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ESA Data Ontology

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High energy astrophysics > Active galactic nuclei > Blazars

... > Galaxy physics > Galaxy structure > Galaxy nuclei > Active galactic nuclei > Blazars

Galactic and extragalactic astronomy > Galaxies > Active galaxies > Active galactic nuclei > Blazars

Galactic and extragalactic astronomy > Galaxies > Active galaxies > Blazars

Preferred term

Blazars

A term specifying BL Lac objects or quasars when the continuum radiation emitted from the active nucleus is highly polarized and very variable. (en)

Active galactic nuclei (en)
Active galaxies (en)

Flat-spectrum radio quasars (en)

Contributor

http://editor.vocabs.ands.org.au/user/AAS_Frey.Katie

Editorial note

URI

http://astrothesaurus.org/uat/164

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