Electro astronomical atlas ... with explanatory notes, questions and answers (1874)
Spoor, J. W. (Joseph W.) · Albany, N.Y., Weed, Parsons and Company · leaf 121
fan - shape,extending not less than112,000,000 miles. Q. What is theaphelion distance ofthis Comet ? A. It is fourteentimes that of Nep-tune, or 40,000,000,000miles, reaching far be-yond the Solar Systemor the stretch of thelargest telescope. Q. What is said of the Comet of 1835, commonlyknown as… … Fig. 51. GKEAT COMET OF 1811, FEOM A DKAWIHO BY ADMIKAL SMYTH, IN THE SPECULUM HARTWELLIA1TUM. A. He on examining the great Comets of 1531,1607, and 1682, believed they were only the reap-pearance of the same Comet. Q. What period did he fix as the time in whichit uniformly returned ? A. He…
Astronomy
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