binary star


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binary star

n.
A system of two stars bound together by gravity and orbiting a common center of mass, most often appearing as a single star when visible to the unaided eye. Also called double star.

binary star

n
(Astronomy) a double star system comprising two stars orbiting around their common centre of mass. A visual binary can be seen through a telescope. A spectroscopic binary can only be observed by the spectroscopic Doppler shift as each star moves towards or away from the earth. Sometimes shortened to: binary See also optical double star, eclipsing binary

bi′nary star′


n.
a system of two stars that revolve about their common center of mass.
[1875–80]

binary star

A system of two stars that orbit a common center of mass. The pair often appears as a single star to the unaided eye.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.binary star - a system of two stars that revolve around each other under their mutual gravitation
star - (astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior
References in periodicals archive ?
It's a story of love and death, with two stars orbiting the same point - a binary star system - until one day the larger star explodes and floods its mate with material.
said having because binary STAR MAN Tottenham and England striker Harry Kane
The ground-based observations suggested two possible scenarios for the three-body system: a Saturn-mass planet orbiting a close binary star pair or a Saturn-mass and an Earth-mass planet orbiting a single star," explained David Bennett of the NASA Goddard Space Flight Center in Greenbelt, Maryland, the paper's first author.
The surprising part is that the equations that govern the motion of a binary star system are extremely simple to comprehend Newton's laws of gravitation alone will give good approximations of how a binary star system works.
A binary star known as PB 3877 is rocketing away at about 2 million kilometers per hour--possibly fast enough to escape the galaxy's gravitational pull--and all the usual explanations for such speedy stars fall short.
A binary star is a star system consisting of two or more stars, orbiting around their common center of mass.
A newly discovered planet in a binary star system located 3,000 light-years from Earth is expanding astronomers' notions of where Earthlike--and even potentially habitable --planets can form, and how to find them.
Hard drinking, anorexic habits, changing lives, a long-distance relationship, and love that burns out quickly: all these are facets of Binary Star, a poetic and evocative read that tells of death, rebirth, and change.
The nameless voice at the center of Binary Star is clearly, defiantly damaged.
com)-- Binary Star Systems, a woman owned creative agency in Bend, Oregon, is eager to help local companies grow their business with effective graphic design, marketing, web design and software development.
ISLAMABAD -- Astronomers have discovered a new planet that resembles our own Uranus in a binary star system 25,000 lightyears away.
Until the discovery, no one realised that rocky planets could form stable orbits around one member of a binary star system.