Page:The Music of the Spheres.djvu/346

Rh Peruvians, 138 Phæd, 40 Phæthon, 27, 28, 49, 120, 125, 152, 174, 202 Phaola, 184 Phlegethon, 25 Phobos, 32, 268, 276 Phœbe, 276, 277 Pholyxo, 184 Phosphorus, 247 Photosphere, 215 Piazzi, 233 Pickering, E. C., 39 Pickering, W. H., 265, 266, 277, 301, 315 Pico, lunar mountain, 305 Pillars of Hercules, 108 Pirene, Spring of, 76 Pisces, constellation, 29, 83, 231
 * Legend, 84

Piscis, constellation, 157, 158
 * Formalhaut, 127, 145, 146, 157, 192

Pit of Darkness, 19, 21 Planetary nebula, 116 Planetoids, 232, 233, 234, 235, 260, 297 Planets, 4, 6, 31, 212, 226, 228, 230, 231, 232, 268, 287
 * orbits, 226
 * periods of revolution, 227
 * distances from sun, 227
 * rotation, 228
 * diameters, 229
 * solid and gaseous, 229
 * possibility of life, 251
 * satellites, 229

Plato, lunar crater, 305, 313 Pleiades, 176, 185, 189, 190, 191
 * Legends, 21, 183, 184, 188

Pleione, 186, 188 Pliny, 80, 108, 167 Plowing Oxen, 38 Plowshare, 38 Pluto, 23, 24, 25, 26, 119, 151, 169 Plutarch, 149 Pointers, The, 38 Polaris, 7, 41, 42 Pole Star, 7, 49, 50, 51, 97, 208 Pole of the Heavens, 7, 40, 59, 177 Pollux, 194, 195 Posidonious, 202 Prasepe, 92, 93, 186 Precession of the Equinoxes, 160, 163 Prixus, 84, 85 Proctor, Mary, 66, 176 Proctor, R. A., 44, 90 Procyon, 180, 181, 191, 192, 194 Prometheus, 127, 132, 133 Prominences, 213 Proserpine, 26, 149, 150, 151 Ptolemy, 163, 249, 257 Puppis V., 64, 85 Purple stars, 89, 111, 135, 177 Pythagoras, 247

Quadruple star, 157

Radiant point, 90 Ræ, 103 Ram, 49, 84, 85 Ras Alhague, 110 Ras Algethi, 110 Red stars, 13, 90, 111, 145, 147, 152, 156, 164, 171, 172, 184
 * dwarf red stars, 13, 172
 * giant red stars, 13, 172

Red Spot, Great, 254, 255 Regulus, 89, 90 Reptiles, Age of, 293 Retreat of the Howling Dog, 146 Rhea, goddess, 20 Rhea, satellite, 276 Rigel, 173, 174 Right ascension, 177 Ring nebula, 115, 180 Roberts, A. W., 64 Rock of Gibraltar, 109 Roemer, 141, 259 Rogers, Julia E., 124 Runaway stars, 98, 99

Sagitta, constellation, 29, 129
 * Legend, 106, 129

Sagittarius, constellation, 133, 134
 * Legends, 131, 132, 133, 134

Saxe, 119 Satellites, 229, 297
 * Mars', 32, 267, 268
 * Jupiter's, 32, 141, 252, 253, 257, 258, 259
 * Saturn's, 32, 259, 276, 277
 * Uranus', 259, 282
 * Neptune's, 259, 284
 * Earth's, 297

Saturn, god, 20, 23 Saturn, planet, 6, 228, 229, 230, 232, 251, 260, 269, 271, 276
 * revolution, 270
 * rotation, 270, 275
 * diameter, 269, 270
 * seasons, 270
 * markings, 270
 * rings, 271, 272, 274, 275
 * density, 270
 * system of, 276
 * satellites, 32, 259, 276, 277

Satyrs, 17 Scarborough, Sir Charles, 98 Scales, The, 148, 149, 153 Scheat, 78 Schiaparelli, 262, 263