Dying star creates fantasy-like sculpture of gas and dust

In this detailed view from the NASA/ESA Hubble Space Telescope, the so-called Cat's Eye Nebula looks like the penetrating eye of the disembodied sorcerer Sauron from the film adaptation of "Lord of the Rings." The nebula, formally catalogued NGC 6543, is every bit as inscrutable as the J.R.R. Tol...