Astronomers have discovered extraordinarily powerful X-ray jets blasting from two supermassive black holes that are so ...

Astronomers have found a remarkably powerful jet shooting out from a black hole that formed just 3 billion years after the ...

If this black hole indeed kicked up such a cloud, that would change the orientation, or polarization, of the light coming from that region. In particular, the polarization would wobble over time.

They found an ultramassive black hole, an object over 30 billion ... A gravitational lens occurs when the gravitational field of a foreground galaxy appears to bend the light of a background ...

Blazar galaxy Marakarian 501 has a supermassive black hole at its center. This black hole shoots out powerful, fast light. But how?