Jupiter's Natural Satellites

As of January 2011, Jupiter has 50 official (named) satellites.

There are 13 additional moons which have been proposed for Jupiter based on observations. However, they have not yet been confirmed nor named.

The current official list of Moons of Jupiter is given in the Table below.

Name Diameter Distance from Jupiter
Metis 44 km 128,100 km
Adrastea 16 km 128,900 km
Amalthea 168 km 181,400 km
Thebe 98 km 221,900 km
Io 3,643 km 421,800 km
Europa 3,122 km 671,100 km
Ganymede 5,262 km 1,070,400 km
Callisto 4,821 km 1,882,700 km
Themisto 9 km 7,507,000 km
Leda 18 km 11,165,000 km
Himalia 184 km 11,461,000 km
Lysithea 38 km 11,717,000 km
Elara 78 km 11,741,000 km
Carpo 3 km 16,989,000 km
Euporie 2 km 19,302,000 km
Orthosie 2 km 20,721,000 km
Euanthe 3 km 20,799,000 km
Thyone 4 km 20,940,000 km
Mneme 2 km 21,069,000 km
Harpalyke 4 km 21,105,000 km
Hermippe 4 km 21,131,000 km
Praxidike 7 km 21,147,000 km
Thelxinoe 2 km 21,162,000 km
Iocaste 5 km 21,269,000 km
Ananke 28 km 21,276,000 km
Arche 3 km 22,931,000 km
Pasithee 2 km 23,096,000 km
Herse 2 km 23,097,000 km
Chaldene 4 km 23,179,000 km
Kale 2 km 23,217,000 km
Isonoe 4 km 23,217,000 km
Aitne 3 km 23,231,000 km
Erinome 3 km 23,279,000 km
Taygete 5 km 23,336,000 km
Carme 46 km 23,404,000 km
Kalyke 5 km 23,583,000 km
Eukelade 4 km 23,661,000 km
Kallichore 2 km 24,043,000 km
Helike 4 km 21,263,000 km
Eurydome 3 km 22,865,000 km
Autonoe 4 km 23,039,000 km
Sponde 2 km 23,487,000 km
Pasiphae 58 km 23,624,000 km
Megaclite 6 km 23,806,000 km
Sinope 38 km 23,939,000 km
Hegemone 3 km 23,947,000 km
Aoede 4 km 23,981,000 km
Callirrhoe 7 km 24,102,000 km
Cyllene 2 km 24,349,000 km
Kore 2 km 24,543,000 km

The StarChild site is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA/ GSFC.

StarChild Authors: The StarChild Team
StarChild Graphics & Music: Acknowledgments
StarChild Project Leader: Dr. Laura A. Whitlock
Curator:Meredith Gibb
Responsible NASA Official: Phil Newman
If you have comments or questions about the StarChild site, please send them to us.