The Cat's Eye Nebula (Picture of the Day)

The Cat's Eye Nebula (NGC 6543)
The Cat's Eye Nebula (NGC 6543) is a planetary nebula in the constellation of Draco. It is one of the first planetary nebulae discovered. It is about 1,000 years old and is about 3,300 light years away from Earth. The bright star at the center of the nebula, has a temperature of approximately 80,000 K and it has a luminosity of about 10,000 times that of the Sun. Cat's Eye Nebula was the first planetary nebula to be observed with a spectroscope.

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