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  1. 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.

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    • List of Supernovae

      A supernova is an event in which a star destroys itself in...

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  2. Ο όρος υπερκαινοφανής αστέρας ή σουπερνόβα (supernova) αναφέρεται σε διάφορους τύπους εκρήξεων [Σημ 1] που συμβαίνουν κατά τη διάρκεια των τελευταίων εξελικτικών σταδίων της ζωής [Σημ 2] των αστέρων, κατά τις οποίες παράγονται εξαιρετικά φωτεινά αντικείμενα, αποτελούμενα από πλάσμα (ιονισμένη ύλη) και των οποίων η αρχική φωτεινότητα στη συνέχεια...

  3. A supernova is an event in which a star destroys itself in an explosion which can briefly become as luminous as an entire galaxy. This list of supernovae of historical significance includes events that were observed prior to the development of photography, and individual events that have been the subject of a scientific paper that contributed ...

  4. Learn about the earliest and most recent records of supernovae in the sky, from ancient China to modern times. Find out how supernovae are classified, studied and used to measure cosmic distances.

  5. Eine Supernova (von lateinisch stella nova, super ‚neuer Stern, darüber hinaus‘; Plural Supernovae) ist das kurzzeitige, helle Aufleuchten eines massereichen Sterns am Ende seiner Lebenszeit durch eine Explosion, bei welcher der ursprüngliche Stern selbst vernichtet wird.

  6. it.wikipedia.org › wiki › SupernovaSupernova - Wikipedia

    Una supernova (plurale supernove, in latino supernovae [1] [2]; abbreviata come SN o SNe) è un'esplosione stellare più energetica di quella di una nova. Le supernove sono molto luminose e causano una emissione di radiazione che può per brevi periodi superare quella di una intera galassia.

  7. A Type II supernova or SNII[1] (plural: supernovae) results from the rapid collapse and violent explosion of a massive star. A star must have at least eight times, but no more than 40 to 50 times, the mass of the Sun (M☉) to undergo this type of explosion. [2] Type II supernovae are distinguished from other types of supernovae by the presence ...

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