The Cat's Eye Nebula, also known as NGC 6543, is a visual "fossil record" of the dynamics and late evolution of a dying star. The Horsehead Nebula is a dark cloud of dust and gas in the constellation ...

Often, these fine features are only visible through larger telescopes. The Cat's Eye Nebula, a planetary nebula formally ...

The Cat's Paw Nebula is a star-forming region that resembles a feline foot. Chandra also captured the creatively named Cat’s Paw Nebula, another star-forming region. The observatory spotted a ...

The Marvel Universe is filled with potential anti-heroes, that might not be all good, but they do exhibit great power for better or worse.