Newcomb, Simon, 1835-1909, Holden, Edward Singleton, 1846-1914, joint author · New York : H. Holt and company · leaf 176
from the earthin each position. At A it is new moon, the moon being nearlybetween the earth and the sun. Its dark hemisphere PBAtfUS OF THE MOON. IJJ is then turned toward the earth, so that it is entirelyinvisible. At E the observer on the earth sees about a fourth ofthe illuminated hemisphere,… … Pig. 56. This appearance is sometimes called the old moon inthe new moons arms. At Cthe moon is said to be in her first quarter, andone half her illuminated hemisphere is visible. At G three fourths of the illuminated hemisphere isvisible, and at B the whole of it. The latter position, whenthe moon…
Astronomy
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