NASA's WISE mission sees skies ablaze with blazars

NASA's WISE mission sees skies ablaze with blazars

Astronomers are actively hunting a class of supermassive black holes throughout the universe called blazars thanks to data collected by NASA's Wide-field Infrared Survey Explorer (WISE).  The mission has revealed more than 200 blazars and has the potential to find thousands more.
Source: NASA's WISE mission sees skies ablaze with blazars