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Article: eclipse
- Article from:
- The Columbia Encyclopedia, Sixth Edition
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Copyright informationThe Columbia Encyclopedia, Sixth Edition. Copyright 2008 Columbia University Press. (Hide copyright information)
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eclipse [Gr.,=failing], in astronomy, partial or total obscuring of one celestial body by the shadow of another. Best known are the lunar eclipses, which occur when the earth blocks the sun's light from the moon, and solar eclipses, occurring when the moon blocks the sun's light from a small portion of the earth. Occasionally a double or binary star system is aligned so that one star eclipses the other as seen from the earth; these stars are known as eclipsing binaries. Also important to science have been the eclipses of Jupiter's satellites; in 1675 the Danish astronomer Ole Roemer used these eclipses to calculate the speed of light. Observations of starlight passing near the sun during ...
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Article: The sun and the moon.(short story)
Children's Playmate;
April 1, 1994 ;
518 words
......their songs at me. The moon sighed with satisfaction. It's a beautiful earth down there! Bah, said...well-being of the earth and all its creatures. Listen! And the moon began to sing softly...with friends. So the moon continues on its own path around the earth as the sun watches...
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