A team of European and American astronomers has announced the discovery of the best evidence yet for the nature of the star systems that explode as type Ia supernovae. The team obtained a unique set of observations with the European Southern Observatory's Very Large Telescope and the Keck I 10-meter telescope in Hawaii.
http://www.sciencedaily.com/releases/2007/07/070713234636.htm
http://www.sciencedaily.com/releases/2007/07/070713234636.htm
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