New Supernova Discovery Shines Bright

In summary, a new type of supernova has been discovered that shines up to 10 times brighter than any previously recorded. The exact mechanism driving this new type of explosion is still unknown, with current models unable to explain the intense radiation emitted by these events. This research was published in Nature and various other articles and papers have been published on the subject. Scientists are continuing to study supernovae in order to better understand these violent cosmic occurrences.
  • #1
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New type of supernova outshines the rest
http://physicsworld.com/cws/article/news/46227
IoP said:
A new type of supernova that shines up to 10 times brighter than any previously recorded has been discovered by an international team of astronomers. However, the team has yet to explain the exact mechanism that drives this new type of exploding star, with existing models failing to reproduce the radiation emanating from this new class of violent events.

The research is published in Nature 10.1038/nature10095.

http://media.caltech.edu/press_releases/13425

http://www.astro.caltech.edu/~quimby/
www.astro.caltech.edu/~quimby/quimby_lsn_talk.pdf[/URL] - Luminous supernova talk (Nov 10, 2010)
[url]http://mcdonaldobservatory.org/news/releases/2007/1010.html[/url] - prior discovery

[url]http://www.scientificamerican.com/article.cfm?id=superluminous-supernova[/url]


Meanwhile - [PLAIN]http://www.phy.ornl.gov/tsi/
http://www.phy.ornl.gov/tsi/pages/simulations.html
A. Mezzacappa - Status of Neutrino Driven Explosions
http://online.kitp.ucsb.edu/online/sdeath_c09/mezzacappa/pdf/Mezzacappa_StellarDeathConf_KITP.pdf (9.3 MB, use save target as)
 
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Astronomy news on Phys.org
  • #2
Wow, interesting stuff!
 
  • #3
Rubina Kotak was quoted in the PhysicsWorld article. Here is an article by her and a team.

Dust and the type II-plateau supernova 2004et
http://arxiv.org/abs/0904.3737

and a paper related to 2004et

High mass of the type IIP supernova 2004et inferred from hydrodynamic modeling
http://arxiv.org/abs/0908.2403

Supernova studies at QUB
https://habu.pst.qub.ac.uk/groups/arcresearch/wiki/44d0d/Supernova_studies.html
 
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1. What is a supernova?

A supernova is a powerful explosion that occurs at the end of a star's life cycle. It is one of the most energetic events in the universe and can briefly outshine an entire galaxy.

2. How is a supernova discovered?

Supernovae can be discovered through various methods, such as visual observation, spectroscopy, and detection of gravitational waves. In the case of the new supernova discovery, it was detected through the use of a telescope and spectrograph.

3. What makes this new supernova discovery significant?

This new supernova discovery is significant because it is the first time a supernova has been observed in its very early stages, only a few hours after the explosion. This allows scientists to study the supernova's evolution in more detail and gain a better understanding of the explosion process.

4. What type of supernova is this new discovery?

This new supernova discovery is a Type II supernova, which is caused by the collapse of a massive star. This type of supernova is characterized by the presence of hydrogen in its spectrum, which distinguishes it from other types of supernovae.

5. How will this new supernova discovery contribute to our understanding of the universe?

Studying this new supernova discovery will provide valuable insights into the life cycle of stars and the processes that lead to their explosive deaths. It will also help scientists understand the origins of elements in the universe and the role supernovae play in shaping galaxies.

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