Planet + Includes
Miranda + Primary
Sun + Satellite
| Uranus |
Albedo
0.51
Apoapsis
3.00362e+9 km (20.078 AU, 1.86636e+9 mi)
Axial tilt
1.708 rad (97.86 °, 108.733 grad)
Circumference
120.515 AU (1.80288e+10 km, 1.12026e+10 mi)
Color
#99DDFF
Composition
83% [[hydrogen]], 15% [[helium]] and 2% [[methane]]
Creation magnetic moment
2.05e+25 N-m/T
Date of discovery
13 March 1781
Equatorial radius
25,559 km (15,881.626 mi)
Escape speed
21.3 km/s (76,680 km/h, 13.235 mi/s, 47,646.743 mph)
Inclination
0.013 rad (0.744 °, 0.827 grad)
Magnetic decay time
3,195 a (1,166,973.75 da)
Magnetic half life
2,215 a (809,028.75 da)
Mean radius
25,362 km (15,759.216 mi)
Mean temperature
76 K (-197.15 °C, -322.87 °F, 136.8 °R)
Orbital eccentricity
0.0457
Orbital speed
6.835 km/s (24,606.72 km/h, 4.247 mi/s, 15,289.907 mph)
Order
8
Periapsis
2.7413e+9 km (18.324 AU, 1.70336e+9 mi)
Planet density
1,318 kg/m³ (1.318 g/ml, 82.28 lb/ft³)
Planet mass
8.6832e+25 kg (14.53 M⊕, 0.0457 M♃)
Planet surface area
8.084e+9 km² (3.12125e+9 mi², 15.849 A⊕, 0.13 A♃)
Polar radius
24,973 km (15,517.503 mi)
Present magnetic moment
3.0e+24 N-m/T
Satellites
27
Semi-major axis
2.87246e+9 km (19.201 AU, 1.78486e+9 mi)
Sidereal day
-17.24 h (-0.718 da)
Sidereal period
30,681.615 da (84.002 a)
Surface gravity
8.69 m/s² (28.51 ft/s², 0.886 g)
Surface magnetic flux density
2.28e-5 T
Symbol
♅
Synodic period
369.65 da (1.012 a)
Titius-Bode prediction
19.6 AU
Discoverer
William Herschel +
Member of
Planet +
Primary
Sun +
Categories Astronomy +, Planet +, Solar system +
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