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  1. Há 5 dias · One type of supernova is caused by the “last hurrah” of a dying massive star. This happens when a star at least five times the mass of our sun goes out with a fantastic bang! Massive stars burn huge amounts of nuclear fuel at their cores, or centers. This produces tons of energy, so the center gets very hot.

  2. en.wikipedia.org › wiki › SupernovaSupernova - Wikipedia

    A supernova (pl.: supernovae or supernovas) is a powerful and luminous explosion of a star. A supernova occurs during the last evolutionary stages of a massive star or when a white dwarf is triggered into runaway nuclear fusion.

  3. By: Laurie L. Dove. In this image, a white dwarf's strong gravitational pull siphons matter from a nearby star. If the white dwarf becomes too massive to support its own weight, it will collapse on itself and then explode in a supernova. NASA. Humans are born, then we grow and die.

  4. 14 de mai. de 2023 · Put simply, a supernova is a powerful explosion that occurs during the last evolutionary stages of a massive star – or when a smaller star is triggered into runaway nuclear fusion. Supernovas are...

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