barred spiral galaxy

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barred spiral galaxy
barred spiral galaxy
NGC 1300

barred spiral galaxy

n.
A spiral galaxy whose inner spiral arms do not extend all the way to its center, but are connected with a bar-shaped structure that spans the galaxy center.
References in periodicals archive ?
It is possible because the motion of a test particle in a rotating barred galaxy model is given by a Hamiltonian function.
NGC 4448 is a bright, barred galaxy with an inner ring structure that may be visible in very-large-aperture telescopes (8- to 10-inch scopes will reveal a glowing oval, with features faintly articulated), while NGC 4393 is a large, low surface brightness spiral with very faint, nebulous knots scattered across its spiral arms.
But shift you gaze westward close to the Virgo consteallation boundary to get a closer view of the barred galaxy NGC 5921.
First glimpses of the "leftovers" of this meal were obtained thanks to observations with the ESA Infrared Space Observatory, which revealed a 16,500 light-year-wide structure, very similar to that of a small barred galaxy.
The barred galaxy NCC 6654 dwells 30' north-northeast of Chi Draconis.