barred spiral galaxy

(redirected from Barred Galaxy)
Also found in: Dictionary.

barred spiral galaxy

See galaxies; Hubble classification.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006

barred spiral galaxy

[¦bärd ¦spī·rəl ′gal·ik·sē]
(astronomy)
A spiral galaxy whose spiral arms originate at the ends of a bar-shaped structure centered at the nucleus of the galaxy.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Such orbits were taken immersed in a mathematical model for the gravitational potential that simulates a barred galaxy in a system with two degrees of freedom.
NGC 7090 is a beautiful, bright, large and very elongated galaxy in a north-west to south-east direction, and is actually a barred galaxy seen edge-on.
High power, however, will reveal this distorted barred galaxy to have an elongated nucleus.
Such rings may well be signatures of the complex stellar and gas dynamics that take place in a barred galaxy's disk.
Higher power reveals the bar extending a great distance along the halo of this barred galaxy. Messier 109 lines up with a magnitude 10 star situated 5' towards the south-west.