Saturn Data

Mean distance from Sun:
9.582 AU = 1.433x109 km
Maximum distance from Sun:
10.044 AU=1.503x109 km
Minimum distance from Sun:
9.014 AU=1.348x109 km
Mean orbital velocity:
9.6 km/s
Siderial period:
29.41 years
Rotation period:
10 h 13m 59s
10h 39m 25s internal
Inclination of equator to orbit:
27°
Inclination of orbit to ecliptic:
2°29'
Orbital eccentricity:
0.054
Diameter(equatorial):
120,536 km
107,000 polar
Diameter (Earth = 1):
9.26
8.27 polar
Apparent diameter from Earth:Max:
20.9"
Apparent diameter from Earth:Min:
15"
Mass:
5.69x1026 kg
Mass(Earth=1):
95.1
Mean density
687 kg/m3
Surface gravity (Earth = 1)
1.07
Escape velocity
35.5 km/s
Oblateness
0.108
Mean surface temperature:cloudtops
-180°C=-292°F=93K
Albedo
0.76
Brightest magnitude
-0.3
Mean diameter of Sun from Saturn
3'22"
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto
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Data from Kaufmann

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Uranus Data

Mean distance from Sun:
19.20 AU = 2.873x109 km
Maximum distance from Sun:
20.07 AU=3.003x109 km
Minimum distance from Sun:
18.31 AU=2.739x109 km
Mean orbital velocity:
6.8 km/s
Siderial period:
84.04 years
Rotation period:
17.2 hours
Inclination of equator to orbit:
97.9°
Inclination of orbit to ecliptic:
0.77°
Orbital eccentricity:
0.046
Diameter(equatorial):
51,118 km
Diameter (Earth = 1):
4.01
Apparent diameter from Earth:Max:
3.7"
Apparent diameter from Earth:Min:
3.1"
Mass:
8.68x1025 kg
Mass(Earth=1):
14.5
Mean density
1271 kg/m3
Surface gravity (Earth = 1)
0.92
Escape velocity
21.3 km/s
Oblateness
0.03
Mean surface temperature:cloudtops
-216°C=-357°F=57K
Albedo
0.51
Brightest magnitude
+5.6
Mean diameter of Sun from Uranus
1'41"
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto
Comparison Table

Data from Kaufmann

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Neptune Data

Mean distance from Sun:
30.05 AU = 4.495x109 km
Maximum distance from Sun:
30.36 AU=4.546x109 km
Minimum distance from Sun:
29.76 AU=4.456x109 km
Mean orbital velocity:
5.4 km/s
Siderial period:
163.72 years
Rotation period:
16.11 hours
Inclination of equator to orbit:
29.6°
Inclination of orbit to ecliptic:
1.77°
Orbital eccentricity:
0.01
Diameter(equatorial):
49,528 km
Diameter (Earth = 1):
3.88
Apparent diameter from Earth:Max:
2.2"
Apparent diameter from Earth:Min:
2.0"
Mass:
1.03x1026 kg
Mass(Earth=1):
17.1
Mean density
1638 kg/m3
Surface gravity (Earth = 1)
1.12
Escape velocity
23.5 km/s
Oblateness
0.026
Mean surface temperature:cloudtops
-216°C=-357°F=57K
Albedo
0.35
Brightest magnitude
+7.7
Mean diameter of Sun from Neptune
1'04"
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto
Comparison Table

Data from Kaufmann

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Pluto Data

Mean distance from Sun:
39.48 AU = 5.906x109 km
Maximum distance from Sun:
49.33 AU=7.380x109 km
Minimum distance from Sun:
29.73 AU=4.447x109 km
Mean orbital velocity:
4.74 km/s
Siderial period:
247.93 years
Rotation period:
6.3874 days
Inclination of equator to orbit:
122°
Inclination of orbit to ecliptic:
17.1°
Orbital eccentricity:
0.248
Diameter(equatorial):
2370 km
Diameter (Earth = 1):
0.18
Apparent diameter from Earth:
0.1"
Mass:
1.46x1022 kg
Mass(Earth=1):
0.00245
Mean density
2095 kg/m3
Surface gravity (Earth = 1)
0.06
Escape velocity
1.3 km/s
Mean surface temperature:
-223°C=-369°F=50K
Albedo
0.4
Brightest magnitude
+15
Mean diameter of Sun from Pluto
50"
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto
Comparison Table

Data from Kaufmann

Index

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