Star-land : being talks with young people about the wonders of the heavens (1891)
Ball, Robert S. (Robert Stawell), Sir, 1840-1913 · London ; Paris : Cassell & Co. · leaf 193
Fie. 58.— The Effect of Attraction. move in a straight line were it not for the attraction of the sun which draws the body aside. THE GEOGRAPHY OF MARS. It remains to say something with respect to thegeography of our fellow-planet, a subject which seems allthe more interesting because Mars is so… … Fig. 59.—Views of Mars. is directed to the planet, a beautiful picture of anotherworld is unfolded (Fig. 59). There are many markings The Inner Planets. 179 visible on his surface, but we must always remember thateveu with our most powerful telescopes the planet stillappears a long way off. Under…
Astronomy
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