Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes ...

Galactic nuclei images reveal how supermassive black holes interact with their surroundings using infrared telescopes.

Since 2018, we've seen 1ES 1927+654 generate jets in real time and found it may have a lone white dwarf orbiting near the ...

Rather than relying on a cheek swab or a little blood, however, these cosmic DNA tests utilize tiny ripples in the fabric of spacetime called gravitational waves, first proposed by Albert Einstein 110 ...

Astronomers have now produced the highest resolution direct images ever taken of a supermassive black hole in the infrared ... that can be observed in space. University of Arizona astronomers ...

In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again by 2020 -- only to dramatically increase its output again in 2023. At that ...

The observations revealed features never before seen in real time around a supermassive black hole. Among them was the launch ...

Active galactic nuclei (AGN) are supermassive black holes at the centre of ... for approximately three times higher resolution observations than would be possible with each mirror on its own. To ...

Active galactic nuclei (AGN) are among the most energetic phenomena observed in the universe. These luminous objects, powered ...

A remarkable black hole, located 270 million light-years away in the Draco constellation, has become the center of ...