KnowraHorizontal branchLinked fromLinked fromThe 14 pages that link to Horizontal branch, each with the reason it gives.All 14Broader topic 2Related 6Narrower topic 1Compared with 5Red giantCompared with: After helium ignition, many low-mass red giants move to this phase and contract.Asymptotic giant branchCompared with: It precedes the branch in many low-mass stars’ evolution.Red-giant branchCompared with: It contrasts with the branch’s shell-burning stars and marks a later phase.SubgiantCompared with: Its stars are in a later, core-helium-burning phase than subgiants.SubdwarfCompared with: Ordinary horizontal-branch stars occupy a different evolutionary region from classic metal-poor subdwarfs.