216 
A New Cosmogony. 
[April, 
the enormous solar mass— | exce J? 1 ” t f 0 t ^ a ^ ° g f changed not in 
than 700-fold— the mterna gra inversely as the square 
the direa ratio of the d, stance but .nvers' eiy M 
of the distance from the centre ; and this 
prevailing. mQnnpr n f the revolution of a ring 
In this latter case the mannei ottne diff t . We 
of dispersed matter becomes co P ' Y affeCt 
must not omit to mention that this uhange^^ proof . 
the existence of the ling. . , existing law of gra- 
[[near 'velocity 6 of rew ohatmii m these rings 
- 0[ this 
distance. . , become transformed 
In the former case, when the ling .has 1 uecom 
into a secondary system, n i an et with its satellites, 
ternal rings, and ult ornate ly ,n w*h ^ ^ ^ 
—the rotation of the planet ana as that of the 
satellites will “'Wv^be diiX. hi the second case, 
original ring, *•«■>' ' f orn j ed w jU be retrograde. 
the secondary system thus j s dear that the 
What must we therefore conclude . centra! 
planets from Mercury to Saturn the first law, when 
region, have been formed accord ng^to tlm h, st ^ ^ a 
the Sun did not yet exis , planets which lie in the 
ESrandC g m”r a e SS extended region were formed after the 
S:XeX'o^of nd that 5 U. ^wPJ^ 
grade. We ] ^V^th iCmwh older than the Sun. Were it 
importance : the Earth s much o was subsequent 
X brwesTX 5 
sst h s wTwm 
ment like the sateimcs, u remote from the centre 
add that they were formeily fmthei outside 
than at present For w ' ie " ‘l^din 0 ,d« to unite in the 
the Ea „ual °rXons a fm the 'formation of the Sun, then, as 
the period of the plan t ^ appro ached nearer to the 
SunT the same time as their satellites withdrew further 
from their respective primaries. 
