出典:Wiktionary
出典:『Wiktionary』 (2025/02/08 15:51 UTC 版)
Blend of B + L + Lac + quasar. Coined by astronomer Edward Spiegel in 1978 from BL Lac object and quasar, punning blazing from its optical presentation compared to usual quasars. Analyzable as blaze + -ar.
blazar (plural blazars)
出典:Wikipedia
出典:『Wikipedia』 (2011/06/12 13:42 UTC 版)
A blazar (blazing quasi-stellar object) is a very compact quasar (quasi-stellar object) associated with a presumed supermassive black hole at the center of an active, giant elliptical galaxy. Blazars are among the most energetic phenomena in the universe and are an important topic in extragalactic astronomy.