Infrared echoes give NASA's Spitzer a supernova flashback

Hot spots near the shattered remains of an exploded star are echoing the blast's first moments, say scientists using data from NASA's Spitzer Space Telescope.

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<p><a href="http://www.physorg.com/news142085113.html">Infrared echoes give NASA's Spitzer a supernova flashback</a></p> <p>Hot spots near the shattered remains of an exploded star are echoing the blast's first moments, say scientists using data from NASA's Spitzer Space Telescope.</p>