Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. Another huge explosion has lit up the universe, and astronomers are studying it as best they can before the light fades away. The subsequent fading optical transient, pictured above , is so far out in the universe its light is measured to be redshifted by factor of at least 1.6 . The type of powerful explosion that caused this gamma-ray burst is not only still unknown, but found to be fading in an unusual way .
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