Mitton, G. E. (Geraldine Edith) · London A. and C. Black · leaf 78
er than Venus they are not of such greatimportance. It was by the close observation ofVenus during her transits that the distance fromthe earth to the sun was first measured. Not untilthe year 2004 will another transit of Venus occur. It is not difficult to imagine that the earth mustappear a… … ORBITS OF UAKS, THE EARTH, VENUS, AND MERCURY. change as they are obscured by the clouds rollingover them. At the North and South Poles will beglittering ice-caps, growing larger and smaller as 56 THE CHILDRENS BOOK OF STARS they turn toward or away from the sun. A briUiantspectacle ! We might say…
Astronomy -- Juvenile literature
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