Kepler watched two supernovae burst out of the surface of stars
Ars Technica » Scientific Method 2016-03-22
Summary:
In red supergiants, the core's explosion takes time to reach the surface.
Link:
http://arstechnica.com/science/2016/03/kepler-watched-two-supernovae-burst-out-of-the-surface-of-stars/From feeds:
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