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| parallax =17.00±8.00 mas/yr<ref name=simbad/>
| parallax =17.00±8.00 mas/yr<ref name=simbad/>
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The '''Cat's eye nebula''' (NGC 6543) is a well known [[planetary nebula]] in the [[constellation]] of [[Draco (constellation)|Draco]].<ref name=constellation-guide/> It is one of the most structurally complex [[nebulae]] and perhaps the most spectacular. Discovered in 1786, the nebula comprises of a small but striking core surrounded by a vast, though much fainter, envelope of gas. E.E. Bernard classified the brightest knot in the nebula in 1900. It is classified in the Index Catalogues as IC 4677.
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The '''Cat's eye nebula''' (NGC 6543) is a well known [[planetary nebula]] in the [[constellation]] of [[Draco (constellation)|Draco]].<ref name=constellation-guide/> It is one of the most structurally complex [[nebulae]] and perhaps the most spectacular. Discovered in 1786, the nebula comprises a small but striking core surrounded by a vast, though much fainter, envelope of gas. E.E. Bernard classified the brightest knot in the nebula in 1900. It is classified in the Index Catalogues as IC 4677.