Electro astronomical atlas ... with explanatory notes, questions and answers (1874)
Spoor, J. W. (Joseph W.) · Albany, N.Y., Weed, Parsons and Company · leaf 79
ave once flowed out in all direc-tions from these volcanic mountains. Q. For what is Copernicus distinguished % A. It is one of the grandest of the Ring moun-tains. Q. What is the length of its diameter ? A. It is fifty-six miles in diameter. Q. What is there peculiar in its formation ? A. It has a… … Copernicus, from a drawing by Sir John Herschel. Q. How does it appear in light of the FullMoon? A. It is exceedingly brilliant, and sometimesresembles a string of pearls. Q. What other of the Ring mountains is visibleto the naked eye ? A. Tycho appears in the south-east quadrantof the Moon ; is…
Astronomy
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