Johnson, Gaylord · New York, The Macmillan company · leaf 160
gs are true of Mercury, except that henever gets much over a fifth of the way up the skyfrom the horizon to the overhead point. This istrue because his path is so much smaller than thatof Venus. An inferior planet is never seen directly SIXTH REEL 145 overhead, but the superior planets, Mars,… … If you could look at the sunset sky, when bothMercury and Venus are at greatest elongationEast, you would see the sun along the line AB,Mercury along the line AC, and Venus along theline AD. The sky would then look to you like thenext picture with Venus much over twice as highup as Mercury, As a…
Astronomy
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