Licence: Public Domain Mark
Credit: A short history of astronomy / by Arthur Berry. Source: Wellcome Collection.
Provider: This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.
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![[Roman figures■ refer Jto the chapters, Arabic to the articles.'] Moons. See Satellites Morning star, i. 14. See also Venus Morocco, in. 61 Motion, laws of. See Laws of motion Multiple stars. See Stars, double and multiple Mural quadrant, x. 218, 225 n Music of the spheres, 11. 23 ; vn. 144 Mysterium Cosmographicitm (of Kepler), v. 108; vn. 136, 144 Nadir, m. 64 Nautical Almanac. See Almanac, Nautical Nebula in Argus, xm. 307 Nebula in Orion, xn. 252, 259, 260; xm. 311 Nebulae, x. 223; xi. 250; xn. 252, 256, 259-261; xm. SOS- SOS, 310, 311, 317, 318, 319, 320 Nebulae, spiral, xm. 310 Nebular hypothesis, xi. 250; xm. 318-320 Nebulous stars, x. 223 ; xn. 260, 261 Neptune, xm. 289, 295, 297 Neptune, satellite of, xm. 295 New Almagest (of Kepler), vn. 148 New Almagest (of Riccioli), vm. 153 New moon. Sec Moon, phases of New stars. See Stars, new New Style (N.S.), 11. 22. See also Calendar, Gregorian Newton's problem, xi. 228, 229, 249 Newtonian telescope, ix. 168; xn. 252, 253, 256 Night-hour, 1. 16 Node, 11. 40, 43; v. 111 ; ix. 184 ; x. 213, 214; xi. 236, 246 Nubeculae, xm. 307 Nucleus (of a comet), xm. 304 Niirnberg school, hi. 68 ; iv. 73 Nutation, x. 206, 207, 213-215, 216, 218 ; xi. 232, 248 ; xn. 263 Nvx@y/J-epov, 1. 16 n Oberon, xn. 255 Obliquity of the ecliptic. See Ecliptic, obliquity of Observational astronomy, xm. 272, 273 Occultations, 1. 15 ; 11. 30 Octaeteris, 11. 19 Olbers's comet, xm. 291 Old Moore's Almanack, 1. 18 n Old Style (O.S.). See Calendar, Julian Opposition, 11. 43, 48 u ; m. 60 ; iv. 87, 88; v. in; vm. 161; xm. 281, 284, 297 Opposition of Mars, vm. 161 ; xm. 281, 284, 297 Optical double stars, xn. 264 Optics (of Gregory), x. 202 Optics (of Newton), ix. 192 Optics (of Ptolemy), 11. 46 Optics (of Smith), xn. 251 Opus Majus, Minus, Tcrtiuui (of Bacon), m. 67 Opuscules Mathc'matiqucs (of D'Alembert), xi. 233 Orion, nebula in, xn. 252, 259, 260; xm. 311 Oscillatorium Horologium (of Huygens), vm. 158 ; ix. 171 Pallas, xm. 294 Parabola, ix. 190; xi. 236 n ; xm. 276 Parallactic inequality, xm. 282 Parallax, 11. 43, 49; iv. 85, 92; v. 98, 100, no; vi. 129; vn. 145; vm. 161; x. 207, 212, 223, 227; xn. 257, 258, 263, 264; xm. 272, 278, 279, 281- 284 Parallax, annual, vm. 161. See also Parallax, stellar Parallax, horizontal, vm. 161 28](https://iiif.wellcomecollection.org/image/b21033870_0525.jp2/full/800%2C/0/default.jpg)