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physical object > natural object > celestial body > collection of stars > galaxy > emission line galaxy |
emission line galaxy comparison table |
Subject | has definition | has synonym | has acronym |
---|---|---|---|
Haro galaxy | Blue object whose spectra show sharp emission lines. | ||
Markarian galaxy | A galaxy in Markarian's list of galaxies with abnormally strong ultraviolet continua. They have broad emission lines arising in a bright, semi-stellar nucleus. Markarian 231 is the most luminous galaxy known if it is at its Hubble distance. | ||
narrow emission line galaxy | NELG | ||
narrow emission line X-ray galaxy | NLXG | ||
violent galaxy | A type of galaxy differentiated only recently. Violent galaxies include QSOs and exploding galaxies like M82. About 1 percent of the galaxies are classified as violent. Violent galaxies release on the average 1058 ergs of energy, compared with a supernova release of 1049 ergs. Nearest violent galaxy is Cen A. | exploding galaxy |
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