THE universe is full of holes. Black holes.
Well, they’re not really holes – it’s a bit of a misleading name, to be honest. Black holes are not holes as we understand the term – they’re not filled with nothing. In fact, they’re anything but empty.
A black hole is what we call it when a huge amount of matter has been packed tight into a small space. Think of it as three of our suns, all squeezed together into a space small enough to fit a city in. A bit squashed, truth be told. Continue reading