Table of Planets


Name
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto
Distance from Sun, millions
36
67
93
142
483
886
1780
2790
3670
Mean Diameter miles
3000
 7600
7918
4200
87,000
72,000
33,200
31,000
4000
Period of sidereal revolution
88
days
225
days
365.25
days
687
days
12
years
29.5
years
84
years
165
years
248
years
Period of rotation
88
days
20-30
days
23 hr
56 min
24 hr
37 min
9 hr
50 min
10 hr
14 min
10 hr
45 min
15 hr
48 min
?
# of satellites
0
0
1
2
12
9
5
2
0
Mass. Earth considered as 1
0.0543
0.8148
1.0000
0.1069
318.35
95.3
14.58
17.26
0.1?
Escape Velocity, miles per second
2
6.3
6.95
3.1
37
22
13
15
?
Mean density water = 1
5.3
4.95
5.52
3.95
1.33
0.69
1.56
2.27
5?
Surface gravity Earth = 1
0.38
0.87
1.00
0.39
2.65
1.17
1.05
1.23
0.5?
Mean orbital velocity, miles per second
29.76
21.78
18.52
15.00
8.12
6.00
4.23
3.37
2.95

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