One feature of these objects is the Gunn-Peterson trough. The presence of a faint absorption line distinguishes BL Lac from these objects, though a 2006 paper hypothesizes that BL Lac objects, gamma ray bursters, and these objects are varities of the same object. The brightest of these is found in Virgo, and these objects are often found surrounding supermassive black holes. For 10 points, name these objects typically found near the center of gal
One feature of these objects is the Gunn-Peterson trough. The presence of a faint absorption line distinguishes BL Lac from these objects, though a 2006 paper hypothesizes that BL Lac objects, gamma ray bursters, and these objects are varities of the same object. The brightest of these is found in Virgo, and these objects are often found surrounding supermassive black holes. For 10 points, name these objects typically found near the center of galaxies, whose name is shorthand for "quasi-stellar object."
One feature of these objects is the Gunn-Peterson trough. The presence of a faint absorption line distinguishes BL Lac from these objects, though a 2006 paper hypothesizes that BL Lac objects, gamma ray bursters, and these objects are varities of the same object.