href="@public@vhost@g@gutenberg@html@files@24667@[email protected]#ART_103" class="pginternal" tag="{http://www.w3.org/1999/xhtml}a">103.

AETHER AND KEPLER'S SECOND LAW 260 " 104. AETHER AND KEPLER'S THIRD LAW 263 " 105. ORBITAL MOTION OF PLANETS 266 " 106. ECCENTRICITY OF THE MOON'S ORBIT 268 " 107. THE SUN AND KEPLER'S FIRST LAW 270 " 108. THE SUN AND KEPLER'S SECOND LAW 274 " 109. AETHER AND THE PLANE OF THE ECLIPTIC 277 " 110. AETHER AND THE CENTRIPETAL FORCE 282

CHAPTER XII

AETHER AND COMETS

ART.	111.	WHAT IS A COMET?	291
"	112.	ORBITS OF COMETS	293
"	113.	KINDS OF COMETS	296
"	114.	PARTS OF A COMET	298
"	115.	CENTRIFUGAL FORCE AND COMETS	300
"	116.	FORMATION OF TAILS	303

CHAPTER XIII

AETHER AND STARRY WORLD

ART.	117.	STARRY WORLD	306
"	118.	STARS AND KEPLER'S LAWS	309
"	119.	AETHER AND NEBULAE	313
"	120.	WHAT IS A NEBULA?	public@vhost@g@gutenberg@html@files@24667@[email protected]#Page_314" class="pginternal"