A BLACK HOLE The first images of a black hole, previously thought impossible to capture, was named 'the top scientific breakthrough of 2019' by the journey Science. What is a black hole? Black hole are some of the strangest and most fascinating objects found in the outer space. They are objects of extreme density, with such strong gravitational attraction that they eat up everything around them including light. This can happen when a star is dying. What gives them the enormous power? Have you ever used vacuum clearer in your home? When you do, watch closely because you will see the dirt and crumbs start moving towards the vacuum clearer. A black hole is similar to vacuum cleaner, cleaning up the debris that is left behind in the outer space. Instead of suction power, a black hole uses the power of gravity to pull things towards it. How big are black holes? Black holes can be big or small. Scientists think the smallest black holes are as small as just one atom. Another kind of...