KnowraCircumgalactic mediumLinked fromLinked fromThe 9 pages that link to Circumgalactic medium, each with the reason it gives.All 9Broader topic 2Related 2Narrower topic 1Compared with 4Interstellar mediumCompared with: It exchanges gas with the interstellar medium but occupies the galaxy’s extended halo.Intracluster mediumCompared with: It is associated with individual galaxies, unlike the cluster-wide plasma between them.Intergalactic mediumCompared with: It occupies the boundary between a galaxy and the wider intergalactic environment.Active galactic nucleus feedbackRelated: Outflows and jets deposit energy and metals into this gas reservoir.Galactic windRelated: Wind material enters this halo and exchanges mass and energy with it.Galactic haloBroader topic: This gas is the halo’s principal ordinary-matter reservoir outside stars.Warm–hot intergalactic mediumCompared with: Its boundary with intergalactic gas complicates estimates of how much matter lies in each reservoir.High-velocity cloudNarrower topic: Cloud interactions provide evidence about how gas exchanges between a galaxy and its surroundings.Sculptor GalaxyBroader topic: Material expelled from NGC 253 enters the surrounding halo and can later cool or escape.