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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
- What Is a Supernova? | NASA Space Place – NASA Science for Kids
A supernova is the biggest explosion that humans have ever seen Each blast is the extremely bright, super-powerful explosion of a star An illustration of one of the brightest and most energetic supernova explosions ever recorded Image credit: NASA CXC M Weiss What causes a supernova?
- What is a supernova? | Space
Supernovas can briefly outshine entire galaxies and radiate more energy than our sun will in its entire lifetime They're also the primary source of heavy elements in the universe According to
- 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
- 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
- What is a Supernova? Yes, Its Truly Super Cool. - The Old Farmers . . .
What is a Supernova? This is the biggest explosion that will ever light up the modern universe Every blast is the extremely bright, super-powerful explosion of a star Supernovas are so bright that they can be seen across the universe, outshining their entire galaxies for a few days or even months How Rare is a Supernova?
- 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? Exploring the Explosive Death of Stars and Its . . .
A supernova is not just a star’s death—it is a dramatic event that reshapes the cosmos These cosmic explosions are responsible for creating the elements that make up the Earth and life itself, and they play a critical role in the evolution of galaxies and stars
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