CONTENTS. Xlll 



B. Special considerations ; or notice of the several planets in 

 their relation to the Sun as the central body of the solar 

 domain. 



The Sun, p. 344-346. 

 Mercury, p. 346348. 

 Venus spots, p. 348 351. 

 Earth numerical data, p. 351. 



The Earth's Satellite; gives light and heat; ashy-grey 

 light, or earth-light on the moon ; spots ; character of 

 the moon's surface mountains and plains ; measured 

 elevations ; prevailing circular type of formation ; craters 

 of elevation without continued phenomena of eruption ; 

 ancient traces of the reaction of the interior against the 

 exterior or surface ; the absence of a fluid element, and 

 therefore of Sun- and Earth-tides and of currents, and 

 the probable geognostical consequences, p. 351 368 

 and cxxvi. cxxxiii. Notes 562 596. 



Mars ellipticity, appearance of surface altered by change 

 of season, p. 369 371. 



The Small Planets, p. 371375. 



Jupiter Time of rotation, spots, and belts, p. 375 378 ; 

 Satellites of Jupiter, p. 379381. 



Saturn Belts, rings, excentric position, p. 381 385; 

 Satellites of Saturn, p. 385 387. 



Uranus, p. 387388; Satellites of Uranus, p. 388390. 



Neptune Discovery and elements, p. 390 392 and 

 cxxxix. cxl. Note 640 ; Satellites of Neptune, 

 p. 392393. 



III. Comets : With exceedingly small mass occupy enormous space ; 

 external form ; periods of revolution ; bi-partition of a comet ; 

 elements of the interior comets, p. 394 412, and cxli. to cl., 

 Notes 645678. j 



