INDEX. 



AIR, great wave caused by Kra- 



katoa explosion, 326-330 

 Andromeda, nebula in, 124 

 photograph of, 315-317 

 Andromedes, 245, 246 

 Ant, brain of, 351-353 

 Astrology, survivals of, 196 

 the number seven, 197 

 days of the week, 198-20 

 Atmosphere, of moon, 8} ,- ut 

 planets, 86 



B 



BBAGLB, voyage of they 343, 344 



CARBON, formation of, in trees, 



42-44 



Chart of the heavens, 311 

 Climatic changes, 4 

 Coal, prehistoric sunbeams, 44 

 Colours of stars, Doppler's theory, 



280 



affected by motion, 278-281 

 Constellations, changes in forms of, 



264, 267 

 Cnvier quoted, 364 



DAT, length of, increasing, 64, 66 

 ancient five-hours' day, 66 

 future 1,400-hours' day, 72, 73 



Days of week, names of, 198-200 



Darwinism and astronomy, 343-364 

 " The Origin of Species," 344 

 natural selection, 345, 355, 356, 



361, 362 



the past of the sun, 346-348 

 history of solar system, 348 

 genesis of earth, 349 

 organic evolution, 350 

 spontaneous generation, 354 

 accumulations of variations, 



359-361 

 Denning, Mr. W. F., observation 



of a shooting star, 211-214 

 Distances of stars, 259, 260 

 Doppler, theory of star colours, 

 280 



EABTH, attraction by the sun, 2, 5 

 elements common to it and sun, 



19 



tides and the moon, 63, 74 

 tides and the sun, 75 

 antiquity of, 65, 66 

 genesis of, 349 

 length of day increasing, 64, 



66 



ancient five-hours' day, 66 

 future 1,400-hours' day and 



month, 72, 73 

 speed of rotation and the moon, 



67 



moon receding from, 67 

 ancient propinquity of moon, 



68 



will present a fixed face, 74 

 as seen from moon, 82, 95 

 accumulation of meteoric de- 

 bris on, 230 



