This is a list of lists of
galaxies
A galaxy is a system of stars, stellar remnants, interstellar gas, dust, dark matter, bound together by gravity. The word is derived from the Greek ' (), literally 'milky', a reference to the Milky Way galaxy that contains the Solar System. ...
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Lists of galaxies
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List of galaxies
The following is a list of notable galaxies.
There are about 51 galaxies in the Local Group (see list of nearest galaxies for a complete list), on the order of 100,000 in the Local Supercluster, and an estimated 100 billion in all of the obs ...
, general list of galaxies
; Galaxies by type
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List of spiral galaxies
A spiral galaxy is a type of galaxy characterized by a central bulge of old Population II stars surrounded by a rotating disc of younger Population I stars. A spiral galaxy maintains its spirals arms due to density wave theory.
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Spira ...
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List of ring galaxies
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List of polar-ring galaxies
The following table lists polar-ring galaxies:
List
Inner Polar Rings
Some galaxies feature a "polar ring" within the disk of the galaxy
* UGC 5600Astronomy Letters, Volume 27, Number 2, February 2001, pp. 74-80(7) A photometric study of the ...
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List of quasars
This article contains lists of quasars. More than a million quasars have been observed, so any list on Wikipedia is necessarily a selection of them.
Proper naming of quasars are by Catalogue Entry, Qxxxx±yy using B1950 coordinates, or QSO Jxxxx ...
; Galaxies by association
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List of largest galaxies
This is a list of largest galaxies known, sorted by order of increasing major axis diameters. The unit of measurement used is the light-year (approximately 9.46 kilometers).
Overview
Galaxies are vast collections of stars, planets, nebulae an ...
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List of nearest galaxies
This is a list of known galaxies within 3.8 megaparsecs (12.4 million light-years) of the Solar System, in ascending order of heliocentric distance, or the distance to the Sun.
This encompasses about 50 major Local Group galaxies, and some that ar ...
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Satellite galaxies of the Milky Way
The Milky Way has several smaller galaxies gravitationally bound to it, as part of the Milky Way subgroup, which is part of the local galaxy cluster, the Local Group.
There are 59 small galaxies confirmed to be within of the Milky Way, but no ...
; Other characteristics
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List of galaxies named after people
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List of galaxies with richest globular cluster systems
Lists of galaxy agglomerations
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List of galaxy groups and clusters
This article lists some galaxy groups and galaxy clusters.
Defining the limits of galaxy clusters is imprecise as many clusters are still forming. In particular, clusters close to the Milky Way tend to be classified as galaxy clusters even wh ...
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List of galaxy superclusters
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List of filaments of galaxies
See also
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Lists of astronomical objects
This is a list of lists, grouped by type of astronomical object.
Solar System
* List of Solar System objects
* List of gravitationally rounded objects of the Solar System
* List of Solar System objects most distant from the Sun
* List of ...
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List of black holes
This list of black holes (and stars considered probable candidates) is organized by mass (including black holes of undetermined mass); some items in this list are galaxies or star clusters that are believed to be organized around a black hole. M ...
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Lists of clusters
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List of voids
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List of the most distant astronomical objects
This article documents the most distant astronomical objects discovered and verified so far, and the time periods in which they were so classified.
For comparisons with the light travel distance of the astronomical objects listed below, the age of ...
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