What is A supernova

What is A supernova

What is a supernova :

Using very distant supernovae as standard candles, one can trace the history of cosmic expansion and try to find out what’s currently speeding it up.

That bright star isn’t actually a star, at least not anymore. The brilliant point of light is the explosion of a star that has reached the end of its life, otherwise known as a supernova.

Watch this wonderful video

Download doc Supernova: Five Stages in the Death of a Star 

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