KnowraLuminous infrared galaxyLinked fromLinked fromThe 5 pages that link to Luminous infrared galaxy, each with the reason it gives.All 5Broader topic 2Related 1Narrower topic 2Starburst galaxyRelated: Surveys of these galaxies established that some intense bursts are hidden by dust.Cosmic infrared backgroundBroader topic: These dusty, active galaxies contribute strongly to the background’s bright infrared output.Ultraluminous infrared galaxyNarrower topic: ULIRGs occupy the most luminous end of this broader infrared-galaxy class.Arp 220Narrower topic: This broader class provides the luminosity scale just below Arp 220’s ultraluminous category.Starburst regionBroader topic: Dust-reprocessed starburst light can make a galaxy especially luminous in the infrared.