Adrastea
Jupiter 515 Adrastea
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Mean radius
- 8.2 km
- GM
- 0.00014 km³/s²
- Density
- 0.9018 g/cm³
Source:NASA JPL Solar System Dynamics · checked 2026-11-02 ↗
Orbit
- Semi-major axis
- 129,000 km
- Eccentricity
- 0
- Inclination
- 0°
- Orbital period
- 0.29826 days
- Retrograde
- No
Source:NASA JPL Solar System Dynamics · checked 2026-11-02 ↗
Related
Parent body
In everyday life
- About 16 km across — 4.1% of the 400 km Seoul–Busan expressway.
- One orbit takes about 7.2 hours — more than 3.4 orbits a day.
- About 129,000 km from Jupiter on average — 323 drives along the 400 km Seoul–Busan expressway.