Supernova explosion 4 billion light-years away revealed using gravitational lensing
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Description
Supernova SN Zwicky "was magnified nearly 25 times by a foreground galaxy acting as a lens," according to the College of Computer, Mathematical, and Natural Sciences. Several telescopes were used to observe the supernova. Full Story: https://www.space.com/supernova-gravitational-lens-sn-zwicky
Credit: ESA/Hubble, L. Calçada
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