 560 km
Mean density 1,49 g/cm³
Escape velocity 0,500 km/s
Surface force of gravity 0,223 m/s²
Rotational period (synchronous) 2,737 d
Mean surface temperature 86,5 K
Albedo 0,7
Apparent magnitude + 10,4 mvis
Hide this area Mythology

According to certain traditions, the goddess or Titaness Dione became by Zeus the mother of Aphrodite. Actually, her name is a feminine form of Zeus (dios). The name is occasionally also used for Aphrodite herself.

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File icon NASA/JPL (Voyager 1) - Saturn with Tethys and Dione
Link to the page "Views of the Solar System"
File icon NASA (Voyager 2) - The Saturn System
© Calvin J. Hamilton ("Views of the Solar System")
File icon NASA (Voyager 1) - Color Composite of Dione
© Calvin J. Hamilton ("Views of the Solar System")
File icon NASA (Voyager 1) - Trailing Hemisphere of Dione
© Calvin J. Hamilton ("Views of the Solar System")
File icon NASA (Voyager 1) - Orthographic Projection of Dione
© Calvin J. Hamilton ("Views of the Solar System")
File icon Welcome to the Planets
Online version of the "Planetary Data System Educational CD-ROM"
File icon A Multimedia Tour of the Solar System - The Nine Planets
© William A. Arnett
© 2017 by Bernd Onasch - Imprint Go to the top of the page
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