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The most massive galaxies are thought to always contain a supermassive black hole (SBH); these galaxies do not contain nuclear star clusters, and the CMO is identified with the SBH. Fainter galaxies usually contain a nuclear star cluster (NSC). In most of these galaxies, it is not known whether a
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Nishiyama, S.; Schödel, R. (2012). "Young, Massive Star
Candidates Detected throughout the Nuclear Star Cluster of the Milky Way".
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Böker, Torsten (2010b). "Young
Massive Star Clusters in the Era of the Hubble Space Telescope". In Macchetto, F. Duccio (ed.).
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supermassive black hole is present, and the CMO is identified with the NSC. A few galaxies, for instance the
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Böker, Torsten (2010a). "Nuclear star clusters". In de Grijs, Richard; Lépine, Jacques R. D. (eds.).
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scientist
Torsten Böker observes that some galaxies appear to have neither SBHs nor NSCs.
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277:. IAU symposium and colloquium proceedings. Vol. 266. Cambridge University Press.
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304:. Astrophysics and Space Science Proceedings. Springer Science & Business Media.
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Star
Clusters (IAU S266): Basic Galactic Building Blocks Throughout Time and Space
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galaxies have CMOs, and that a common mechanism of galaxy formation causes both,
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The mass associated with CMOs is roughly 0.1–0.3% times the total mass of the
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76:) is a high mass object or cluster of objects at the centre of a large
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The star-like nucleus at the centre of this edge-on spiral galaxy,
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84:. In the case of the former, the CMO may be a
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976:List of the most distant astronomical objects
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104:, are known to contain both a SBH and a NSC.
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185:Dynamics and Evolution of Galactic Nuclei
302:The Impact of HST on European Astronomy
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1158:. You can help Knowledge (XXG) by
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107:Although this is suggestive that
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1047:Galaxy formation and evolution
1042:Galaxy color–magnitude diagram
32:, is a central massive object.
1:
205:Astronomy & Astrophysics
929:Galaxies named after people
235:10.1051/0004-6361/201219773
1246:
1137:
1062:Gravitational microlensing
1017:Galactic coordinate system
190:Princeton University Press
16:Central object of a galaxy
1100:
92:, or even both together.
37:
21:
1210:Supermassive black holes
1027:Galactic magnetic fields
840:Brightest cluster galaxy
736:Luminous infrared galaxy
1220:Stellar astronomy stubs
1022:Galactic habitable zone
1007:Extragalactic astronomy
596:Supermassive black hole
510:Active galactic nucleus
135:Core collapse (cluster)
86:supermassive black hole
1154:-related article is a
774:Low surface brightness
525:Central massive object
80:, such as a galaxy or
70:central massive object
1205:Astrophysics concepts
1052:Galaxy rotation curve
1087:Population III stars
1082:Intergalactic travel
1032:Galactic orientation
899:Voids and supervoids
90:nuclear star cluster
1077:Intergalactic stars
966:Large quasar groups
961:Groups and clusters
825:Groups and clusters
684:Lyman-alpha emitter
576:Interstellar medium
227:2012yCat..35490057N
1230:Astrophysics stubs
1072:Intergalactic dust
1057:Gravitational lens
1012:Galactic astronomy
981:Starburst galaxies
721:blue compact dwarf
677:Energetic galaxies
641:BL Lacertae object
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1166:
1132:
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1092:Galaxy X (galaxy)
1067:Illustris project
1037:Galactic quadrant
758:Wolf-Rayet galaxy
748:Green bean galaxy
743:Hot dust-obscured
694:Luminous infrared
458:Elliptical galaxy
188:. Princeton, NJ:
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1225:Relativity stubs
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753:Hanny's Voorwerp
663:Relativistic jet
537:Dark matter halo
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145:Stellar dynamics
82:globular cluster
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986:Superclusters
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889:Superclusters
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779:Ultra diffuse
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613:Active nuclei
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1215:Star systems
1160:expanding it
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845:fossil group
767:Low activity
601:Ultramassive
524:
431:Dwarf galaxy
414:intermediate
409:grand design
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266:Bibliography
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208:
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198:
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159:
120:
108:
106:
94:
73:
69:
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904:void galaxy
867:cannibalism
852:Interacting
808:Interaction
794:Blue Nugget
784:Dark galaxy
689:Lyman-break
581:Protogalaxy
547:Disc galaxy
256:Böker 2010b
164:Böker 2010a
78:star system
1199:Categories
1152:black hole
944:Polar-ring
789:Red nugget
731:faint blue
591:Spiral arm
446:spheroidal
436:elliptical
419:Magellanic
404:flocculent
372:Lenticular
359:Morphology
151:References
879:Satellite
874:Jellyfish
862:collision
799:Dead disk
716:Starburst
631:Markarian
503:Structure
470:Irregular
441:irregular
293:1743-9213
218:1210.6125
98:Milky Way
1111:Category
1000:See also
924:Galaxies
651:X-shaped
482:Peculiar
424:unbarred
382:unbarred
351:Galaxies
243:17865037
182:(2013).
129:See also
102:NGC 4395
30:NGC 4244
971:Quasars
939:Nearest
934:Largest
835:cluster
668:Seyfert
223:Bibcode
211:: A57.
1123:Portal
954:Spiral
857:merger
636:Quasar
621:Blazar
559:corona
475:barred
451:spiral
399:barred
394:anemic
389:Spiral
377:barred
308:
291:
281:
241:
1150:This
991:Voids
916:Lists
894:Walls
830:group
815:Field
709:ELIRG
704:HLIRG
699:ULIRG
656:DRAGN
646:Radio
626:LINER
520:Bulge
492:Polar
239:S2CID
213:arXiv
1156:stub
949:Ring
554:Halo
542:Disc
487:Ring
367:Disc
306:ISBN
289:ISSN
279:ISBN
116:MIRI
100:and
88:, a
726:pea
515:Bar
231:doi
209:549
113:ESA
109:all
74:CMO
1201::
463:cD
287:.
237:.
229:.
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171:^
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68:A
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233::
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192:.
72:(
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