black hole mergers

Astronomers Discover two Supermassive Black Holes Orbiting Each Other, Doomed to Collide in the Future.

Until recently, one of the closest orbiting each other pairs of supermassive blackholes was found in NGC 7727. That pair…

3 months ago

In Addition to Gravitational Waves, is There any way to Detect Merging Black Holes

If two black holes merge in the middle of space, and nobody's around to see it, does it really happen?…

10 months ago

Merging Black Holes and Neutron Stars. All the Gravitational Wave Events Seen So Far in One Picture

The Theory of Relativity predicted the existence of black holes and neutron stars. Einstein gets the credit for the theory…

2 years ago

Behold! The Black Hole Collision Calculator!

A new tool called the Black Hole Collision Calculator let's users see just how powerful a collision between a black…

2 years ago

Why Can Black Hole Binaries Have Dramatically Different Masses? Multiple Generations of Mergers

Black hole mergers with very different masses tell us how small mergers can give rise to even larger ones.

2 years ago

It might just be possible to see a light flash too when black holes merge

Black hole merger events are some of the most energetic, fearsomely energetic events in all the cosmos. When black holes…

2 years ago

New Simulations Show How Black Holes Grow, Through Mergers and Accretion

One of the most pressing questions in astronomy concerns black holes. We know that massive stars that explode as supernovae…

2 years ago

14% of all the Massive Stars in the Universe are Destined to Collide as Black Holes

Einstein's Theory of General Relativity predicted that black holes would form and eventually collide. It also predicted the creation of…

2 years ago

There’s a New Record for the Most Massive Black Hole Ever Seen: 40 Billion Solar Masses

Astronomers have spotted a 40 billion solar mass black hole in the Abell 85 cluster of galaxies. They found the…

3 years ago

Astronomers Have Found a Place With Three Supermassive Black Holes Orbiting Around Each Other

Astronomers have spotted three supermassive black holes (SMBHs) at the center of three colliding galaxies a billion light years away…

3 years ago