Will Black Holes Ever Be Truly Understood?
Black holes are the densest objects in the known universe.
Published in
Oct 18, 2022
Their density is mind-boggling. To give an example, hypothetically, the Earth would have to be crunched down to the size of a grape before it became a black hole.
It is thought that there are two trillion galaxies in the observable universe, each holding millions or billions of stars.
Our home galaxy, the Milky Way, has a black hole at its centre named Sagittarius A* with a mass of over 4 million times that of our local star, the Sun. Yes, they are amazing objects.
I mentioned the number of galaxies in the known universe; most scientists are now confident enough to say that most of them will have black holes at their centres.
