Planetary nebulae form as the final phase of a sun-like star. For those who love both nebulae and cats, perhaps there’s no more compelling cosmic sight than the beautiful Cat’s Eye Nebula. When its light began its journey to us some 3,000 years ago, cats were thought by ancient Egyptians to be the bodily representation of feline gods and enjoyed a protected status. Today, of course, they rule the roost and ensure domestic tranquility in many households.