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  • Supernova - 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
  • Supernova | Definition, Types, Facts | Britannica
    supernova, any of a class of violently exploding stars whose luminosity after eruption suddenly increases many millions of times its normal level The term supernova is derived from nova (Latin: “new”), the name for another type of exploding star Supernovae resemble novae in several respects
  • What Is a Supernova? | NASA Space Place – NASA Science for Kids
    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
  • Supernovas Remnants - Harvard–Smithsonian Center for Astrophysics
    Supernovas are some of the brightest events in the universe, occasionally outshining entire galaxies at their peak Many supernovas can be seen from billions of light-years away, and nearby supernovas in past centuries have been visible during the daytime
  • Supernovae Information and Facts - National Geographic
    These stars end their evolutions in massive cosmic explosions known as supernovae When supernovae explode, they jettison matter into space at some 9,000 to 25,000 miles (15,000 to 40,000
  • What is a supernova? | Space
    A supernova is the explosion of a massive star There are many different types of supernovae, but they can be broadly separated into two main types: thermonuclear runaway or core-collapse
  • Supernovae - NASA
    Supernovae News Articles See All News Article 6 Min Read NASA’s Roman Mission Shares Detailed Plans to Scour Skies Article 6 Min Read New Simulated Universe Previews Panoramas From NASA’s Roman Telescope Article 4 Min Read Travel Through Data From Space in New 3D Instagram Experiences
  • Supernovae - HyperPhysics
    Supernovae are classified as Type I if their light curves exhibit sharp maxima and then die away smoothly and gradually The model for the initiation of a Type I supernova is the detonation of a carbon white dwarf when it collapses under the pressure of electron degeneracy
  • What is a Supernova? Exploring the Explosive Death of Stars and Its . . .
    At the most basic level, a supernova is the explosive death of a star However, the processes that lead to this spectacular event are far from simple To understand a supernova, it’s essential to first grasp how stars live and die Stars form from clouds of gas and dust in space, primarily composed of hydrogen
  • Supernovae | Cosmic Spectacles, Origins Impact in Astrophysics
    Explore the fascinating world of supernovae: cosmic explosions that shape the universe, influence galaxy formation, and contribute to the chemical diversity of the cosmos Supernovae represent one of the most energetic and visually stunning events in the universe





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