Âé¶¹´«Ã½

Space

Quirky supernova could be something new

By Stephen Battersby

17 June 2009

Âé¶¹´«Ã½. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Artist’s impression of a supernova explosion

(Image: Nob3L / stock.xchng)

A SUPERNOVA seen in 2005 may be a new type of cosmic explosion. What’s more, similar explosions may have scattered antimatter throughout our galaxy.

“SN 2005E” exploded in a galaxy 100 million light years away. A team led by at the Weizmann Institute of Science in Rehovot, Israel, has concluded that it does not look like either of the well-known kinds of supernova.

The most frequently observed form is a core-collapse supernova, which happens after a massive young star has formed a large core of iron that…

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