This is the Helix nebula, as seen in ultraviolet light. It is a star like our sun but at the very end of its life. The star is a small dot in the center, surrounded by billowy layers of expelled material.
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Image credit: NASA/JPL-Caltech/SSC
Image addition date: 2005-05-05
Page Last Updated: July 28th, 2013
Page Editor: NASA Administrator