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Ananke

Moon of Jupiter

Entitymoon of Jupiter irregular moonQ16960

Also known as Jupiter XII

Instance of: moon of Jupiter
, irregular moon

Overview

From Wikipedia, the free encyclopedia · Read full article · Text CC BY-SA 4.0

Ananke, also known as Jupiter XII, is a natural satellite or moon of Jupiter. It is one of Jupiter's irregular moons, which orbit far from the planet on highly inclined and eccentric orbits. Ananke was discovered by Seth Barnes Nicholson at Mount Wilson Observatory in 1951.

Overview

All data

20 statements · 20% with external sources · numbers in brackets are citations

Orbits: Jupiter
Discovered: September 28, 1951
Discovered by: Seth Barnes Nicholson
Eccentricity: 0.24
Named after: Ananke
Semi-major axis: 20.4M km
Apparent magnitude: 18.75
Mass: 30 exagram
1
Sources
1.ssd.jpl.nasa.gov/?sat_phys_parRetrieved 2020-09-05
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9 identifiers linking Ananke across the web's reference databases

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20%

externally sourced

Source last edited August 21, 2026. AIDB refreshes this page daily.

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AIDB. (2026). Ananke (Q16960). Retrieved from https://aidb.si/e/ananke-Q16960