Lockyer, Norman, Sir, 1836-1920 · London : Macmillan and Co. · leaf 223
The tigure also shows us that when Mars is observedat the solstice indicated, we see the southern hemisphereof the planet better than the northern one ; while at those iS8 ASTRONOMY. oppositions which occur when the planet is at the oppositesolstice, the northern hemisphere is most visible. But… … Fig. 38.—Appearance of Satum when the plane of the ring-system passesthrough the Earth. latter case the planet is to the north of the ecliptic, andtherefore in a better position for observation in northernlatitudes ; and in the foiTner it is below the ecliptic, andwe see less of the southern…
Astronomy · Solar system
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