Blazars are very compact quasi-stellar objects (quasars) associated with supermassive black holes (SMBHs) at the centers of active, giant elliptical galaxies. They are the most luminous and extreme ...
Astronomers have performed very long baseline interferometry (VLBI) observations of a gamma-ray loud blazar known as TXS 2013+370. The observations, posted November 19 on the arXiv preprint server, ...
Researchers at the University of Arizona and the University of Utah have published a set of landmark findings about gamma-ray bursts, the most powerful explosions in the universe. The team presented ...