Skip Navigation

Planetary Satellite Discovery Circumstances

The tables below show the discovery circumstances of planetary satellites and satellites of Pluto officially recognized by the International Astronomical Union (IAU). A total of 289 planetary satellites (including those of Pluto but not Earth) are represented below. References are listed where known (see bottom of page for more details on references).

IAU
number		 IAU
name		 provisional
designation		 year
discovered		  
discoverer(s)/spacecraft mission		 references
Satellites of Mars: 2
I Phobos 1877 A. Hall IAU WGPSN
II Deimos 1877 A. Hall IAU WGPSN
Satellites of Jupiter: 95
I Io 1610 Galileo IAU WGPSN
II Europa 1610 Galileo IAU WGPSN
III Ganymede 1610 Galileo IAU WGPSN
IV Callisto 1610 Galileo IAU WGPSN
V Amalthea 1892 E.E. Barnard IAU WGPSN
VI Himalia 1904 C.D. Perrine IAU WGPSN
VII Elara 1905 C.D. Perrine IAU WGPSN
VIII Pasiphae 1908 P.J. Melotte IAU WGPSN
IX Sinope 1914 S.B. Nicholson IAU WGPSN
X Lysithea 1938 S.B. Nicholson IAU WGPSN
XI Carme 1938 S.B. Nicholson IAU WGPSN
XII Ananke 1951 S.B. Nicholson IAU WGPSN
XIII Leda 1974 C.T. Kowal IAU WGPSN
XIV Thebe S/1979 J2 1979 Voyager Science Team IAU WGPSN
XV Adrastea S/1979 J1 1979 Voyager Science Team IAU WGPSN
XVI Metis S/1979 J3 1979 Voyager Science Team IAU WGPSN
XVII Callirrhoe S/1999 J1 1999 J.V. Scotti, T.B. Spahr, R.S. McMillan, J.A. Larsen, J. Montani, A.E. Gleason, T. Gehrels IAUC 7460
XVIII Themisto S/1975 J1 = S/2000 J1 1975, 2000 C.T. Kowal, E. Roemer (1975), S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier (2000) IAUC 7525
XIX Megaclite S/2000 J8 2000 S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier IAUC 7555
XX Taygete S/2000 J9 2000 S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier IAUC 7555
XXI Chaldene S/2000 J10 2000 S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier IAUC 7555
XXII Harpalyke S/2000 J5 2000 S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier IAUC 7555
XXIII Kalyke S/2000 J2 2000 S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier IAUC 7555
XXIV Iocaste S/2000 J3 2000 S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier IAUC 7555
XXV Erinome S/2000 J4 2000 S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier IAUC 7555
XXVI Isonoe S/2000 J6 2000 S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier IAUC 7555
XXVII Praxidike S/2000 J7 2000 S.S. Sheppard, D.C. Jewitt, Y.R. Fernandez, G. Magnier IAUC 7555
XXVIII Autonoe S/2001 J1 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXIX Thyone S/2001 J2 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXX Hermippe S/2001 J3 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXXI Aitne S/2001 J11 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXXII Eurydome S/2001 J4 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXXIII Euanthe S/2001 J7 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXXIV Euporie S/2001 J10 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXXV Orthosie S/2001 J9 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXXVI Sponde S/2001 J5 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXXVII Kale S/2001 J8 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXXVIII Pasithee S/2001 J6 2001 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2002-J54
XXXIX Hegemone S/2003 J8 2003 S.S. Sheppard IAUC 8088
XL Mneme S/2003 J21 2003 B. Gladman, L. Allen IAUC 8138
XLI Aoede S/2003 J7 2003 S.S. Sheppard IAUC 8087
XLII Thelxinoe S/2003 J22 2003 S.S. Sheppard IAUC 8276
XLIII Arche S/2002 J1 2002 S.S. Sheppard IAUC 8035
XLIV Kallichore S/2003 J11 2003 S.S. Sheppard IAUC 8089
XLV Helike S/2003 J6 2003 S.S. Sheppard IAUC 8087
XLVI Carpo S/2003 J20 2003 S.S. Sheppard IAUC 8125
XLVII Eukelade S/2003 J1 2003 S.S. Sheppard IAUC 8087
XLVIII Cyllene S/2003 J13 2003 S.S. Sheppard IAUC 8116
XLIX Kore S/2003 J14 2003 S.S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8116
L Herse S/2003 J17 2003 B. Gladman, J. Kavelaars, J.-M. Petit, and L. Allen IAUC 8116
LI S/2010 J1 2010 R. Jacobson, M. Brozovic, B. Gladman, M. Alexandersen IAUC 9222
LII S/2010 J2 2010 C. Veillet IAUC 9222
LIII Dia S/2000 J11 2000 S.S. Sheppard, D.C. Jewitt, Y. Fernandez, G. Magnier IAUC 7555
LIV S/2016 J1 2016 S.S. Sheppard MPEC 2017-L08
LV S/2003 J18 2003 B. Gladman IAUC 8116
LVI S/2011 J2 2011 S.S. Sheppard CBET 3002/IAUC 9252
LVII Eirene S/2003 J5 2003 S.S. Sheppard, D.C. Jewitt, and J. Kleyna IAUC 8087
LVIII Philophrosyne S/2003 J15 2003 S.S. Sheppard, D.C. Jewitt, and J. Kleyna IAUC 8116
LIX S/2017 J1 2017 S.S. Sheppard MPEC 2017-L47
LX Eupheme S/2003 J3 2003 S.S. Sheppard, D.C. Jewitt, and J. Kleyna IAUC 8087
LXI S/2003 J19 2003 B. Gladman IAUC 8125
LXII Valetudo S/2016 J2 2016 S.S. Sheppard MPEC 2018-O09
LXIII S/2017 J2 2017 S.S. Sheppard MPEC 2018-O10
LXIV S/2017 J3 2017 S.S. Sheppard MPEC 2018-O11
LXV Pandia S/2017 J4 2017 S.S. Sheppard MPEC 2018-O12
LXVI S/2017 J5 2017 S.S. Sheppard MPEC 2018-O13
LXVII S/2017 J6 2017 S.S. Sheppard MPEC 2018-O14
LXVIII S/2017 J7 2017 S.S. Sheppard MPEC 2018-O15
LXIX S/2017 J8 2017 S.S. Sheppard MPEC 2018-O16
LXX S/2017 J9 2017 S.S. Sheppard MPEC 2018-O17
LXXI Ersa S/2018 J1 2018 S.S. Sheppard MPEC 2018-O18
LXXII S/2011 J1 2011 S.S. Sheppard CBET 3002/IAUC 9252
S/2003 J2 2003 S.S. Sheppard IAUC 8087
S/2003 J4 2003 S.S. Sheppard IAUC 8087
S/2003 J9 2003 S.S. Sheppard IAUC 8089
S/2003 J10 2003 S.S. Sheppard IAUC 8089
S/2003 J12 2003 S.S. Sheppard IAUC 8089
S/2003 J16 2003 B. Gladman IAUC 8116
S/2003 J23 2003 S.S. Sheppard IAUC 8281
S/2003 J24 2003 S.S. Sheppard, D.C. Jewitt, J. Kleyna, B.J. Gladman, C. Veillet MPEC 2021-V333
S/2011 J3 2011 S.S. Sheppard MPEC 2022-Y69
S/2016 J3 2016 S.S. Sheppard MPEC 2023-A13
S/2016 J4 2016 S.S. Sheppard MPEC 2023-B96
S/2018 J2 2018 S.S. Sheppard MPEC 2022-Y68
S/2018 J3 2018 S.S. Sheppard MPEC 2023-B38
S/2018 J4 2018 S.S. Sheppard MPEC 2023-B51
S/2021 J1 2021 S.S. Sheppard MPEC 2023-A14
S/2021 J2 2021 S.S. Sheppard MPEC 2023-B37
S/2021 J3 2021 S.S. Sheppard MPEC 2023-B39
S/2021 J4 2021 S.S. Sheppard MPEC 2023-B40
S/2021 J5 2021 S.S. Sheppard, D.J. Tholen, C. Trujillo MPEC 2023-B41
S/2021 J6 2021 S.S. Sheppard, D.J. Tholen, C. Trujillo MPEC 2023-B50
S/2022 J1 2022 S.S. Sheppard MPEC 2023-D44
S/2022 J2 2022 S.S. Sheppard MPEC 2023-D45
S/2022 J3 2022 S.S. Sheppard MPEC 2023-D46
Satellites of Saturn: 146
I Mimas 1789 W. Herschel IAU WGPSN
II Enceladus 1789 W. Herschel IAU WGPSN
III Tethys 1684 G.D. Cassini IAU WGPSN
IV Dione 1684 G.D. Cassini IAU WGPSN
V Rhea 1672 G.D. Cassini IAU WGPSN
VI Titan 1655 C. Huygens IAU WGPSN
VII Hyperion 1848 W.C Bond, G.P. Bond, W. Lassell IAU WGPSN
VIII Iapetus 1671 G.D. Cassini IAU WGPSN
IX Phoebe 1898 W.H. Pickering IAU WGPSN
X Janus S/1980 S1 1966, 1980 A. Dollfus (1966), D. Pascu (1980) IAU WGPSN
XI Epimetheus S/1980 S3 1977, 1980 J. Fountain, S. Larson (1977), D. Cruikshank (1980) IAU WGPSN
XII Helene S/1980 S6 1980 P. Laques and J. Lecacheux IAU WGPSN
XIII Telesto S/1980 S13 1980 B.A. Smith, H. Reitsema, S.M. Larson, J. Fountain IAU WGPSN
XIV Calypso S/1980 S25 1980 D. Pascu, P.K. Seidelmann, W. Baum, D. Currie IAU WGPSN
XV Atlas S/1980 S28 1980 Voyager Science Team IAU WGPSN
XVI Prometheus S/1980 S27 1980 Voyager Science Team IAU WGPSN
XVII Pandora S/1980 S26 1980 Voyager Science Team IAU WGPSN
XVIII Pan S/1981 S13 1990 M.R. Showalter IAU WGPSN
XIX Ymir S/2000 S1 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7512
XX Paaliaq S/2000 S2 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7512
XXI Tarvos S/2000 S4 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7513
XXII Ijiraq S/2000 S6 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7521
XXIII Suttungr S/2000 S12 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7548
XXIV Kiviuq S/2000 S5 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7521
XXV Mundilfari S/2000 S9 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7538
XXVI Albiorix S/2000 S11 2000 M. Holman IAUC 7545
XXVII Skathi S/2000 S8 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7538
XXVIII Erriapus S/2000 S10 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7539
XXIX Siarnaq S/2000 S3 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7513
XXX Thrymr S/2000 S7 2000 B. Gladman, J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B.G. Marsden, P. Nicholson, J.A. Burns IAUC 7538
XXXI Narvi S/2003 S1 2003 S.S. Sheppard, D.C. Jewitt, and J. Kleyna IAUC 8116
XXXII Methone S/2004 S1 2004 Cassini Imaging Science Team IAUC 8389
XXXIII Pallene S/2004 S2 2004 Cassini Imaging Science Team IAUC 8389
XXXIV Polydeuces S/2004 S5 2004 Cassini Imaging Science Team IAUC 8432
XXXV Daphnis S/2005 S1 2005 Cassini Imaging Science Team IAUC 8524
XXXVI Aegir S/2004 S10 2004 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8523
XXXVII Bebhionn S/2004 S11 2004 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8523
XXXVIII Bergelmir S/2004 S15 2004 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8523
XXXIX Bestla S/2004 S18 2004 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8523
XL Farbauti S/2004 S9 2004 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8523
XLI Fenrir S/2004 S16 2004 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8523
XLII Fornjot S/2004 S8 2004 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8523
XLIII Hati S/2004 S14 2004 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8523
XLIV Hyrrokkin S/2004 S19 2004 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8727
XLV Kari S/2006 S2 2006 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8727
XLVI Loge S/2006 S5 2006 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8727
XLVII Skoll S/2006 S8 2006 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8727
XLVIII Surtur S/2006 S7 2006 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8727
XLIX Anthe S/2007 S4 2007 Cassini Imaging Science Team IAUC 8857
L Jarnsaxa S/2006 S6 2006 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8727
LI Greip S/2006 S4 2006 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8727
LII Tarqeq S/2007 S1 2007 S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8836
LIII Aegaeon S/2008 S1 2008 Cassini Imaging Science Team IAUC 9023
LIV Gridr S/2004 S20 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T126
LV Angrboda S/2004 S22 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T128
LVI Skrymir S/2004 S23 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T129
LVII Gerd S/2004 S25 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T132
LVIII S/2004 S26 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T133
LIX Eggther S/2004 S27 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T134
LX S/2004 S29 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T136
LXI Beli S/2004 S30 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T137
LXII Gunnlod S/2004 S32 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T154
LXIII Thiazzi S/2004 S33 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T155
LXIV S/2004 S34 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T156
LXV Alvaldi S/2004 S35 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T157
LXVI Geirrod S/2004 S38 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T160
S/2004 S7 2005 D. Jewitt, S. Sheppard, J. Kleyna IAUC 8523
S/2004 S12 2005 D. Jewitt, S. Sheppard, J. Kleyna IAUC 8523
S/2004 S13 2005 D. Jewitt, S. Sheppard, J. Kleyna IAUC 8523
S/2004 S17 2005 D. Jewitt, S. Sheppard, J. Kleyna IAUC 8523
S/2004 S21 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T127
S/2004 S24 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T131
S/2004 S28 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T135
S/2004 S31 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T153
S/2004 S36 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T158
S/2004 S37 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T159
S/2004 S39 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2019-T161
S/2004 S40 2004 D.C. Jewitt, S.S. Sheppard, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J24
S/2004 S41 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J37
S/2004 S42 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J41
S/2004 S43 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J45
S/2004 S44 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman MPEC 2023-J46
S/2004 S45 2004 D.C. Jewitt, S.S. Sheppard, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J47
S/2004 S46 2004 S.S. Sheppard, D.C. Jewitt, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J60
S/2004 S47 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J62
S/2004 S48 2004 D.C. Jewitt, S.S. Sheppard, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J166
S/2004 S49 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J168
S/2004 S50 2004 S.S. Sheppard, D.C. Jewitt, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J169
S/2004 S51 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J177
S/2004 S52 2004 D.C. Jewitt, S.S. Sheppard, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J179
S/2004 S53 2004 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-K03
S/2005 S4 2005 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J79
S/2005 S5 2005 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J85
S/2006 S1 2006 S. Sheppard, D. Jewitt, J. Kleyna IAUC 8727
S/2006 S3 2006 S. Sheppard, D. Jewitt, J. Kleyna IAUC 8727
S/2006 S9 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J22
S/2006 S10 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J42
S/2006 S11 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J48
S/2006 S12 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J49
S/2006 S13 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J56
S/2006 S14 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J64
S/2006 S15 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman MPEC 2023-J163
S/2006 S16 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J164
S/2006 S17 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman MPEC 2023-J165
S/2006 S18 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J170
S/2006 S19 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J176
S/2006 S20 2006 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-K118
S/2007 S2 2007 S. Sheppard, D. Jewitt, J. Kleyna IAUC 8836
S/2007 S3 2007 S. Sheppard, D. Jewitt, J. Kleyna IAUC 8836
S/2007 S5 2007 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J34
S/2007 S6 2007 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J40
S/2007 S7 2007 S.S. Sheppard, D.C. Jewitt, J. Kleyna MPEC 2023-J80
S/2007 S8 2007 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J81
S/2007 S9 2007 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman MPEC 2023-K02
S/2009 S1 2009 Cassini Imaging Science Team IAUC 9091
S/2019 S1 2019 E.J. Ashton, B.J. Gladman, J.-M. Petit, C. Veillet, M. Alexandersen MPEC 2021-W14
S/2019 S2 2019 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J25
S/2019 S3 2019 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J26
S/2019 S4 2019 E.J. Ashton, B.J. Gladman MPEC 2023-J36
S/2019 S5 2019 E.J. Ashton, B.J. Gladman MPEC 2023-J43
S/2019 S6 2019 E.J. Ashton, B.J. Gladman MPEC 2023-J55
S/2019 S7 2019 E.J. Ashton, B.J. Gladman MPEC 2023-J57
S/2019 S8 2019 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J58
S/2019 S9 2019 S.S. Sheppard, D.C. Jewitt, E.J. Ashton, B.J. Gladman MPEC 2023-J59
S/2019 S10 2019 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J61
S/2019 S11 2019 S.S. Sheppard, D.C. Jewitt, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J63
S/2019 S12 2019 E.J. Ashton, B.J. Gladman MPEC 2023-J67
S/2019 S13 2019 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J69
S/2019 S14 2019 E.J. Ashton, B.J. Gladman MPEC 2023-J83
S/2019 S15 2019 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J84
S/2019 S16 2019 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J171
S/2019 S17 2019 S.S. Sheppard, , D.C. Jewitt, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J172
S/2019 S18 2019 S.S. Sheppard, D.C. Jewitt, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J173
S/2019 S19 2019 E.J. Ashton, B.J. Gladman MPEC 2023-J174
S/2019 S20 2019 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J175
S/2019 S21 2019 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-K05
S/2020 S1 2020 S.S. Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J21
S/2020 S2 2020 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J27
S/2020 S3 2020 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J35
S/2020 S4 2020 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J38
S/2020 S5 2020 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J39
S/2020 S6 2020 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J68
S/2020 S7 2020 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J82
S/2020 S8 2020 S.S Sheppard, D.C. Jewitt, J. Kleyna, E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J167
S/2020 S9 2020 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-J178
S/2020 S10 2020 E.J. Ashton, B.J. Gladman, J.-M. Petit, M. Alexandersen MPEC 2023-K04
Satellites of Uranus: 27
I Ariel 1851 W. Lassell IAU WGPSN
II Umbriel 1851 W. Lassell IAU WGPSN
III Titania 1787 W. Herschel IAU WGPSN
IV Oberon 1787 W. Herschel IAU WGPSN
V Miranda 1948 G. Kuiper IAU WGPSN
VI Cordelia S/1986 U7 1986 Voyager Science Team IAU WGPSN
VII Ophelia S/1986 U8 1986 Voyager Science Team IAU WGPSN
VIII Bianca S/1986 U9 1986 Voyager Science Team IAU WGPSN
IX Cressida S/1986 U3 1986 Voyager Science Team IAU WGPSN
X Desdemona S/1986 U6 1986 Voyager Science Team IAU WGPSN
XI Juliet S/1986 U2 1986 Voyager Science Team IAU WGPSN
XII Portia S/1986 U1 1986 Voyager Science Team IAU WGPSN
XIII Rosalind S/1986 U4 1986 Voyager Science Team IAU WGPSN
XIV Belinda S/1986 U5 1986 Voyager Science Team IAU WGPSN
XV Puck S/1985 U1 1985 Voyager Science Team IAU WGPSN
XVI Caliban S/1997 U1 1997 B.J. Gladman, P.D. Nicholson, J.A. Burns, J.J. Kavelaars IAU WGPSN
XVII Sycorax S/1997 U2 1997 P.D. Nicholson, B.J. Gladman, J.A. Burns, J.J. Kavelaars IAU WGPSN
XVIII Prospero S/1999 U3 1999 M. Holman, J.J. Kavelaars, B. Gladman, J.-M. Petit, H. Scholl IAUC 7248
XIX Setebos S/1999 U1 1999 J.J. Kavelaars, B. Gladman, M. Holman, J.-M. Petit, H. Scholl IAUC 7230
XX Stephano S/1999 U2 1999 B. Gladman, M. Holman, J.J. Kavelaars, J.-M. Petit, H. Scholl IAUC 7230
XXI Trinculo S/2001 U1 2001 M. Holman, J.J. Kavelaars, D. Milisavljevic IAUC 7980
XXII Francisco S/2001 U3 2001 J.J. Kavelaars, M. Holman, D. Milisavljevic, T. Grav IAUC 8216, IAUC 7980
XXIII Margaret S/2003 U3 2003 S.S. Sheppard, D.C. Jewitt IAUC 8217
XXIV Ferdinand S/2001 U2 2001 D. Milisavljevic, M. Holman, J.J. Kavelaars, T. Grav IAUC 8213
XXV Perdita S/1986 U10 1986 E. Karkoschka IAUC 7171
XXVI Mab S/2003 U1 2003 M.R. Showalter, J.J. Lissauer IAUC 8209
XXVII Cupid S/2003 U2 2003 M.R. Showalter, J.J. Lissauer IAUC 8209
Satellites of Neptune: 14
I Triton 1846 W. Lassell IAU WGPSN
II Nereid 1949 G.P. Kuiper IAU WGPSN
III Naiad S/1989 N6 1989 Voyager Science Team IAU WGPSN
IV Thalassa S/1989 N5 1989 Voyager Science Team IAU WGPSN
V Despina S/1989 N3 1989 Voyager Science Team IAU WGPSN
VI Galatea S/1989 N4 1989 Voyager Science Team IAU WGPSN
VII Larissa S/1989 N2 1989 Voyager Science Team IAU WGPSN
VIII Proteus S/1989 N1 1989 Voyager Science Team IAU WGPSN
IX Halimede S/2002 N1 2002 M. Holman, J.J. Kavelaars, T. Grav, W. Fraser, D. Milisavljevic IAUC 8047
X Psamathe S/2003 N1 2003 S.S. Sheppard, D.C. Jewitt, J. Kleyna IAUC 8193
XI Sao S/2002 N2 2002 T. Grav, M. Holman, J. Kavelaars, W. Fraser, D. Milisavljevic IAUC 8047
XII Laomedeia S/2002 N3 2002 J. Kavelaars, M. Holman, T. Grav, W. Fraser, D. Milisavljevic IAUC 8047
XIII Neso S/2002 N4 2002 M. Holman, J. Kavelaars, T. Grav, W. Fraser, D. Milisavljevic IAUC 8213
XIV Hippocamp S/2004 N1 2013 M.R. Showalter, I. de Pater, J.J. Lissauer, R.S. French CBET 3586
Satellites of Dwarf Planet Pluto: 5
I Charon S/1978 P1 1978 J.W. Christy IAU WGPSN
II Nix S/2005 P2 2005 H.A. Weaver, S.A. Stern, M.J. Mutchler, A.J. Steffl, M.W. Buie, W.J. Merline, J.R. Spencer, E.F. Young, L.A. Young IAUC 8625
III Hydra S/2005 P1 2005 H.A. Weaver, S.A. Stern, M.J. Mutchler, A.J. Steffl, M.W. Buie, W.J. Merline, J.R. Spencer, E.F. Young, L.A. Young IAUC 8625
IV Kerberos S/2011 (134340) 1 2011 M.R. Showalter, D.P. Hamilton, S.A. Stern, H.A. Weaver, A.J. Steffl, L.A. Young IAUC 9221
V Styx S/2012 (134340) 1 2012 M.R. Showalter, H.A. Weaver, S.A. Stern, A.J. Steffl, M.W. Buie, W.J. Merline, M.J. Mutchler, R. Soummer, H.B. Throop IAUC 9253

References

These data were last updated 2023-May-23.