Astronomy Almanac >
 Home         
 Images         
 Questions         
 Almanac         
 Our Universe         
   Planets  
   Moons  
   Constellations  
   Stars  
   Messier Objects  
Galaxies  
   Nebulae  
 History         
   Timelines  
   Astronomers  
   Glossary         
Almanac > Moons

Ananke

Ananke is a moon which orbits the planet Jupiter.
 

 



Ananke

 
 
Fact Sheet

Planet

  Jupiter

Date Discovered

  1951

Discoverer

  Seth Nicholson

Distance From Planet

  21,200,000 km

Mass

  3.82E+16 kg

Revolution Period

  631 days (retrograde)

Orbit Inclination

  147 degrees

Diameter

  20 km

Eccentricity

  0.169

Albedo

  ?

Escape Velocity

  ~0.028 km/s

Temperature

  ~124 K

 
Description

Overview:
Ananke is a satellite which revolves around the planet Jupiter. This moon maintains a mean distance from Jupiter of 21,200,000 km. It takes Ananke 631 days (retrograde) to orbit its planet.

Details:
Ananke is a small moon with a diameter of 20 km. It has an orbital eccentricity of 0.169 and an orbit inclindation of 147 degrees.

Discovery:
Ananke was discovered by Seth Nicholson in 1951.