Friday, December 4, 2009

APOD 4

http://apod.nasa.gov/apod/ap091203.html

Polar Ring Galaxy NGC 660

This picture is of NGC 660. Which is the center of the this intriguing field. It was discovered in
1784 by William Herschel. This galaxy is in the constellation Pisces. This galaxy is about 20 million light-years away. NGC 600 is a polar ring galaxy which means it is a rare type of galaxy with stars, gas and dust orbiting in rings perpendicular to the plane of a flat galactic disk this is cause by the captured debris rotating around a ring. NGC 660's ring are about 40,000 light-years long. This picture is an amazing show of how astronomy can be beautiful and so imformitive about what consists in space.

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