- barred spiral galaxy
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a spiral galaxy whose center has the form of an extended bar.
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Universalium. 2010.
barred spiral galaxy
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Barred spiral galaxy — A barred spiral galaxy is a spiral galaxy with a central bar shaped structure composed of stars. Bars are found in approximately half of all spiral galaxiescite book author=J. Binney, S. Tremaine year=1987 title=Galactic Dynamics… … Wikipedia
barred spiral galaxy — Astron. a spiral galaxy whose center has the form of an extended bar … Useful english dictionary
Barred irregular galaxy — A barred irregular galaxy is an irregular version of a barred spiral galaxy. Examples include the Large Magellanic Cloud [http://arxiv.org/pdf/astro ph/9908050] and NGC 6822. [http://edoc.ub.uni muenchen.de/archive/00000082/01/Przybilla… … Wikipedia
Barred lenticular galaxy — A barred lenticular galaxy is a lenticular version of a barred spiral galaxy. They have the Hubble type of SB0 … Wikipedia
Spiral galaxy — A spiral galaxy is a galaxy belonging to one of the three main classes of galaxy originally described by Edwin Hubble in his 1936 work “The Realm of the Nebulae” [cite book |last=Hubble |first=E. P. |authorlink=Edwin Hubble |title=The Realm of… … Wikipedia
Dwarf spiral galaxy — A dwarf spiral galaxy is the dwarf version of a spiral galaxy. Dwarf galaxies are characterized as having low luminosities, small diameters (less than 5 kpc), low surface brightnesses, and low hydrogen masses.[1] The galaxies may be considered a… … Wikipedia
flocculent spiral galaxy — noun a spiral galaxy with discontinuous spiral arms Syn: flocculent spiral, flocculent galaxy, flocculent Ant: grand design spiral galaxy See Also: spiral galaxy, barred spiral galaxy, intermediate spiral galaxy, unbarred spiral galaxy,… … Wiktionary
Intermediate spiral galaxy — An intermediate spiral galaxy is a galaxy that is in between the classifications of a barred spiral galaxy and an unbarred spiral galaxy. It is designated as SAB in the galaxy morphological classification scheme … Wikipedia
Unbarred spiral galaxy — An unbarred spiral galaxy is a galaxy without a central bar, or one that is not a barred spiral galaxy. It is designated with an SA in the galaxy morphological classification scheme … Wikipedia
barred spiral — noun : a spiral galaxy whose arms apparently spring from the extremities of a luminous bar that extends across the nucleus giving the object somewhat the appearance of a letter S * * * barred spiral, Astronomy. any one of a class of spiral… … Useful english dictionary
