Page:The Music of the Spheres.djvu/341

 Comets,
 * density, 238
 * composition, 239
 * orbits, 237
 * revolution, 236
 * speed, 238
 * disintegration, 240
 * planetary influence, 237
 * origin, 240
 * Donati's comet, 238
 * Encke's comet, 237
 * Halley's comet, 236
 * Comet of 1811, 237, 238
 * of 1843, 238
 * of 1858, 237
 * of 1860, 238
 * of 1882, 238

Comstock, 242 Conon, 95 Constellations, 4, 12, 29, 39, 163
 * Legends, 71

Copernicus, 15, 198, 248, 257 Copernicus, lunar crater, 311, 312 Cor Carolli, 97, 98 Cor Hydræ, 135 Cor Leonis, 89 Corona, of sun, 215, 216, 217, 221 Corona Borealis, constellation, 29, 101, 102, 103, 104, 111, 113
 * Coroinds, 104
 * Legends, 102, 103

Coronis, 184 Corvus, constellation, 127, 136 Legend, 137 Crab, The, 29, 91, 92, 106 Crape Ring, 272 Crater, constellation, 127, 136
 * Legends, 136, 137

Crow, The, 136, 137 Crystal Spheres, 4, 18, 198, 199 Cubit, 167 Cup, The, 136, 137 Cup of Achilles, 136 Cup of Hercules, 136 Cup of Medea, 136 Cupid, 26, 150, 158 Cupid's Arrow, 129 Cyclops, 19, 21, 169 Cycnus, 125 Cygnus, constellation, 29, 88, 115, 120, 121, 122, 124, 128
 * Albireo, 115, 122, 124, 125
 * Deneb, 115, 122
 * 61 Cygni, 122, 134
 * Coal-sack, 122
 * Legend, 125

Dædalus, 102 Danae, 66, 68 Danaides, 119 Dark Ages, 11 Dark nebulæ, 122, 157, 178, 208 Dark Sign, 107 Dark Stars, 61, 64, 122 Darkness, God of, 19 David's Chariot, 38 Dawn, Goddess of, 27, 77 Day Star, 211 Dead, King of, 126 Declination, 177 De Greer, 291 Deimos, 32, 268 Delphi, 17 Delphinus, constellation, 25, 29, 74, 84, 129, 158
 * Legend, 25, 130, 131

Demeter, 149 De Mornay, 190 Deneb, 115, 122 Denebola, 90 Diana, 28, 168, 170, 183, 268 Diana's Arrow, 176 Diana's Hound, 180 Dippers, Big, Little, Milk, Pleiades, 186
 * Big, 8, 37, 38, 39, 45
 * Little, 8, 40, 45
 * Milk, 133, 186
 * Dipper of the Pleiades, 186

Dione, 276 Discord, 32 Doe's Leaps, 42 Doerfel, lunar mountains, 304 Dog-days, 160 Dog Star, 160, 191 Dolphin, 35, 74, 84, 130, 131, 158 Dominion Astrophysical Observatory, 316 Donati's comet, 238 Double cluster, 65 Double-double, 115, 195 Double stars, 62, 90, 98, 115, 122, 135, 140, 147, 149, 155, 164, 177, 195 Douglas, 225 Draco, constellation, 5, 8, 29, 48, 51, 192
 * Legends, 48, 49, 105, 107

Dragon's Eyes, 110 Dubhe, 40 Dryden, 23

Earth, 228, 260, 270, 285
 * reeling motion, 50
 * revolution, 227
 * orbit, 15, 294
 * rotation, 294
 * axis, 294
 * diameter, 229, 285
 * age, 285
 * movement of crust, 291
 * surface features, 287, 288, 290, 292