Black Holes
First Triple Quasar Discovered
Quasars are some of the brightest objects in the Universe, beaming radiation across billions of light-years of space. Although they…
Even Dwarf Galaxies Have Supermassive Black Holes
To form a supermassive black hole, you'd think it takes a really large galaxy, like the Milky Way or Andromeda.…
Podcast: Black Holes Big and Small
We're finally ready to deal with the topic you've all been waiting for: Schwarzschild swirlers, Chandrasekhar crushers, ol' matter manglers,…
Black Hole Found in a Globular Star Cluster
Stellar mass black holes have been discovered, and astronomers now believe that supermassive black holes exist at the centres of…
Here’s a New Way to Explode: Hybrid Gamma-Ray Burst
Just when you thought you'd figured out all the ways to blow up, nature reveals a new way. This latest…
Large and Small, Black Holes Feed the Same Way
Whether you're dealing with a stellar mass black hole, or a supermassive black hole at the heart of a galaxy,…
Black Hole Erupts on Camera
ESA's Integral space observatory has spotted a blast of gamma rays from a suspected black hole in the Milky Way.…
Black Hole Spins Nearly 1000 Times a Second
Black holes bend our understanding of the Universe and laws of physics. But astronomers have discovered a black hole spinning…
Super-Supermassive Black Hole
The Hubble Space Telescope, the Chandra X-Ray Observatory, and the National Radio Astronomical Observatory teamed up to produce this composite…
Gamma Rays Pour From the Edge of a Supermassive Black Hole
Astronomers have discovered gamma rays streaming from the vicinity of the supermassive black hole at the heart of galaxy M87.…