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Ananke





One of the largest of the outer irregular satellites of Jupiter.


discovery 1951, by Seth Barnes Nicholson
semimajor axis 21,455,000 km (13,334,000 miles)
diameter 28 km (17 miles)
mean density 2.6 g/cm3
escape velocity 0.017 km/s (61 km/h, 38 mph)
orbital period -642.02 days (retrograde)
orbital eccentricity 0.345
orbital inclination 151.56°


Related entry

   • Jupiter, moons


Related category

   • PLANETS AND MOONS