Ganymede
Jupiter 503 Ganymede
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Mean radius
- 2,631.2 km
- GM
- 9,887.8328 km³/s²
- Density
- 1.9416 g/cm³
Source:NASA JPL Solar System Dynamics · checked 2026-11-02 ↗
Orbit
- Semi-major axis
- 1,070,400 km
- Eccentricity
- 0.001
- Inclination
- 0.2°
- Orbital period
- 7.1556 days
- Retrograde
- No
Source:NASA JPL Solar System Dynamics · checked 2026-11-02 ↗
Related
Parent body
In everyday life
- Its diameter is about 41% of Earth's (radius 2,631 km ÷ Earth's 6,371 km).
- One orbit takes about 7.2 Earth days.
- About 1,070,400 km from Jupiter on average — 2,676 drives along the 400 km Seoul–Busan expressway.