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More details of super-bright supernova released

Light of a supernova that is not lensed appears dimmer and as a single image (bottom). From the same point of view on Earth, the lensed supernova's light would appear brighter and as four distinct images (top), as shown in this illustration.

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In January, astronomers announced that a super-bright supernova called PS1-10afx was actually the light of the supernova magnified by the gravity of a galaxy in front of it. More details about the cosmic magnifying lens appear in the April 25 Science

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