Freeman, 88 Fréret, 222 Frisby, 101 Fritsch, 21 Furner, 163 G Gale, 78 Galileo, 3, 4, 80, 82 Galle, 94, 341 Ganymede, 268 Gaseous nebula, spectra of, 195-198, 212 Gassendi, 14, 139 Gathman, 118 Gaubil, 99 Gauthier, 103 Gegenschein, 131 Gemini, 257, 258 Geminid variables, 187 Gentil, Le, 338, 339 Gertel, 39 Ghizeh, Pyramids of, 353 Gibbous phase of Jupiter, 75 Gill, Sir David, 118, 215, 216, 346 Glacial epoch, 42 Gledhill, 76 Globular clusters, 214, 215 Goad, 12 Goatcher, 179 "Golden apples," 258 Golius, 281 Gould, 229, 278, 301, 304, 309, 310, 326 Grant, 82, 96, 345 Gravitation, Law of, 15, 40 Greely, 186 Greisbach, 80 Groombridge 1830, 159 Grubb, Sir Howard, 164 Gruithuisen, 21, 25, 26, 28 Gruson, 127 Guillaume, 331 Guthrie, 25 H Habitability of Mars, 63-66 " of planets, 40 Hadrian, 248 Halbert, 78 Hale, 148, 150 Hall, 15, 131 Halley, 14, 17, 99, 105, 106, 108, 109, 116, 143, 145, 276 Halm, 122 Halo, 35, 36 Hanouman, 284 Hansen, 351 Hansky, 27 Harding, 25, 26, 94 "Harris, Mrs.," 90 Hartwig, 88, 173 Harvests, 104 Heat of sun, 2, 3, 7 Height of atmosphere, 33 Heis, 132, 175, 189, 227, 229, 344 Helium, 4 Hepidanus, 267, 348 Hercules, 243, 259, 268 Herod, 18, 53 Herschel, Miss Caroline, 193, 194, 324, 357 Herschel, Sir John, 112, 177, 190, 207, 209, 210, 215, 289, 314, 346, 353 Herschel, Sir Wm., 3, 24, 80, 112, 114, 115, 116, 171, 178, 179, 190, 324, 325 Hesiod, 17, 220 Hesperus, 256 Hevelius, 99, 116, 221, 296, 299, 300 Hill, 87, 355 Hind, 19, 30, 54, 105, 111, 180 Hipparchus, 135, 221-223, 226, 250, 278, 281, 293, 329 Hippocrates, 258 Hirst, 333 Holetschak, 108 Homer, 17 Honorat, 84 Hooke, 74, 128 Horace, 280 Horologium, 303 Horus, 145, 258 Horrebow, 29 Horrocks, 337 Hortensus, Martinus, 139 Hough, 76 Houzeau, 227, 229, 262, 274, 344 Hovedin, Roger de, 53 Hubbard, 100 Huggins, Sir Wm., 91, 148, 180 Humboldt, 30, 82, 83, 124, 128, 134, 154, 157, 342, 352, 357 Hussey, 88 Hyades, 157, 252, 253, 257 Hydra, 288 Hydrus, 303 Hyperion, 88, 90 I Ibn al-Aalam, 225 Ibn Alraqqa, 281 Icarus, 284 Indus, 307 Inhabited worlds, 328, 357 Innes, 78, 168 Intra-Mercurial planet, 14, 15, 29 Invention of telescope, 342 Io, 252 Ions, 27 Iris, 71 Isaiah, 17, 356 Isis, 252, 261, 282, 283 Istar, 260 J Jansen, 342 Japetus, 89, 90 Jason, 257, 285 Johnson, Rev. S. J., 19 Jonckheere, 15 Jones, 129 Jordan, 174 Jupiter, chap. viii. " gibbous form of, 75 " and sun, 8 K Kalevala, 240 Kapteyn, 314, 316, 321, 322, 326, 357 Kazemerski, 244 Keeler, 86, 215 Kelvin, Lord, 206, 315, 316 Kempf, 174 Kepler, 52, 57, 298, 340, 341, 351 Khayyam, Omar, 127