Dione
Saturn 604 Dione
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Mean radius
- 561.4 km
- GM
- 73.1161 km³/s²
- Density
- 1.4781 g/cm³
Source:NASA JPL Solar System Dynamics · checked 2026-11-02 ↗
Orbit
- Semi-major axis
- 377,700 km
- Eccentricity
- 0.002
- Inclination
- 0°
- Orbital period
- 2.7369 days
- Retrograde
- No
Source:NASA JPL Solar System Dynamics · checked 2026-11-02 ↗
Related
Parent body
In everyday life
- Its diameter is about 9% of Earth's (radius 561 km ÷ Earth's 6,371 km).
- One orbit takes about 2.7 Earth days.
- About 377,700 km from Saturn on average — 944 drives along the 400 km Seoul–Busan expressway.