Young, Charles A. (Charles Augustus), 1834-1908, Young, Anne Sewell, b. 1871., ed · Boston, New York [etc.] Ginn and Company · leaf 162
irchanges usually rapid, but they continue sensibly unaltered,sometimes for days together; i.e., as long as they remain insight in passing around the limb of the sun. All their formsand behavior indicate that, like the clouds in our own atmos-phere, they exist and float, not in a vacuum, but in a… … Prominences Sept. 7, 1871, 12.30 p.m. (a) JpW Same at 1.15 p.m. (6) Fig. 58. The eruptive prominences, on the other hand, appear only inthe spot zones, and as a rule in connection with active spots.They usually seem to originate not within the spots them-selves but in the surrounding region of…
Astronomy · Constellations
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