Familiar lessons on astronomy ; designed for the use of children and youth .. (1848)
Fowler, Lydia F. (Lydia Folger), 1823-1879 · New York, Fowlers & Wells · leaf 107
is said of the length of a comets train? 11. Why is itthought that comets contain very little matter ? Are they affected bythe contact with other bodies ? 12. For what is the year 1770 remarka-ble ? What effect did it produce on the earth ? On Jupiter ? Whatwas its orbit at first ? What change… … COMETS. 13. There are three comets whose revolution andcourse have been ascertained. One is called Halley^scomet, because he predicted its return. When it ap-peared in 1305, it was very large, and its train reachedfrom the horizon to the zenith. Terror and fear filled 12. What is peculiar to the…
Astronomy
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