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Supernova

en.wikipedia.org/wiki/Supernova

A supernova is an astronomical event that occurs during the last stellar evolutionary stages of a massive star's life, whose dramatic and catastrophic destruction ...

What Is a Supernova? | NASA

www.nasa.gov/audience/forstudents/5-8/features/nasa-knows/what-is-a-supernova.html

A supernova is the explosion of a star -- the largest explosion that takes place in space.

www.ask.com/youtube?q=What Is a Supernova?&v=iNPikOAYonM
Oct 14, 2012 ... A short video made for my physics assignment about supernovas. West Island School Year 11 Oct 14 2012 Credits Music: Finale - Madeon ...

What is a supernova, and what can it tell us about the universe?

hubblesite.org/reference_desk/faq/answer.php.id=30&cat=stars

A supernova is the explosive death of a star, which unleashes a burst of light through the cosmos. Supernovas happen in two different ways: When massive stars ...

What are Supernovae?

spider.ipac.caltech.edu/staff/vandyk/supernova.html

Currently, supernovae are only seen in galaxies other than the Milky Way. We know that supernovae have occurred in our Galaxy in the past, since both Tycho  ...

Supernovas, Supernovae Information, Exploding Star Facts, News ...

science.nationalgeographic.com/science/space/universe/supernovae-article/

Some stars behave as if it's better to burn out than to fade away. These stars end their evolutions in massive cosmic explosions known as supernovae.

What is a Supernova? - Universe Today

www.universetoday.com/56533/what-is-a-supernova/

Supernovae aren't new stars in the sense that they were not stars before they became supernovae; the progenitor – what the star was before it went supernova  ...

What types of energy does a supernova give out when it explodes

scienceline.ucsb.edu/getkey.php?key=2989

The study of supernovae (supernova is one of those weird Greek based words where when you get more than one of them together, they aren't supernovas, ...

What is a supernova? | MNN - Mother Nature Network

www.mnn.com/earth-matters/space/stories/what-supernova

Sep 23, 2015 ... Not all stars become supernovae, here's everything you ever wanted to know about a star's fate.

What's a safe distance between us and an exploding star? | Space ...

earthsky.org/space/supernove-distance

Jan 22, 2016 ... A supernova is a star explosion – destructive on a scale almost beyond human imagining. If our sun exploded as a supernova, the resulting ...

Answer
A supernova is the explosion of a massive star. Supernovae are extremely bright and create a huge burst of radiation.
Supernovae occur either when the mass of a star's core exceeds the sustainable limit or when nuclear fusion produces more energy than the star can contain. More >>
More Info

What Is a Supernova? - Space.com

www.space.com

Jan 27, 2014 ... This Chandra X-ray photograph shows Cassiopeia A (Cas A, for short), the youngest supernova remnant in the Milky Way.

ESA - Space for Kids - Our Universe - Supernovas

www.esa.int

Every now and again our Milky Way galaxy is lit up by a huge explosion. Known as a supernova, this violent event marks the death of a supergiant – a ...

Supernovae - HyperPhysics

hyperphysics.phy-astr.gsu.edu

A supernova is an explosion of a massive supergiant star. It may shine with the brightness of 10 billion suns! The total energy output may be 10<sup>44</sup> joules, ...