Nor could the moon without some such force be retained in its orbit. If this force was too small, it would not sufficiently turn the moon out of a rectilinear course; if it were too great, it would turn it too much, and draw down the moon from its orbit towards the earth.


Mathematical Principles of Natural Philosophy, Definitions, Definition V, E.R Dutton & Company. 1922


Nor could the moon without some such force be retained in its orbit. If this force was too small, it would not sufficiently turn the moon out of a...

Nor could the moon without some such force be retained in its orbit. If this force was too small, it would not sufficiently turn the moon out of a...

Nor could the moon without some such force be retained in its orbit. If this force was too small, it would not sufficiently turn the moon out of a...

Nor could the moon without some such force be retained in its orbit. If this force was too small, it would not sufficiently turn the moon out of a...