KnowraStellar coreLinked fromLinked fromThe 7 pages that link to Stellar core, each with the reason it gives.All 7Broader topic 1Related 4Narrower topic 1Compared with 1Horizontal branchRelated: Its transition from degenerate helium to stable fusion defines this phase.Red supergiantRelated: Its layered burning and eventual instability determine the star's final evolution.Radiative zoneRelated: The radiative zone carries energy outward from the core in many stars.Helium burningNarrower topic: Helium burning occurs in stellar cores or in shells surrounding exhausted cores.Helium flashRelated: The flash begins in the helium-rich core beneath the hydrogen-burning shell.PhotosphereCompared with: The core generates energy, while the photosphere is where much of that energy finally escapes.SubgiantBroader topic: Core hydrogen exhaustion is the defining evolutionary change behind the subgiant phase.