KnowraNebulaLinked fromLinked fromThe 12 pages that link to Nebula, each with the reason it gives.All 12Broader topic 2Related 2Narrower topic 8William HerschelNarrower topic: Herschel's surveys documented many nebulae and helped frame questions about the structure and evolution of the heavens.Charles MessierNarrower topic: Many catalogue entries were called nebulae before their true nature was understood.Messier catalogNarrower topic: Several Messier entries are nebulae, including the Orion Nebula and the Crab Nebula.New General CatalogueNarrower topic: The catalogue's historical use of this label covered objects now recognized as several different kinds.Reflection nebulaNarrower topic: Reflection nebula is one observationally distinct kind of nebula.Dumbbell NebulaNarrower topic: The Dumbbell is a specific nebula whose gas was expelled by a single star.Omega NebulaNarrower topic: The Omega Nebula belongs to the broader family of astronomical nebulae.Dorothea KlumpkeNarrower topic: Nebulae were a major subject of Klumpke’s observational and cataloguing work.