![[Montage of Saturn and some of its satellites]](/planetary/image/saturn_sats_2.jpg)
Mass Radius Mean density Visual geometric albedo
(1020 kg) (km) (kg/m3)
Major Satellites
Mimas (SI) 0.379 209 x 196 x 191 1150 0.6
Enceladus (SII) 1.08 256 x 247 x 245 1610 1.0
Tethys (SIII) 6.18 536 x 528 x 526 960 0.8
Dione (SIV) 11.0 560 1470 0.7
Rhea (SV) 23.1 764 1230 0.7
Titan (SVI) 1,345.5 2,575 1880 0.22
Hyperion (SVII) 0.055 185 x 140 x 113 570 0.3
Iapetus (SVIII) 18.1 718 1090 0.05 / 0.5
Lesser Satellites
Pan (SXVIII, S/1981 S13) 0.00005 13 560 0.5
Daphnis (SXXXV, S/2005 S1) ~3
Atlas (SXV, S/1980 S28) 0.00002 18.5 x 17.2 x 13.5 500 0.8
Prometheus (SXVI, S/1980 S27) 0.0019 74 x 50 x 34 440 0.5
Pandora (SXVII, S/1980 S26) 0.0015 55 x 44 x 31 530 0.7
Epimetheus (SXI, S/1980 S3) 0.0053 69 x 55 x 55 630 0.8
Janus (SX, S/1980 S1) 0.0190 97 x 95 x 77 610 0.9
Methone (SXXXII, S/2004 S1) ~3
Anthe (XLIX, S/2007 S4) ~1
Pallene (SXXXIII, S/2004 S2) ~4
Calypso (SXIV, S/1980 S25) 0.00004 15 x 8 x 8 1000 1.0
Telesto (SXIII, S/1980 S13) 0.00007 15 x 12.5 x 7.5 1000 1.0
Helene (SXII, S/1980 S6) 0.0003 18 x 16 x 15 1500 0.7
Polydeuces (SXXXIV, S/2004 S5) ~4
Kiviuq (SXXIV, S/2000 S5) ~7 0.06
Ijiraq (SXXII, S/2000 S6) ~5 0.06
Phoebe (SIX) 0.083 115 x 110 x 105 1630 0.08
Paaliaq (SXX, S/2000 S2) ~10 0.06
Skathi (SXXVII, S/2000 S8) ~3 0.06
Albiorix (SXXVI, S/2000 S11) ~13 0.06
Bebhionn (XXXVII, S/2004 S11) ~3
Erriapo (SXXVIII, S/2000 S10) ~4 0.06
Siarnaq (SXXIX, S/2000 S3) ~16 0.06
Skoll (XLVII, S/2006 S8) ~3
Tarvos (SXXI, S/2000 S4) ~7 0.06
Tarqeq (SLII, S/2007 S1) ~3
Greip (SLI, S/2006 S4) ~3
Hyrrokkin (SXLIV, S/2004 S19) ~4
Mundilfari (SXXV, S/2000 S9) ~3 0.06
Jarnsaxa (SL, S/2006 S6) ~3
Narvi (SXXXI, S/2003 S1) ~3 0.06
Bergelmir (XXXVIII, S/2004 S15) ~3
Suttungr (SXXIII, S/2000 S12) ~3 0.06
Hati (XLIII, S/2004 S14) ~3
Bestla (SXXXIX, S/2004 S18) ~3
Farbauti (SXL, S/2004 S9) ~3
Thrymr (SXXX, S/2000 S7) ~3 0.06
Aegir (SXXXVI, S/2004 S10) ~3
Kari (SXLV, S/2006 S2) ~3
Fenrir (SXLI, S/2004 S16) ~2
Surtur (SXLVIII, S/2006 S7) ~3
Loge (SXLVI, S/2006 S5) ~3
Ymir (SXIX, S/2000 S1) ~9 0.06
Fornjot (SXLII, S/2004 S8) ~3
Recently Discovered (Unnamed) Satellites
S/2004 S07 ~3
S/2004 S12 ~3
S/2004 S13 ~3
S/2004 S17 ~2
S/2006 S1 ~3
S/2006 S3 ~3
S/2007 S2 ~3
S/2007 S3 ~3
Orbital Rotation
Semimajor axis Period* Period Inclination Eccentricity
(103 km) (Saturnian Radii) (days) (days) (degrees)
Major Satellites
Mimas (SI) 185.52 3.0783 0.9424218 S 1.53 0.0202
Enceladus (SII) 238.02 3.9494 1.370218 S 0.00 0.0045
Tethys (SIII) 294.66 4.8892 1.887802 S 1.86 0.0000
Dione (SIV) 377.40 6.2620 2.736915 S 0.02 0.0022
Rhea (SV) 527.04 8.7449 4.517500 S 0.35 0.0010
Titan (SVI) 1,221.83 20.273 15.945421 S 0.33 0.0292
Hyperion (SVII) 1,481.1 24.575 21.276609 C 0.43 0.1042
Iapetus (SVIII) 3,561.3 59.091 79.330183 S 14.72 0.0283
Lesser Satellites
Pan (SXVIII, S/1981 S13) 133.583 2.2165 0.5750 0.0 0.000
Daphnis (XXXV, S/2005 S1) 136.500 2.26 0.594 0.0 0.000
Atlas (SXV, S/1980 S28) 137.670 2.2820 0.6019 0.3 0.000
Prometheus (SXVI, S/1980 S27) 139.353 2.2843 0.6130 0.0 0.0024
Pandora (SXVII, S/1980 S26) 141.700 2.3512 0.6285 0.0 0.0042
Epimetheus (SXI, S/1980 S3) 151.422 2.5099 0.6942 S 0.34 0.009
Janus (SX, S/1980 S1) 151.472 2.5125 0.6945 S 0.14 0.007
Methone (SXXXII, S/2004 S1) 194 3.22 1.01
Anthe (XLIX, S/2007 S4) 197.7 3.28 1.04 0.1 0.001
Pallene (SXXXIII, S/2004 S2) 211 3.50 1.14
Calypso (SXIV, S/1980 S25) 294.66 4.8892 1.8878 1.473 0.001
Telesto (SXIII, S/1980 S13) 294.66 4.8892 1.8878 1.158 0.001
Helene (SXII, S/1980 S6) 377.40 6.262 2.7369 0.0 0.005
Polydeuces (SXXXIV, S/2004 S5) 377.40 6.26 2.74
Kiviuq (SXXIV, S/2000 S5) 11,110 184. 449 48.7 0.334
Ijiraq (SXXII, S/2000 S6) 11,120 185. 451 49.1 0.316
Phoebe (SIX) 12,944 215. 548R 0.4 174.8 0.164
Paaliaq (SXX, S/2000 S2) 15,200 252. 687 47.2 0.364
Skathi (SXXVII, S/2000 S8) 15,540 258. 728R 148.5 0.270
Albiorix (SXXVI, S/2000 S11) 16,180 268. 783 34.0 0.469
Bebhionn (XXXVII, S/2004 S11) 17,120 284. 835 35.0 0.469
Erriapo (SXXVIII, S/2000 S10) 17,340 288. 871 34.6 0.474
Siarnaq (SXXIX, S/2000 S3) 17,530 291. 896 45.6 0.295
Skoll (XLVII, S/2006 S8) 17,670 293. 878R 161.2 0.464
Tarvos (SXXI, S/2000 S4) 17,980 298. 926 33.8 0.531
Tarqeq (SLII, S/2007 S1) 18,010 299. 888 46.1 0.160
Greip (SLI, S/2006 S4) 18,210 302. 921R 179.8 0.326
Hyrrokkin (SXLIV, S/2004 S19) 18,440 306. 932R 151.4 0.333
Mundilfari (SXXV, S/2000 S9) 18,690 310. 953R 169.4 0.210
Jarnsaxa (SL, S/2006 S6) 18,810 312. 965R 163.3 0.216
Narvi (SXXXI, S/2003 S1) 19,010 315. 1004R 145.8 0.431
Bergelmir (XXXVIII, S/2004 S15) 19,340 321. 1006R 158.5 0.142
Suttungr (SXXIII, S/2000 S12) 19,460 323. 1017R 175.8 0.114
Hati (XLIII, S/2004 S14) 19,860 330. 1039R 165.8 0.372
Bestla (SXXXIX, S/2004 S18) 20,130 334. 1084R 145.2 0.521
Farbauti (SXL, S/2004 S9) 20,390 338. 1086R 156.4 0.206
Thrymr (SXXX, S/2000 S7) 20,470 340. 1094R 175.0 0.470
Aegir (SXXXVI, S/2004 S10) 20,740 344. 1117R 166.7 0.252
Kari (SXLV, S/2006 S2) 22,120 367. 1234R 156.3 0.478
Fenrir (SXLI, S/2004 S16) 22,450 373. 1260R 164.9 0.136
Surtur (SXLVIII, S/2006 S7) 22,710 377. 1298R 177.5 0.451
Ymir (SXIX, S/2000 S1) 23,040 383. 1312R 173.1 0.335
Loge (SXLVI, S/2006 S5) 23,070 383. 1313R 167.9 0.187
Fornjot (SXLII, S/2004 S8) 25,110 417. 1491R 170.4 0.206
Recently Discovered (Unnamed) Satellites
S/2004 S07 21,000 348. 1140R 165.1 0.580
S/2004 S12 19,890 330. 1046R 164.0 0.401
S/2004 S13 18,400 305. 933R 167.4 0.273
S/2004 S17 19,450 323. 986R 166.6 0.259
S/2006 S1 18,980 315. 1015R 154.2 0.130
S/2006 S3 22,100 367. 1227R 150.8 0.471
S/2007 S2 16,730 278. 808R 176.7 0.218
S/2007 S3 18,980 315. 978R 177.2 0.130
*R indicates retrograde motion
Out from the shadows: Two new Saturnian moons
- NASA press release (16 August 2004)
Discovery of two new moons of Saturn announced
- IAU circulars
7545
and
7548
Discovery of four new moons of Saturn announced
- IAU circulars
7538
and
7539
Discovery of two new moons of Saturn announced
- IAU circular 7521
Discovery of four new moons of Saturn announced
- Cornell University Press Release
Ring plane crossings yield no new satellite discoveries
Saturn'S Known Satellites - Carnegie Institution, DTM
Saturn Fact Sheet Saturn Home Page Notes on the Factsheets Directory to other Planetary Fact Sheets![[NASA Logo]](/logo/nasa_logo.gif){kind=logo}
Author/Curator: