Portal:Astronomy/Picture/Week 21 2010
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(Redirected from Portal:Astronomy/Picture/Week 22 2010)![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/f9/NGC891HunterWilson.jpg/350px-NGC891HunterWilson.jpg)
NGC 891 is an edge on unbarred spiral galaxy about 30 million light-years away in the constellation Andromeda. It was discovered by William Herschel on October 6 1784. The galaxy is a member of the NGC 1023 group of galaxies.