- binary quasar
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A pair of quasars which gravitationally interact with each other, unlike a standard double quasar, which does not interact.See Also: binary star, binary planet, binary asteroid
Wikipedia foundation.
Wikipedia foundation.
Quasar (Wendell Vaughn) — Superherobox| caption=Quasar Art by Greg Capullo and Keith Williams comic color=background:#ff8080 character name=Quasar real name=Wendell Elvis Vaughn publisher=Marvel Comics debut=as Marvel Man: Captain America #217 (January, 1978) as Quasar:… … Wikipedia
quasar — Synonyms and related words: Beehive, Cepheid variable, Hertzsprung Russell diagram, Hyades, Messier catalog, NGC, Pleiades, Seven Sisters, absolute magnitude, binary star, black hole, double star, dwarf star, fixed star, giant star, globular… … Moby Thesaurus
Double quasar — A pair of quasars may be referred to as a double quasar, if they appear close to each other in the sky. This pairing may result in a chance alignment, physical proximity, actual close physical interaction, or effects of gravity bending the light… … Wikipedia
Multiple quasar — When two quasars are so nearly in the same direction as seen from Earth that they appear to be a single quasar but may be separated by the use of telescopes, they are referred to as a double quasar . These are two different quasars, and not the… … Wikipedia
double quasar — noun a) Two quasars which form a system, such that they gravitationally interact, or are part of the same cluster of galaxies; a binary quasar. b) Two quasars that appear to be paired when seen in an image, either because they orbit one another… … Wiktionary
X-ray binary — Artist s impression of an X ray Binary X ray binaries are a class of binary stars that are luminous in X rays. The X rays are produced by matter falling from one component, called the donor (usually a relatively normal star) to the other… … Wikipedia
List of astronomy acronyms — This is a compilation of acronyms commonly used in astronomy. Most of the acronyms are drawn from professional astronomy and are used quite frequently in scientific publications. However, a few of these acronyms are frequently used by the general … Wikipedia
cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… … Universalium
Gravitational microlensing — Gravitational Lensing Formalism Strong lensing … Wikipedia
Outline of astronomy — Mauna Kea in Hawaii is one of the world s premier observatory sites. Pictured is the W. M. Keck Observatory, an optical interferometer. The following outline is provided as an overview of and topical guide to astronomy: Astronomy – studies the… … Wikipedia