active galactic nuclei
New Method for Researching Activity Around Quasars and Black Holes
A new method devised by a team of Chinese and US researchers could lead to accurate estimates on the masses…
7 years ago
What are Active Galactic Nuclei?
The center of large galaxies are active places, where supermassive black holes pump out an incredible amount of light and…
8 years ago
New Simulation Models Galaxies Like Never Before
Astronomy is, by definition, intangible. Traditional laboratory-style experiments that utilize variables and control groups are of little use to the scientists who…
10 years ago
“Eye of Sauron” Galaxy Used For New Method of Galactic Surveying
Determining the distance of galaxies from our Solar System is a tricky business. Knowing just how far other galaxies are…
10 years ago
When do Black Holes Become Active? The Case of the Strangely-Shaped Galaxy Mrk 273
The Hubble image above shows a strange galaxy, known as Mrk 273. The odd shape – including the infrared bright…
11 years ago
Galactic Mergers Fail to Feed Black Holes
[/caption] The large black holes that reside at the center of galaxies can be hungry beasts. As dust and gas…
14 years ago