Pair Instability supernova observed.

Like a population III supernova, but right next door!

A Superbright Supernova That’s the First of Its Kind

The analysis indicated that the supernova’s precursor star could only have been a giant weighing at least 200 times the mass of our Sun and initially containing few elements besides hydrogen and helium – a star like the very first stars in the early Universe.

“Because the core alone was some 100 solar masses, the long-hypothesized phenomenon called pair instability must have occurred,” says astrophysicist Peter Nugent. A member of the SNfactory

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Published in: on December 4, 2009 at 9:42 pm  Leave a Comment  

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