KnowraType II supernovaLinked fromLinked fromThe 3 pages that link to Type II supernova, each with the reason it gives.All 3Broader topic 1Related 1Compared with 1SupernovaBroader topic: Hydrogen in the spectrum distinguishes this class from stripped-envelope explosions.Core-collapse supernovaRelated: Many core-collapse explosions appear as Type II events because their progenitors keep hydrogen.Type Ib and Ic supernovaeCompared with: Its hydrogen lines contrast with the defining hydrogen-free spectra of Types Ib and Ic.