Ananke ("a NANG kee") is one of Jupiter's moons.
It was discovered by Seth Barnes Nicholson at Lick Observatory in 1951 and is named after the mother of Adrastea, by Jupiter.
- Orbital radius: 21,200,000 km
- diameter: 30 km
- mass: 3.82*1016 kg
- Orbital period: 617 days
- Orbital inclination: 147°