What are black holes?

Black holes are located in our universe. Nothing, not even light, can’t escape it’s pulling power. Black holes have an event horizon. 

All about primordial black holes:

Primordial black holes have a very strong gravitational force. In 1974, Stephen Hawking theorised its role. If you fell into a primordial black hole, the force would stretch you until your torn apart into pieces. Even if you cross the event horizon.

All about stellar black holes:

Stellar black holes are most common in the Milky Way Galaxy. It happens when a star 25 times more massive than the sun runs out of fuel. It’s on the next page.