News FocusAstronomy

Links Between Supernovae and Gamma Ray Bursts Strengthen

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Science  15 Oct 1999:
Vol. 286, Issue 5439, pp. 395-397
DOI: 10.1126/science.286.5439.395

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Two strong connections and three other possible links between supernovae and highly energetic "long" gamma ray bursts, lasting more than 5 seconds, have recently been established. These connections add support to a model for generating these puzzling bursts of energy--second only to the big bang--that involves the collapse of a supermassive star.