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Supernova Shocker!

The "shock breakout" captured in visible light for the first time.

RELATED TAGS: STARS
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For the first time, astronomers have captured in visible light an exploding star’s “shock breakout” — an extremely brief window into what triggers one type of supernova. When a massive star runs out of fuel at the end of its life, it collapses and triggers a violent explosion known as a supernova. The entire process can take weeks to reach peak brightness. When the collapsing core reaches the star’s surface, it releases a burst of light, called a shock breakout, ...
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