A popular handbook and atlas of astronomy, designed as a complete guide to a knowledge of the heavenly bodies and as an aid to those possessing telescopes (1891)
Peck, William, Sir, 1862-1925 · New York, G. P. Putnam's Sons · leaf 74
nce is soenormous that an express train, travelling continuously at the velocity of sixty miles per hour, would requirenearly 177 years to journey over it. Even light occupies a sensible interval in darting across this mighty voidlying between us and the great centre of the system. Each minute this… … Fig. 16. diagram showing ratio ofthe orbit of the moon to thediameter of the sun, a b. SIZE OF THE SUN. The distance of the sun being so enormous, proves that he is a globe of gigantic size. To all appearancehe is about the same size as the moon, having an apparent diameter of about half a degree.…
Astronomy
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