Multiple star - Wikipedia, the free encyclopedia
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A multiple star consists of three or more stars which appear from the Earth to be close to one another in the sky. This may result from the stars being physically close and gravitationally bound to ...
en.wikipedia.org/wiki/Multiple_star
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Star system - Wikipedia, the free encyclopedia
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This article is about stars in outer space. For the Hollywood star system, see Star system (film). For a system of planets around a star, see Planetary system. A star system or stellar system is ...
en.wikipedia.org/wiki/Star_system
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Systems with multiple stars are widespread throughout the universe, accounting for more than half of all stars. Our Sun's closest star, Alpha Centauri, is a member of a trio. "Multiple-star systems have not been popular planet-hunting grounds," said Konacki. ... Solar System...
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www.jpl.nasa.gov/news/news.cfm?release=2005-115
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If there are two stars in the system, it is called a binary star system. We shall concentrate on such binary systems as representative of multiple stars.
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csep10.phys.utk.edu/astr162/lect/binaries/binaries.html
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The triple-star system, HD 188753, is located 149 light-years away in the constellation Cygnus. The primary star is like our Sun, weighing 1.06 solar masses. The other two stars form a tightly bound pair, which is separated from the primary by approximately the Sun-Saturn distance. ... Targeting multiple stars...
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www.space.com/scienceastronomy/050713_triple_sun.html
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WASHINGTON D.C. - An astronomer who was looking for signs of planet formation around young, double-star systems instead found a third star in about half the cases. ... How a triple-star system works. Click to enlarge.
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www.space.com/scienceastronomy/astronomy/triple_stars_0...
www.space.com/scienceastronomy/astronomy/triple_stars_020110.html
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Explanation: Mizar (sounds like "My Czar") is a binary star. In fact, most stars are binary stars. In a binary star system, each star of the pair follows an elliptical orbital path.
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antwrp.gsfc.nasa.gov/apod/ap970219.html
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Systems with multiple stars are widespread throughout the universe, accounting for more than half of all stars. Our Sun's closest star, Alpha Centauri, is a member of a trio. "Multiple-star systems have not been popular planet-hunting grounds," said Konacki. ... Solar System...
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www.nasa.gov/vision/universe/newworlds/threesun-071305a...
www.nasa.gov/vision/universe/newworlds/threesun-071305a.html
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Planets of the HD 98800 system, if they exist, would experience such a view. HD 98800 is a multiple star system about 150 light years from Earth -- right in our section of the Milky Way Galaxy. For years it has been known that HD 98800 consists of two pairs of double stars, with one pair surrounded by a disk of dust.
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www.nasa.gov/multimedia/imagegallery/image_feature_884....
www.nasa.gov/multimedia/imagegallery/image_feature_884.html
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