Friday, October 22, 2010

APOD 1.8

10/22/10
Toward the Northern Constellation Cepheus, known as the "king" and a circumpolar constellation, and at the edge of a giant molecular cloud, this glowing star forming region consisting of pillars of gas, dust, and young, hot stars lie about 3,000 light years away. Bright edges and dark shapes are highlighted within this nebula. The atomic emission is powered by the energetic radiation from the hot stars, whose powerful winds and radiation also sculpt and erode the denser pillar shapes. This field spans approximately 60 light years at the estimated distance of NGC 7822. :)

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