II. The Moon [86]
Distance, Size, and Motions [86]
The Atmosphere of the Moon [109]
The Surface of the Moon [114]
III. Inferior and Superior Planets [130]
Inferior Planets [130]
Superior Planets [134]
IV. The Sun [140]
I. Magnitude and Distance of the Sun [140]
II. Physical and Chemical Condition of the Sun [149]