CONTENTS. vii 



Jupiter 375378 



Notes exxxv. cxxxvi. 



Satellites of Jupiter .... 379381 



Notes cxxxvii. 



Saturn 381385 



Notes .... cxxxvii. cxxxviii. 



Satellites of Saturn .... 385387 



Notes ...... cxxxviii. 



Uranus 387388 



Notes ...... cxxxviii. 



Satellites of Uranus .... 388390 



Notes ...... cxxxviii. 



Neptune 390392 



Notes ..... cxxxviii. cxl. 



Satellites of Neptune .... 392393 



Notes cxli. 



Section III. Comets 394 112 



Notes cxli. cl. 



Section IV. Ring of Zodiacal Light .... 413418 



Section V. Falling stars, balls of fire, and meteoric stones 419446 



Notes cl. clvi. 



Conclusion 447 452 



Corrections and additions 453457 



Index clvii. clxii. 



Errata clxiii. 



b 2 



