User:The Singing Badger/Saturn's moons

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Name (spheroidal moons in bold)

(Pronunciation key)

Diameter (km) Mean orbital
radius (km)
Orbital period (d) Position Discovered
XVIII Pan pan' 20 (equator) 133,583 0.576(1) in Encke Division 1990
XXXV Daphnis daf'-nis ~7 136,505(8) 0.59537(1) in Keeler Gap 2005
XV Atlas at'-lus 33 (37 × 34 × 27) 137,670 0.603(1) outer A Ring shepherd 1980
XVI Prometheus proe-mee'-thee-us 106 (148 × 100 × 68) 139,350 0.614(1) inner F Ring shepherds 1980
  S/2004 S 6(2)   ~5 140,000 0.61 2004
  S/2004 S 4(2)   ~5 140,100 0.619(1) 2004
  S/2004 S 3   ~5 140,580 0.62095 outer F Ring Shepherds 2004
XVII Pandora pan-dor'-a 87 (110 × 88 × 62) 141,520 (3) 0.6285(7) 1980
XI Epimetheus ep'-i-mee'-thee-us 119 (138 × 110 × 110) 151,422(7) 0.6956(1) co-orbitals 1980
X Janus jay'-nus 179 (194 × 190 × 154) 151,472(7) 0.6960(1) 1966
I Mimas mye'-mus 397 (418 × 392 × 383) 185,404(3) 0.942422(4)   1789
XXXII Methone me-thoe'-nee 3 194,000 1.01(1)   2004
XXXIII Pallene pa-lee'-nee 4 211,000 1.14(1)   2004
II Enceladus en-sel'-a-dus 499 (512 × 494 × 489) 237,950(3) 1.370218(4) In the thick of E ring 1789
XIII Telesto te-les'-toe 23 (30 × 25 × 15) 294,619(3) 1.887802(4) leading Tethys trojan 1980
III Tethys tee'-this 1060 (1072 × 1056 × 1052)   1684
XIV Calypso ka-lip'-soe 21 (30 × 16 × 16) trailing Tethys trojan 1980
XII Helene hel'-e-nee 33 (36 × 32 × 30) 377,396(3) 2.736915(4) leading Dione trojan 1980
IV Dione dye-oe'-nee 1118   1684
XXXIV Polydeuces pol'-ee-dew'-seez 13 trailing Dione trojan 2004
V Rhea ree'-a 1528 527,108(5) 4.518212(5)   1672
VI Titan tye'-tun 5151 1,221,930(3) 15.94542   1655
VII Hyperion hye-peer'-ee-on 292 (360 × 280 × 225) 1,481,010(3) 21.27661   1848
VIII Iapetus eye-ap'-i-tus 1436 3,560,820 79.3215(1)   1671
XXIV Kiviuq kee'-vee-oek ~16 11,333,200(5) 450.444(5) Inuit group 2000
XXII Ijiraq ee'-ye-raak ~12 11,372,000(5) 452.760(5) 2000
IX Phoebe fee'-bee 220 (230 × 220 × 210) 12,944,300 -549.834(1,6) Norse group 1899
XX Paaliaq paw'-lee-aak ~22 14,923,800(5) 680.667(5) Inuit group 2000
XXVII Skathi skaadh'-ee ~8 15,576,200(5) -725.784(4,6) Norse (Skathi) Group 2000
XXVI Albiorix al'-bee-or'-iks ~32 16,401,600(5) 784.226(5) Gallic group 2000
  S/2004 S 11 - ~6 16,898,400(5) 820.130(5) Inuit group 2004
XXVIII Erriapo err'-ee-ap'-oe ~10 17,408,700(5) 857.556(5) Gallic group 2000
XXIX Siarnaq see'-ar-naak ~40 17,905,700(5) 894.542(5) Inuit group 2000
  S/2004 S 13 - ~6 18,056,300(5) -905.848(4,6) Norse group 2004
XXI Tarvos tar'-vus ~15 18,160,200(5) 913.685(5) Gallic group 2000
XXV Mundilfari moon'-dil-fair'-ee ~7 18,360,100(5) -928.806(4,6) Norse group 2000
  S/2004 S 17 - ~4 19,099,200(5) -985.453(4,6) 2004
XXXI Narvi nar'-vee ~7 19,370,700(5) -1006.541(4,6) 2003
  S/2004 S 15 - ~6 19,372,200(5) -1006.659(4,6) Norse (Skathi) group 2004
  S/2004 S 10 - ~6 19,618,400(5) -1025.908(4,6) Norse group 2004
XXIII Suttungr soot'-oong-ur ~7 19,666,700(5) -1029.703(4,6) 2000
  S/2004 S 12 - ~5 19,905,900(5) -1048.541(4,6) Norse group 2004
  S/2004 S 18 - ~7 19,958,700(5) -1052.722(4,6) Norse (Skathi) group 2004
  S/2004 S 9 - ~5 20,290,800(5) -1079.099(4,6) Norse (Skathi) group 2004
  S/2004 S 14 - ~6 20,303,300(5) -1080.099(4,6) Norse group 2004
  S/2004 S 7 - ~6 20,576,700(5) -1101.989(4,6) 2004
XXX Thrymr thrim'-ur ~7 20,810,300(5) -1120.809(4,6) 2000
  S/2004 S 16 - ~4 22,610,700(5) -1269.362(4,6) 2004
XIX Ymir ee'-mur ~18 23,174,600(5) -1317.137(4,6) 2000
  S/2004 S 8 - ~6 23,608,900(5) -1354.342(4,6) 2004
  • (1) Computed from the semi-major axis using the IAU-MPC Natural Satellites Ephemeris Service µ value
  • (2) It is not yet clear if these are real satellites or merely persistent clumps within the F Ring
  • (3) Computed from the period using the IAU-MPC Natural Satellites Ephemeris Service µ value
  • (4) Source: NASA
  • (5) Source: IAU-MPC Natural Satellites Ephemeris Service
  • (6) Negative orbital periods indicate a retrograde orbit around Saturn (opposite to the planet's rotation)
  • (7) Source: NASA/JPL
  • (8) Source: [1]