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AsteriaStar
Galaxy morphology

Peculiar & Interacting Galaxy

A galaxy distorted from any regular form — by a close encounter, an ongoing merger, or an active nucleus. The tidal tails and bridges of interacting pairs, like the Antennae, are the clearest signs of galaxies in collision.

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.