Quasars

There’s Another, More Boring Explanation for those Dyson Sphere Candidate Stars

Dyson Spheres have been a tantalising digression in the hunt for alien intelligence. Just recently seven stars have been identified…

2 weeks ago

This New Map of 1.3 Million Quasars Is A Powerful Tool

Quasars are the brightest objects in the Universe. The most powerful ones are thousands of times more luminous than entire…

3 months ago

The Brightest Object Ever Seen in the Universe

It's an exciting time in astronomy today, where records are being broken and reset regularly. We are barely two months…

4 months ago

What are the Differences Between Quasars and Microquasars?

Quasars are fascinating objects; supermassive black holes that are actively feasting on material from their accretion disks. The result is…

4 months ago

Astronomers are Getting Really Good at Weighing Baby Supermassive Black Holes

In the 1970s, astronomers deduced that the persistent radio source coming from the center of our galaxy was actually a…

4 months ago

Vera Rubin Will Find Binary Supermassive Black Holes. Here’s How.

When galaxies merge, we expect them to produce binary black holes (BBHs.) BBHs orbit one another closely, and when they…

7 months ago

Sometimes Compact Galaxies Hide Their Black Holes

Quasars, short for quasi-stellar objects, are one of the most powerful and luminous classes of objects in our Universe. A…

7 months ago

Gluttonous Black Holes Eat Faster Than Thought. Does That Explain Quasars?

At the heart of large galaxies like our Milky Way, there resides a supermassive black hole (SMBH.) These behemoths draw…

9 months ago

Quasars Have Always Had Dark Matter Halos

When you look at most galaxies in the Universe, you're looking at the homes of supermassive black holes. It now…

9 months ago

A Black Hole Switched On in the Blink of an Eye

A new study describes how astronomers discovered a supermassive black hole that suddenly "switched on" and became

11 months ago