Articles on Active galactic nuclei

Displaying all articles

Some black holes, bound by gravity, rotate around each other, as shown in this simulated image. Simulating eXtreme Spacetimes Lensing (SXS)

Some black holes at the centers of galaxies have a buddy − but detecting these binary pairs isn’t easy

Most objects in the universe have been around for way longer than modern astronomy – digging into historical records can help scientists shed light on a cosmic mystery.
ESO/WFI (Optical); MPIfR/ESO/APEX/A.Weiss et al. (Submillimetre); NASA/CXC/CfA/R.Kraft et al. (X-ray)

Some black holes are anything but black – and we’ve found more than 75,000 of the brightest ones

Despite the name, some black holes effectively “shine” as they suck up nearby material with such force that it begins to glow. New research reveals a new method for detecting these active black holes.

Top contributors

More