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AsteriaStar
AGN type

BL Lac Object

A blazar seen looking almost straight down its jet, so its light is dominated by the rapidly-variable, featureless glow of the jet itself rather than by emission lines — one of the most extreme, fast-varying kinds of active nucleus.

Knowledge connections

Sources

The primary and reference sources this topic draws on.

  • NASANational Aeronautics and Space Administration

    Mission data, planetary science, space telescopes, and public-domain imagery.

    Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.