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Surveys of Exploding Stars Show One Size Does Not Fit All

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Science  13 Apr 2007:
Vol. 316, Issue 5822, pp. 194-195
DOI: 10.1126/science.316.5822.194

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Summary

SANTA BARBARA, CALIFORNIA-- Type Ia supernovae are regular enough that astronomers can use them to measure the universe. But some of the "standard candles" are breaking the theoretical mold. (Read more.)