6 years ago
In a first, astronomers find a blazar that cycles every two years
After 10 years of observations, scientists have confirmed a two-year cycle in the gamma-ray brightness of a blazar, or a galaxy with a supermassive black hole that consumes mass and produces high-energy jets as a result. Blazars are the most energetic and luminous objects that we have identified so far in the known universe.
Continue Reading
http://www.astronomy.com
Join the Discussion