THE MAJOR PLANETS. 



3pr.c2 between MARS and JUPITER. Jupiter's Distance and Period. His Magnitude and Weight. 

 His Velocity. Appearance of his Disk. Day and Night on Jupiter. Position of his Axi*. Ab- 

 sence of Seasons. His Telescopic Appearance. His Belts. Causes of his Belts. Currents in 

 his Atmosphere. Madler's Telescopic Views of Jupiter. Appearance of the Sun as seen from 

 Jupiter. His Satellites. The Variety of his Months. Magnificent Appearance of the Moons as 

 seen from Jupiter. Their Eclipses. SATURN. His diurnal Rotation. Appearance of the Sun 

 as seen from him. His Atmosphere. His Rings. Their Dimensions. Biot's Explanation of 

 their Stability. Herschel's Theory of the same. Appearances and Disappearances of the 

 Rings. Various Phases of the Rings. Saturn's Satellites. HERSCHEL or URANUS. His Dis- 

 tance and Magnitude. His Moons. Reason* why there is no Planet beyond his Orbit. 



