KnowraHydrogen-alphaLinked fromLinked fromThe 17 pages that link to Hydrogen-alpha, each with the reason it gives.All 17Broader topic 6Related 10Compared with 1H II regionRelated: Its bright emission makes many H II regions visible in optical images.Solar prominenceRelated: H-alpha observations make many prominences visible against the solar disk.Star formation rateRelated: H-alpha luminosity is a widely used tracer of recent massive-star formation.Horsehead NebulaRelated: Hydrogen-alpha emission makes IC 434 glow behind the dark cloud.ChromosphereRelated: Hydrogen-alpha emission gives the chromosphere its characteristic red appearance.Lagoon NebulaRelated: Hydrogen-alpha emission gives the Lagoon Nebula much of its red color in photographs.Kennicutt–Schmidt lawRelated: H-alpha emission estimates recent star formation in many nearby galaxies.Solar telescopeRelated: Filters centered on this line reveal prominences and chromospheric structures.Omega NebulaRelated: This prominent emission line traces ionized hydrogen in nebulae such as Messier 17.Starburst regionRelated: Its luminosity estimates recent massive-star formation where dust allows it to escape.