Read more: space.newscientist.com Dust clouds glow thanks to delayed "light echo...
In part one of our series Classical Echoes introducing Echo prize winners, we pr...
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Views: (582) Date: (14-12-09) Time: (00:05:12) |
Description: A supernova flash echoing through surrounding dust clouds has given astronomers a virtual time machine for studying the light from the explosion that nobody saw.