Gammy Ray Illumination
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Gammy Ray Illumination

August 8, 2013
This artist's illustration depicts a gamma-ray burst illuminating clouds of interstellar gas in its host galaxy. By analyzing a recent gamma-ray burst, astronomers were able to learn about the chemistry of a galaxy 12.7 billion light-years from Earth. They discovered it contains only one-tenth of the heavy elements (metals) found in our solar system.

Credit: Gemini Observatory/AURA, artwork by Lynette Cook

[ Read the Article: Gamma Ray Burst Illuminates Galactic Chemistry In The Early Universe ]

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