Photo: Centuries-Old Supernova "Echoes" Detected

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Recent surveys of the Large Magellanic Cloud (left) have revealed "light echoes" of a 400-year-old supernova (lower right) and the explosion's remnants (upper right, shown in an x-ray image).

X-ray image NASA/CXC/Rutgers/J.Warren, J.Hughes; Optical (Light Echo): NOAO/AURA/NSF/Harvard/A.Rest et al.; Optical (LMC): NOAO/AURA/NSF/S.Points, C. Smith & MCELS team

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