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https://www.lesechos.fr/idees-debats/...-les-mysteres-de-notre-etoile-1154531
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http://www.numerama.com/sciences/1671...plant-une-eruption-solaire-en-4k.html
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https://www.youtube.com/watch?v=6tmbeLTHC_0#t=162
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http://www.science-et-vie.com/2015/11...A+Science_et_Vie+%28Science+et+vie%29
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