Carinæ, η, light variation,[ 48],[ 49];
spectrum, [379]
Carrington, astronomical career, [144] [145];
sun-spot observations, [146]
solar rotation, [147]
spot-distribution, [148]
luminous outburst on sun, [159] [160]
Jovian and sun-spot periods, [163]
origin of comets, [370]
Cassini, Domenico, discoveries of Saturnian satellites,[ 84];
of division in ring,[ 85]
solar rotation period, [146]
solar parallax, [228]
rotation of Venus, [250]
of Mars, [274]
of Jupiter, [290] [295]
satellite of Venus, [256]
satellite-transit on Jupiter, [291]
Cassini, J. J., stellar proper motions,[ 10];
sun-spots on limb,[ 54]
theory of corona,[ 66]
rotation of Venus, [250]
structure of Saturn's rings, [299]
Castor, system of,[ 18], [389]
Cavendish experiment,[ 60], [261]
Ceres, discovery,[ 73],[ 74];
diameter,[ 75], [288]
Chacornac, observation of sun-spot, [156];
star-maps, [284] [413]
variable nebula, [403]
Challis, search for Neptune,[ 81],[ 82];
duplication of Biela's comet,[ 96]
Charlois, discoveries of minor planets, [283]