quasar
type: Concept
preferred label: اختروش @fa
related: active galaxy

radiogalaxy
type: Concept
broader: active galaxy
preferred label: کهکشان رادیویی @fa

Seyfert galaxy
type: Concept
broader: active galaxy
preferred label: کهکشان سیه‌چشم @fa

active galaxy
type: Concept
alternative label: کهکشان ستاره‌فشان @fa
alternative label: starburst galaxy
broader: galaxy
narrower: radiogalaxy
narrower: Seyfert galaxy
preferred label: کهکشان فعال @fa
related: quasar
related: galactic nucleus

galactic nucleus
type: Concept
preferred label: هسته کهکشانی @fa
related: active galaxy

galaxy
type: Concept
narrower: active galaxy
preferred label: کهکشان @fa