A graphic shows a diffused, dark purple ring that fades inward to a bright purple, a lighter purple, and eventually to a light blue gradient. At the center of the circular object is a small black circle from which a transparent beam is emitted, starting as a transparent blue and moving into green, yellow, orange and red.
Historical DateNovember 30, 2022
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An illustration of a blazar, or an active galactic nucleus that emits a powerful radiation jet. The colors depicted in this illustration are for artistic purposes only.