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Cat's Eye Nebula

The Cat's Eye Nebula (NGC 6543) is a planetary nebula in the constellation of Draco.

Structurally, it is one of the most complex nebulae known, with high resolution Hubble Space Telescope observations revealing remarkable structures such as knots, jets and sinewy arc-like features.

Note:   The above text is excerpted from the Wikipedia article "Cat's Eye Nebula", which has been released under the GNU Free Documentation License.
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