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Light echoes ripple from ancient supernova

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Uploaded on Mar 19, 2008

Read more: http://space.newscientist.com/article...

Dust clouds glow thanks to delayed "light echoes" from a supernova, 400 years after light from the original event washed over Earth (Images: X-ray: NASA/CXC/Rutgers/J Warren/J Hughes; Optical light echo: NOAO/AURA/NSF/Harvard/A Rest et al; LMC image: NOAO/AURA/NSF/S Points/C Smith/MCELS team)

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