Side-lights on astronomy and kindred fields of popular science; essays and addresses (1906)
Newcomb, Simon, 1835-1909 · New York Harper · leaf 30
s. This halo is called the corona, and hasbeen most industriously studied and photographedduring nearly every total eclipse for thirty years.Thus we have learned much about how it looks andwhat its shape is. It has a fibrous, woolly structure,a little like the loose end of a much-worn hempenrope. A… … PHOTOGRAPH OF THE CORONA OF THE SUN, TAKEN INTRIPOLI DURING TOTAL ECLIPSE OF AUGUST 30, 1905 UNSOLVED PROBLEMS ferrcd that the sun has magnetic properties, a con-clusion which, in a general way, is supported by manyother facts. Yet the corona itself remains no less anunexplained phenomenon. A…
Astronomy
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