Cat's Eye Nebula
"This Hubble Space Telescope image shows one of the most complex planetary nebula ever seen, NGC 6543, nicknamed the "Cat's Eye Nebula." Hubble reveals surprisingly intricate structures including concentric gas shells, jets of high-speed gas, and unusual shock-induced knots of gas. The image was taken by Hubble's Wide Field and Planetary Camera 2 on September 18, 1994. J.P. Harrington and K.J. Borkowski (University of Maryland) / NASA"
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