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Search "Variable star"
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Variable star | |
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About 18 pages (5,384 words) in 4 products |
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Encyclopedia and Summary Information
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 Variable Stars Summary
454 words, approx. 2 pages Variable stars are stars that have regular or semi-regular, periodically varying brightnesses, and they have been known since medieval times. One of the most famous is known as Algol, which is Arabic for "Demon Star." Its brightness varies by more than... summary from source:
 Variable Star
287 words, approx. 1 pagesany star whose observed light varies notably in intensity. The changes in brightness may be periodic, semiregular, or completely irregular. A brief treatment of variable stars follows. For full treatment, &see; star: Variable stars. Variable stars... summary from source:
Variable Star
86 words, approx. 1 pagesStar whose observed brightness varies noticeably in intensity. Pulsating variables expand and contract in cycles, pulsating rhythmically in brightness and size. Explosive variables include novas and supernovas, which brighten rapidly due to sudden... summary from source:
 Variable star Information
4,557 words, approx. 15 pages
Variable Star is a 2006 novel written by Spider Robinson based on the surviving seven pages of an eight page 1955 novel outline by the late Robert A. Heinlein. It describes the coming of age of a young musician who signs on to the crew of a starship as... 
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 Discover Vanishing stars. (variable stars)(Night Watchman)(Column)
10/01/1995: 644 words, approx. 2 pages October is a good time to observe variable stars, which change their brightness by orders of magnitude sometimes as often as every few days. Members of the American Assn of Variable Star Observers tracks their periods. The stars Algol, Chi Cygni, Delta Cephei and... summary from source:
Science News
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Variable star | |
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About 18 pages (5,384 words) in 4 products |
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