Through the Telescope

by James Baikie

• Calcium in chromosphere, [73]
• Campbell, atmosphere of Mars, [140];
  • bright projections on Mars, [141];
  • spectroscopic investigation of Saturn's rings, [180]
• Canals. See [Mars]
• Canes Venatici, great spiral nebula in, [265]
• Canopus, [234]
• Capella, [234]
• Capricorni α, naked-eye double, [241]
• Carpathians, [117]
• Carrington, solar rotation, [59]
• Cassegrain. See [Telescope], forms of
• Cassini uses aerial telescope, [4];
  • discovers four satellites of Saturn and division of ring, [4];
  • observations on Jupiter, [160];
  • discovers division in Saturn's ring, [177];
  • four satellites of Saturn, [184], [186], [187]
• Cassiopeiæ η, double star, [242];
  • Nova, [252]
• Castor, [234];
  • double star, [242];
  • binary, [245]
• Caucasus, lunar, [116]
• Cauchoix constructs 12-inch O.G., [6]
• Celaeno, [256]
• Celestial cycle, [18]
• Centauri α, [231], [234]
• Ceres, discovery of, [149];
  • diameter of, [152];
  • reflective power, [152]
• Ceti ζ, naked-eye double, [241];
  • Mira (ο) variable star, [248];
  • period, [249]
• Challis, search for Neptune, [199]
• Chambers, G. F., on comets, [208-209];
  • number of comets, [209]
• Chromosphere, [71], [73], [76];
  • depth of, [73];
  • constitution of, [73]
• Clark, Alvan, constructs 18-½-inch, [8];
  • 26-inch, [8];
  • 30-inch Pulkowa telescope and 36-inch Lick, [8];
  • 40-inch Yerkes, [9]
• Clavius, lunar crater, [113], [114], [120]
• Clerke, Miss Agnes, [60], [73];
  • climate of Mercury, [85];
  • on Mars, [139];
  • albedo of asteroids, [152];
  • Jupiter's red spot, [161];
  • on comet 1882 (iii.), [218];
  • on Mira Ceti, [248]
• Clerk-Maxwell, constitution of Saturn's rings, [179]
• Cluster variables, [259]
• Clusters, irregular, [256];
  • globular, [258]
• Coggia's comet, [211]
• Coma Berenices, [256]
• Comas Solà, rotation of Saturn, [174]
• Comet of 1811, [206];
  • of 1843, [206], [215], [216];
  • of Encke, [207];
  • of Halley, [207], [213];
  • Brooks, [210];
  • Donati, [205], [210];
  • Tempel, [211];
  • 1866 (i.), [214], [224];
  • Winnecke, [211];
  • Coggia, [211];
  • Holmes, [211];
  • Biela, [213];
  • and Andromeda meteors, [214], [215], [224], [225];
  • great southern (1901), [211];
  • Wells, [213];
  • of 1882, [213], [216-219];
  • De Vico, [213];
  • Brorsen, [213];
  • of Swift 1862 (iii.), and Perseid meteors, [214], [224];
  • great southern (1880), [216];
  • of 1881, [216];
  • of 1807, [216]
• Comets, [203] et seq.;
  • structure of, [205];
  • classes of, [206-208];
  • number of, [209];
  • spectra of, [211-213], [218];
  • constitution of, [212], [218];
  • connection with meteors, [214], [215], [224];
  • families of, [215-218];
  • observation of, [219-222]
• Common 5-foot reflector, [12];
  • photographs Orion nebula, [262]
• Constellations, formation of, [237], [238]
• Contraction of sun, [79]
• Cooke, T., and Sons, 25-inch Newall telescope, [8];
  • mounting of 6-inch refractor, [31]
• Copernicus, prediction of phases of Venus, [92];
  • lunar crater, [114];
  • ray system of, [120], [121]
• Corona, [71], [72], [76];
  • tenuity of, [71];
  • variations in structure, [71];
  • minimum type of, [71], [72];
  • maximum type of, [72];
  • constitution of, [72]
• Corona Borealis, [238];
  • Nova in, [252]
• Coronal streamers, analogy with Aurora, [71]
• Coronium, [72], [73]
• Cottam, charts of the constellations, [278]
• Crape ring of Saturn, [178]
• Craters, lunar, [109], [112];
  • ruined and 'ghost,' [111];
  • number and size, [112];
  • classification of, [112]
• Cygni, [61], [231];
  • alpha], [234];
  • β, colour of, [236]

D

• Darwin, G. H., evolution of Saturnian system, [186]
• Dawes discovers crape ring, [178];
  • search for Neptune, [199], [200]
• Deimos, satellite of Mars, [143]
• Delphinus, [237]
• Denning, absence of colour in reflector, [22];
  • measuring sun-spots, [51], [53];
  • on naked-eye views of Mercury, [82];
  • abnormal features on Venus, [94];
  • on canals of Mars, [136];
  • observations of cloud on Mars, [139], [140];
  • changes on Jupiter, [159], [160];
  • rotation of Saturn, [174];
  • visibility of Cassini's division, [182];
  • number of meteor radiants, [225];
  • classification of sporadic meteors, [227];
  • meteoric observation, [227], [228];
  • stationary radiants, [229]
• Deslandres, calcium photographs of sun, [60];
  • on form of corona, [72];
  • photographs chromosphere and prominences, [74]
• De Vico's comet, [213]
• Dew-cap, [39]
• Digges, supposed use of telescopes, [1]
• Dollond, John, invention of achromatic, [5];
  • 5-foot achromatics, [6]
• Donati, comet of 1858, [205], [210];
  • spectrum of comet Tempel, [211]
• Doppler's principle, [180]
• Dorpat refractor, [6], [7], [31]
• Douglass, markings on Venus, [95]
• Draco, planetary nebula in, [266]
• Dunér, rotation of sun, [59]

E

• Earth-light on moon, [105]
• Eclipse, Indian, 1898, [70];
  • 1878, July [29], [72];
  • 1870, December [22], [74]
• Eclipses, solar, [68-70];
  • of moon, [105], [106]
• Electra, [256]
• Electrical influence of sun on earth, [63]
• Elger on lunar Maria, [111];
  • lunar clefts, [119];
  • lunar chart, [125]
• Elkin observes transit of comet 1882 (iii.), [212]
• Encke discovers division in ring of Saturn, [177];
  • search for Neptune, [200]
• Equatorial mountings, [29-31], [36]
• Equulei δ, short-period binary, [245]
• Erck, Dr. Wentworth, satellites of Mars, [144]
• Eros, discovery of, distance of, [151];
  • variability of, [152]

F

• Fabricius observes Mira Ceti, [248]
• Faculæ, [59];
  • rotation period of, [59]
• Faculides, [60]
• Finder. See [Telescope]
• Finlay, transit of comet 1882 (iii.), [212]
• Flamsteed, catalogue of stars, [278]
• Fomalhaut, [234]
• Fowler, 'Telescopic Astronomy,' [17]
• Fracastorius, [111]

G

• Galaxy. See [Milky Way]
• Galilean telescope. See [Telescope], forms of
• Galileo Galilei, invention of telescope, [2];
  • loss of sight, [47];
  • discovery of phases of Venus, [92];
  • on lunar craters, [112];
  • discovers four satellites of Jupiter, [166];
  • observations of Saturn, [175], [176]
• Galle discovers Neptune, [200]
• Gassendi observes transit of Mercury, [87];
  • lunar crater, [119]
• Geminorum α. See [Castor]
• George III. pensions Herschel, [193]
• Georgium Sidus, [194]
• Gore, period of Algol, [250];
  • globular clusters, [259];
  • 'The Stellar Heavens,' [278]
• Gregorian. See [Telescope], forms of
• Grubb, 27-inch Vienna telescope, [8];
  • on telescopic powers, [41]
• Gruithuisen, changes on moon, [126]

H