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En astronomie, une hypernova, ou supernova superlumineuse (nom plus courant dans les publications récentes ; en abrégé SNSL, ou en anglais SLSN pour superluminous supernova ), est une explosion qui libérerait l' énergie de plus de 100 supernovas, soit environ 10 46 joules 1.
29 mai 2019 · You are filled with determination #undertale #megalovania #tobyfox. Please be sure to show your support for Toby Fox who is behind the popular game Undertale that this channel is mainly based on...
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Properties. Hypernovae are thought to be supernovae with ejecta having a kinetic energy larger than about 1045 joule, an order of magnitude higher than a typical core collapse supernova. The ejected nickel masses are large and the ejection velocity up to 99% of the speed of light.
29 sept. 2023 · For centuries thereafter every sudden appearance of a new star in the sky was called a nova. Since we have learned more about the distances to these objects, and therefore their intrinsic ...
- Stephen Luntz
20 oct. 2016 · Another category that could really use a re-organizing is the term nova, and all the related objects that share that term: nova, supernova, hypernova, meganova, ultranova. Okay, I made those last...
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1 juil. 2021 · Meganova is not a valid term in astronomy or physics. Try searching for electron-capture supernova, a type of stellar explosion that was observed for the first time in 2018.
