Active Galactic Nucleus

Even the Quiet Supermassive Black Holes are Blasting out Neutrinos and Gamma Rays

Is there anywhere in the Universe where we can escape from radiation? Certainly not here on Earth. And not in…

4 months ago

This is How a Supermassive Black Hole Feeds

A new simulation has provided new insight into how supermassive black holes grow by feeding off of cosmic gas captured…

5 months ago

The Event Horizon Telescope Zooms in on Another Supermassive Black Hole

The Event Horizon Telescope (EHT) just captured another amazing image, this time of the relativistic jet coming from the center…

6 months ago

When Galaxies Collide, Black Holes Don’t Always Get the Feast They Were Hoping for

What happens when galaxies collide? Well, if any humans are around in about a billion years, they might find out.…

12 months ago

Supermassive Black Hole Orbits an Even More Massive Black Hole, Crashing Through its Accretion Disk Every 12 Years

Recent observations by the now-retired Spitzer mission have led to accurate predictions OJ 287, a blazar that contains a supermassive…

2 years ago

Some Quasars Shine With the Light of Over a Trillion Stars

Quasars are some of the brightest objects in the Universe. The brightest ones are so luminous they outshine a trillion…

2 years ago

New Technique for Estimating the Mass of a Black Hole

A Russian-led team of astronomers has developed a method for estimating the mass of a supermassive black hole by looking…

2 years ago

Astronomers Find a Supermassive Black Hole That’s Feasting on a Regular Schedule, Every 9 Hours

Astronomers have found a supermassive black hole (SMBH) with an unusually regular feeding schedule. The behemoth is an active galactic…

2 years ago

The Universe’s Missing Matter. Found!

Thanks to a recent study by an international team of scientists, the remaining missing normal matter of the Universe may…

4 years ago

Researchers Tackle Question of How the Universe Became Filled With Light

A new study from a team of researchers from the University of Iowa claims black holes ejecting light could have…

4 years ago