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Published on Feb 13, 2007
This video shows the star field of NGC 2440, and a colourful "last hurrah" of a star like our Sun. The star is ending its life by casting off its outer layers of gas, which formed a cocoon around the star's remaining core. Ultraviolet light from the dying star makes the material glow. The burned-out star, called a white dwarf, is the white dot in the centre. Read more and see more pictures on: http://www.spacetelescope.org/news/ht...