active galaxy
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Galaxy — This article is about the astronomical structure. For other uses, see Galaxy (disambiguation). NGC 4414, a typical spiral galaxy in the constellation Coma Berenices, is about 55,000 light years in diameter and approximately 60 million light… … Wikipedia
Active galactic nucleus — An active galactic nucleus (AGN) is a compact region at the centre of a galaxy which has a much higher than normal luminosity over some or all of the electromagnetic spectrum (in the radio, infrared, optical, ultra violet, X ray and/or gamma ray… … Wikipedia
Galaxy merger — Galaxy mergers can occur when two (or more) galaxies collide. They are the most violent type of galaxy interaction. Although galaxy mergers do not involve stars or star systems actually colliding, due to the vast distances between stars in most… … Wikipedia
Galaxy Nexus — The Galaxy Nexus Manufacturer Sa … Wikipedia
Galaxy Science Fiction — was a digest size science fiction magazine, the creation of noted editor H. L. Gold, who found a responsive readership when he put the emphasis on imaginative sociological explorations of science fiction rather than hardware and pulp prose.… … Wikipedia
Galaxy groups and clusters — are the largest known gravitationally bound objects to have arisen thus far in the process of cosmic structure formation.[1] They form the densest part of the large scale structure of the universe. In models for the gravitational formation of… … Wikipedia
Galaxy AGN classification — or galaxy active galactic nucleus classification is classification of galaxies with active galactic nuclei (AGN) in astronomy.There are two main types of AGNs, Radio quiet and Radio loud, which are each broken up into further sub types.* Radio… … Wikipedia
Active suspension — Active or adaptive suspension is an automotive technology that controls the vertical movement of the wheels with an onboard system rather than the movement being determined entirely by the road surface. The system virtually eliminates body roll… … Wikipedia
Galaxy classification — is classification by means of and for the discipline of astronomy.* galaxy morphological classification * galaxy AGN classification (galaxy active galactic nucleus classification)There are three main types of Galaxies, barred Spiral, Spiral, and… … Wikipedia
Galaxy Records — was a subsidiary of Fantasy Records. It was established in 1951 and has been reactived several times. Its first incarnation was as a 1950s jazz label. It was revived again in 1961 as a gospel and R B label. It was last active from 1978 until the… … Wikipedia
