The Super-Massive Black Hole Stays on a Diet

At the very center of our galaxy lives a gigantic black hole with a mass more than four million times that of the Sun. The existence of such an immense monster does not constitute an anomaly in our Universe but rather a common occurrence since most (if not all) galaxies host huge black holes in their center. These... Continue Reading →

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Do Mid-sized Black Holes Exist?

We know that black holes exist in Nature with at least two different sizes: super-massive black holes, that live in the centre of galaxies and stellar-mass black holes. The origin and evolution of these two types of black holes are very different. The millions of stellar mass black holes that populate our galaxy are mostly... Continue Reading →

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