98 
A. COTTAil-ON A DIAGRAM FOR 
Diameters and Distances of Sun, Planets, and Satellites. 
Object. 
Mean diameter. 
Mean 
distance 
from 
Sun. 
Mean distance 
from Planet. 
Sun . 
Miles. 
865,000 
Millions 
of Miles. 
Miles. 
Mercury. 
3,000 
36 
Yenus . 
7,700 
67 
Earth .. 
7,900 
93 
Moon. 
2,160 
240,000 
Mars . 
4,200 
142 
Deimas . 
about 10 
6,300 
Phobos . 
„ 10 
29,400 
Jupiter . 
85,000 
481 
Satellite I. 
2,500 
262,000 
„ II . 
2,100 
417,000 
„ HI. 
3,550 
666,000 
„ iv. 
2,960 
1,171,000 
Saturn . 
74,000 
887 
,, Outer ring, exterior 
166,000 
,, ,, interior 
146,000 
,, Space between rings 
3,000 
,, Inner ring, exterior 
143,000 
,, ,, interior 
110,000 
,, Between inner ring and globe 
18,000 
Mimas . 
under 1,000 
117,000 
Enceladus . 
,, 1,000 
151,000 
Tethys . 
,, 1,000 
186,000 
Dione. 
„ 1,000 
238,000 
Rhea ... 
„ 1,000 
. 
332,000 
Titan. 
3,500 
771,000 
Hyperion . 
about 800 
934,000 
Japetus . 
under 1,000 
2,224,000 
IJranus . 
32,000 
1,785 
Ariel. 
\ 
120,000 
Umbriel . 
/ Too far away to 
170,000 
Titania .. 
| be measured. 
280,000 
Oberon . 
/ 
370,000 
Neptune. 
35,000 
2,796 
Satellite . 
Not measureable. 
220,000 
