This website does readability filtering of other pages. All styles, scripts, forms and ads are stripped. If you want your website excluded or have other feedback, use this form.

Uranian Satellite Fact Sheet


Uranian Satellite Fact Sheet



Bulk parameters Mass
(1020 kg)Radius
(km)Mean density
(kg/m3)Visual
geometric albedo Major Satellites Miranda (UV)0.66 240 x 234.2 x 232.9 1,200 0.32 Ariel (UI)12.9 581.1 x 577.9 x 577.7 1,590 0.39 Umbriel (UII)12.2 584.7 1,460 0.21 Titania (UIII)34.2 788.9 1,660 0.27 Oberon (UIV)28.8 761.4 1,560 0.23 Lesser Satellites Cordelia (UVI, S/1986 U7) 20 0.07 Ophelia (UVII, S/1986 U8) 21 0.07 Bianca (UVIII, S/1986 U9) 27 0.07 Cressida (UIX, S/1986 U3) 41 0.07 Desdemona (UX, S/1986 U6) 35 0.08 Juliet (UXI, S/1986 U2) 53 0.08 Portia (UXII, S/1986 U1) 70 0.07 Rosalind (UXIII, S/1986 U4) 36 0.07 Cupid (S/2003 U2) 9 0.07 Belinda (UXIV, S/1986 U5) 45 0.07 Perdita (XXV, S/1986 U10) 13 0.07 Puck (UXV, S/1985 U1) 81 0.10 Mab (S/2003 U1) 12 0.10 Francisco (XXII, S/2001 U3) 11 0.04 Caliban (UXVI, S/1997 U1) 36 0.04 Stephano (UXX, S/1999 U2) 16 0.04 Trinculo (UXXI, S/2001 U1) 9 0.04 Sycorax (UXVII, S/1997 U2) 75 0.04 Margaret (UXXIII, S/2003 U3) 10 0.04 Prospero (UXVIII, S/1999 U3) 25 0.04 Setebos (UXIX, S/1999 U1) 24 0.04 Ferdinand (XXIV, S/2001 U2) 10 0.04


Orbital parameters Semi-major
axis
(103km)Semi-major
axis
(Uranian Radii)Orbital
Period*
(days)Rotation
Period
(days)Inclination
(degrees)Eccentricity Major Satellites Miranda (UV)129.90 5.082 1.413479 S 4.34 0.0013 Ariel (UI)190.90 7.469 2.520379 S 0.04 0.0012 Umbriel (UII)266.00 10.41 4.144176 S 0.13 0.0039 Titania (UIII)436.30 17.07 8.705867 S 0.08 0.0011 Oberon (UIV)583.50 22.83 13.463234 S 0.07 0.0014 Lesser Satellites Cordelia (UVI, S/1986 U7)49.80 1.948 0.335034 0.08 0.0003 Ophelia (UVII, S/1986 U8)53.80 2.105 0.376400 0.10 0.0099 Bianca (UVIII, S/1986 U9)59.20 2.316 0.434579 0.19 0.0009 Cressida (UIX, S/1986 U3)61.80 2.418 0.463570 0.01 0.0004 Desdemona (UX, S/1986 U6)62.70 2.453 0.473650 0.11 0.0001 Juliet (UXI, S/1986 U2)64.40 2.520 0.493065 0.07 0.0007 Portia (UXII, S/1986 U1)66.10 2.586 0.513196 0.06 0.0001 Rosalind (UXIII, S/1986 U4)69.90 2.735 0.558460 0.28 0.0001 Cupid (S/2003 U274.39 2.911 0.613 0.10 Belinda (UXIV, S/1986 U5)75.30 2.946 0.623527 0.03 0.0001 Perdita (XXV, S/1986 U10)76.42 2.990 0.638 0.47 Puck (UXV, S/1985 U1)86.00 3.365 0.761833 0.32 0.0001 Mab (S/2003 U1)97.74 3.824 0.923 0.13 Francisco (XXII, S/2001 U3)4276. 167.3 266.6R 147.25 0.1324 Caliban (UXVI, S/1997 U1)7231. 282.9 579.5R 141.53 0.1812 Stephano (UXX, S/1999 U2)8004. 313.2 676.5R 143.82 0.2248 Trinculo (UXXI, S/2001 U1)8504. 332.7 758.1R 166.93 0.2194 Sycorax (UXVII, S/1997 U2)12179. 476.5 1283.4R 159.42 0.5219 Margaret (UXXIII, S/2003 U3)14345. 561.3 1694.8 57.37 0.6772 Prospero (UXVIII, S/1999 U3)16256. 636.0 1977.3R 151.83 0.4445 Setebos (UXIX, S/1999 U1)17418. 681.5 2234.8R 158.24 0.5908 Ferdinand (XXIV, S/2001 U2)20901. 817.8 2823.4R 169.79 0.3993

R indicates retrograde motion
S indicates synchronous rotation - the rotation period is the same as the orbital period Satellites from Francisco out referenced to ecliptic plane instead of equator


New Uranian Satellite Discovered (1999)
Two new Uranian Satellites Discovered (1997)

Uranus' Known Satellites - Carnegie Institution, DTM


Uranus Fact Sheet
Uranus Home Page
Notes on the Factsheets
Directory to other Planetary Fact Sheets

Author/Curator:
Dr. David R. Williams, [email protected]
NSSDCA, Mail Code 690.1
NASA Goddard Space Flight Center
Greenbelt, MD 20771
+1-301-286-1258


NASA Official: Ed Grayzeck, [email protected]
V1.0, 14 July 1995
Last Updated: 21 February 2019, DRW