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Galaxy morphology · SBa–SBc

Barred Spiral Galaxy

A spiral galaxy whose arms wind out from the ends of a straight bar of stars crossing the centre. The bar channels gas inward, feeding star formation and the central black hole. The Milky Way is one.

Highlights

  • ›The Milky Way is a barred spiral

Examples & connections

Knowledge connections

Sources

The primary and reference sources this topic draws on.

  • NASANational Aeronautics and Space Administration

    Mission data, planetary science, space telescopes, and public-domain imagery.

    Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.