active galaxy

Show Summary Details

Quick Reference

A galaxy that contains an active galactic nucleus (AGN), i.e. a central region that gives off a great deal of electromagnetic radiation. This emission is thought to be due to the accretion of matter into a supermassive black hole, at the centre of the galaxy. See also relativistic jets.

Subjects: Astronomy and Astrophysics.

Reference entries

See all related reference entries in Oxford Index »

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.