- double stars
- two stars which are so close together that they appear to be one star when seen by the naked eye
English contemporary dictionary. 2014.
double stars
Look at other dictionaries:
Index Catalogue of Visual Double Stars — The Index Catalogue of Visual Double Stars, or IDS, is a catalog of double stars. It was published by Lick Observatory in 1963 and contains measurements for 64,250 objects, covering the entire sky. [pp. 723 ndash;724, The Observer s Guide to… … Wikipedia
Winnecke Catalogue of Double Stars — The Winnecke Catalogue of Double Stars is an astronomical catalogue of double stars published by Friedrich August Theodor Winnecke on February 8, 1869. It contains some well known pairs, and a few unknown until that date which became known as WNC … Wikipedia
Double star — For other uses, see Double star (disambiguation). In observational astronomy, a double star is a pair of stars that appear close to each other in the sky as seen from Earth when viewed through an optical telescope. This can happen either because… … Wikipedia
Double Visuelle — Binaire visuelle Mizar, son compagnon, et Alcor, d après Camille Flammarion (1882) Une étoile double optique est un couple d étoiles proches sur le ciel dont les deux composantes peuvent être observées séparément avec un instrument comme un… … Wikipédia en Français
Double visuelle — Binaire visuelle Mizar, son compagnon, et Alcor, d après Camille Flammarion (1882) Une étoile double optique est un couple d étoiles proches sur le ciel dont les deux composantes peuvent être observées séparément avec un instrument comme un… … Wikipédia en Français
double star — /ˈdʌbəl sta/ (say dubuhl stah) noun two stars so near to each other in the sky that they appear as one under certain conditions; optical double stars are two stars at greatly different distances but nearly in line with each other and the… …
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