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Physical Doubles or Binaries |
| Figures with description. |
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Phi Persei: Double Star |
| APOD's image (December 12, 1997) with explanation. |
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The Double Star Library |
| Only links. |
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Evolved Stars in Binaries |
| An excellent example HD185510. Movie simulating how the stars orbiting one another. |
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Binary brown dwarfs |
| Binary brown dwarfs page at Phil Plait's Bad Astronomy site. |
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Binary stars |
| Binary stars page by Padua Astronomical Observatory. |
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The Webb Society |
| An international society of amateur and professional astronomers specialising in the observation of double stars and 'deep sky' objects, founded in 1967. |
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Relativistic Binaries in Globular Clusters |
| Article by Matthew J. Benacquista at Living Reviews in Relativity website. |
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Binary stars |
| Online lecture by James Schombert at the University of Oregon website on basic binary star properties. |
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Observing Double Stars for Fun and Science - Amateurs can still contribute to the study of binary stars |
| An article by Sky and Telescope. |
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The Importance of Binary Stars |
| Astronomy course notes by David Hanes at Queen's University Astronomy Group website. |
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Eagle Creek Observatory - Double Stars |
| Double Stars List by Constellation. |
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The Top 10 Double or Multiple Stars |
| A list at the "Catching the Light" astrophotography website by Jerry Lodriguss. |
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The DUNLOP CATALOGUE of DOUBLE STARS |
| A catalogue at "Southern Astronomical Delights" website by Andrew James. |
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The Spirit of 33 |
| An International Network of Double Stars Observers |
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Astronomical League Double Star Club |
| The purpose of the Double Star Club is to introduce observers to 100 of the finest double and multiple stars in the heavens. |
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Double Stars To Follow |
| An article by Martin Gaskell of the Prairie Astronomy Club. |
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Double Star Drawings |
| Double star drawings by the Belmont Society. |
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Biaze Colours |
| The Colours Of Double Stars - an article by Paul Baize at "Southern Astronomical Delights" website by Andrew James.
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Double Star List |
| A Double Star Catalog by the Belmont Society. |
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X-ray Binary Stars |
| X-ray binary stars information at NASA's Imagine the Universe website. |
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Deep Sky Database: Search for double stars within a constellation |
| Search for double stars by constellation and separation. Deep Sky Database is an online observing list generator for amateur astronomers which employs a web-based version of the Saguaro Astronomy Club's database, consisting of over 10,000 records. |
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X-ray Binaries |
| Properties and behaviour of X-ray binary systems discussed with a lot of illustrations included. A page at NASA GSFC website by Nicholas White. |
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HubbleSite - News Releases about binary stars |
| Hubble Space Telescope news releases related to binary stars including images made by HST. |
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High Energy Astrophysics Picture Of the Week, July 2, 2001: Compact Binary Quantization? |
| Astronomers have discovered an underlying pattern in the apparently random variations in X-ray brightness for 3 important compact binaries. |
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The Winnecke Catalog of Double Stars |
| August Winnecke (1835-97) published a series of observations, entitled "Doppelsternmessungen" (Double Star Measurements), in Astronomische Nachrichten No. 1738, vol 73, p 147-160,
published in Altona, February 8, 1869. |
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Catalogue of Cataclysmic Binaries, Low-Mass X-Ray Binaries and Related Objects |
| This catalogue lists coordinates, apparent magnitudes, orbital parameters, stellar parameters of the components and other characteristc properties of cataclysmic binaries, low-mass X-ray binaries and related objects with known or suspected orbital periods, together with a comprehensive selection of the relevant recent literature. Hosted by Max Planck Institute for Astrophysics. |
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Natural Particle Accelerator Discovered - a Universe Today article |
| Astronomers have discovered a binary system of a blue giant and a pulsar that operate as a natural particle accelerator, raising the energy levels of simple photons to some of the highest possible energies. |
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Binary star |
| Information on binary stars by Wikipedia, the free encyclopedia. |
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Types of Binary Stars |
| Introduction to binary stars at Australia's Commonwealth Scientific and Industrial Research Organisation web site. |
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X-ray Binaries including black holes |
| Introduction to binary stars including their images and spectra, provided by NASA's High Energy Astrophysics Science Archive Research Center. |
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APOD Index - Stars: Binary Stars |
| Binary star images with descriptions from NASA's Astronomy Picture of the Day site. |
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What is an X-ray binary? |
| An article by Ulf Torkelsson from the Department of Astronomy and Astrophysics of the Gothenburg University. |
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Astronomy Lecture Notes - Binary Stars |
| A brief description of binary stars with examples and images at the website of the University of Mississippi. |
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Binary Star Motions |
| Using Kepler's Laws to determine the mass of a binary system. A web page by Cornell University. |
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Binary star concept from the Astronomy Knowledge Base |
| Definition, main properties and examples of binary stars. |
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Integral Reveals New Class Of 'Supergiant' X-ray Binary Stars - ESA news article |
| ESA's Integral gamma-ray observatory has discovered a new, highly populated class of X-ray fast 'transient' binary stars, undetected in previous observations. |
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The Evolution of Compact Binary Star Systems |
| An article by Konstantin A. Postnov and Lev R. Yungelson at the Living Reviews in Relativity website.
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Binary and Variable Stars |
| A brief introduction to binary stars at the Journey Through the Galaxy website. |
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A Sub-Stellar Jonah - European Southern Observatory science release |
| Using ESO's Very Large Telescope, astronomers have discovered a rather unusual system, in which two planet-size stars, of different colours, orbit each other. |
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Hanwell Community Observatory | Double Stars |
| Recommendations for visual double star observing at the Hanwell Community Observatory's website. |
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The Tycho double star catalogue |
| The Tycho Double Star Catalogue is based on Tycho and Tycho-2 catalogues and contains a total of 103259 entries. |
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The Double Star Website of Nice |
| SIDONIe (Site Informatique des étoiles Doubles de Nice) - Double star database of the Nice-Côte d'Azur Observatory. |
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Journal of Double Star Observations |
| The Journal of Double Star Observations is an electronic journal published quarterly by the University of South Alabama.
The JDSO is especially interested in observations made by amateur astronomers. |
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DOUBLE STAR LIBRARY |
| The Double Star Library hopes to be a means by which various types of binary and multiple star information can be easily disseminated among binary star astronomers in IAU Commission 26 and related commissions. These types of information include (but are not limited to) lists of newly discovered systems or orbits, new astrometric or spectroscopic data for known systems, notices of meetings or observing campaigns, and titles of recently published papers. |
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NASA Mission Finds Link Between Big and Small Stellar Blasts |
| Proof that certain double star systems can erupt in full-blown explosions and then continue to flare up with smaller bursts has been spotted by the ultraviolet eyes of NASA's Galaxy Evolution Explorer. |
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85 Double, Multiple, and Stars of Unusual Color (sorted by constellation) |
| Object list derived from DeepMap 600, copyright (c) 1997 Orion Telescopes & Binoculars. |
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Astrometry & Dynamics: Double & Multiple Stars - Royal Observatory of Belgium (Brussels) |
| This page aims at giving you some basic information on double stars, on new observational techniques used to study these (e.g CCD) and shows results for some double stars obtained by the succesful HIPPARCOS space mission. We hope to raise in you a lot of questions about the Universe in general and double stars in particular. |
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Double Stars |
| Sky and Telescope articles on binary stars. |
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Celestial odd couple discovered - Astronomy Magazine article |
| Astronomers are puzzled by the "Hang-loose Binary" - a pair of low-mass stars with an extreme orbital separation. |
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Binaries among Galactic classical Cepheids |
| Information on cepheids in the Milky Way galaxy which are known to have a physical companion. Provided by Konkoly Observatory of the Hungarian Academy of Sciences. |
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Milky Way mystery possibly solved - Astronomy Magazine article |
| A vast cloud of antimatter in our galaxy may be traced to binary stars. |
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