Ananke
Moon· orbits Jupiter
Ananke is a moon orbiting Jupiter.
Open in 3D viewSee Ananke in the live, interactive 3D map
Key facts
Radius
10 km
1% of our Moon's radius
Orbit around Jupiter
620 Earth days
1.70 Earth years
Science
Physical
- Radius
- 10 km · 1% of our Moon's radius
- JPL Horizons OBJ_DATA (reported mean radius)
Orbit around Jupiter
- Distance from Jupiter
- 0.14 AU
- From JPL orbital elements
- Orbital period
- 1.70 years
- From JPL orbital elements
- Eccentricity
- 0.1595
- From JPL orbital elements
- Inclination to the J2000 equator
- 136.95 °
- From JPL orbital elements
Radiation & temperature
- Insolation
- 0.0344 S⊕ · 3% of the sunlight Earth receives
- Computed from the distance to the Sun (inverse-square; Earth's sunlight = 1), before any atmosphere.
Discovery & history
- By
- S.B. Nicholson
Ananke was discovered in 1951 by S.B. Nicholson. Jupiter's moons are named after lovers, daughters and descendants of the god Jupiter (the Greek Zeus). Beyond its discovery and naming, little more about it has been individually recorded.
Images
No resolved image of this moon has been released: telescopes and passing spacecraft have recorded it only as a faint point of light.