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The most efficent and effective way to study these supernova events using gamma rays, ultra high energy photons. Read More

Contrary to most of the gamma rays that come from the destruction of supermassive stars and other cataclysmic events far beyond the galaxy. Read More

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Gamma Ray

Biography

Kai Hansen formed Helloween in 1984, playing guitar and singing on the speed metal band's first four albums. He left in early... Read the full Gamma Ray bio.

Gamma Ray

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