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Survey Finds Weirdest Type-Ia Supernova Yet

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BERKELEY, Calif., Sept. 22, 2006 -- Startling evidence that there is more than one kind of Type Ia supernova -- a class of exploding stars which until now has been regarded as essentially uniform in all important respects -- has been discovered by scientists affiliated with the SuperNova Legacy Survey (SNLS). They found that the Supernova SNLS-03D3bb is more than twice as bright as most Type Ia supernovae but has much less kinetic energy, and that it appears to be half again as massive as a typical Type Ia. The lead authors of the report, which appears in the Sept. 21 issue of Nature, include Andrew Howell, formerly of the...Read full article

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