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 49
is companions, our sun is also rapidly tra<velling through space. At pl-esent, his orbital velocityis thought to be about fifteen miles per second, whixjh is considerably less than many of his fellow suns. Thatpart of the heavens towards which he is travelling is situated on the confines of the… … DIFFERENT ORDERS OF STARS. The spectroscope, however, not only proves that the stars are suns, but that, like the various planets, theyare arranged into classes. Sirius, for instance, is found to belong to a type of star totally different in appear-ance from our sun. As seen in Plate 19, its…
Astronomy
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