A Black Cat is always related to mystery. Just look into its eyes. it could be green or yellow, you would never know. Plase take more time staring its eyes, there is a black pupil expanding or contracting according to the cat's emotions or sensation. Sunlight also plays a major role in the beauty of its eyes. Pet a black cat, continue observing its iris and then you will see a similarity with a far away galaxy. Why? who knows, maybe there is not a serious explanation for it. Probably it will never exit one. however is fine just to take some time and think about the mystery of a black cat.