{"id":2156,"date":"2015-03-19T10:05:15","date_gmt":"2015-03-19T10:05:15","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/feldmann\/?p=2156"},"modified":"2015-03-24T14:08:57","modified_gmt":"2015-03-24T14:08:57","slug":"en-video-la-danse-des-aurores-boreales-sur-lalaska","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/03\/19\/en-video-la-danse-des-aurores-boreales-sur-lalaska\/","title":{"rendered":"En vid\u00e9o : la danse des aurores bor\u00e9ales sur l&#8217;Alaska"},"content":{"rendered":"<p>Le spectacle des <a title=\"En images : un weekend sous les aurores bor\u00e9ales\" href=\"http:\/\/www.futura-sciences.com\/magazines\/environnement\/infos\/actu\/d\/meteorologie-images-weekend-sous-aurores-boreales-26338\/\" target=\"_blank\">aurores bor\u00e9ales<\/a> est sans aucun doute l&#8217;un des plus beaux que puisse nous offrir la nature. Ces draperies chatoyantes, qui se produisent \u00e0 proximit\u00e9 des p\u00f4les magn\u00e9tiques, naissent de l&#8217;interaction entre le vent solaire et la haute atmosph\u00e8re terrestre.<\/p>\n\n<!-- iframe plugin v.5.1 wordpress.org\/plugins\/iframe\/ -->\n<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/O6LQ4pUApYw\" frameborder=\"0\" 0=\"allowfullscreen\" scrolling=\"yes\" class=\"iframe-class\"><\/iframe>\n\n<p>Les images qui composent la vid\u00e9o ci-dessus ont \u00e9t\u00e9 r\u00e9alis\u00e9es \u00e0 la mi-f\u00e9vrier, \u00e0 l&#8217;\u00e9poque o\u00f9 la Terre recevait les particules \u00e9nerg\u00e9tiques projet\u00e9es dans l&#8217;espace au cours d&#8217;une \u00e9ruption de la <a title=\"L\u2019\u00e9norme tache solaire AR 2192\" href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2014\/10\/22\/lenorme-tache-solaire-ar-2192\/\" target=\"_blank\">tache solaire<\/a> AR 2282.<\/p>\n<p><!--more-->L&#8217;auteur de cette vid\u00e9o est l&#8217;astrophotographe cor\u00e9en <a title=\"Starryphoto\" href=\"http:\/\/www.starryphoto.co.kr\/starryphoto.htm\" target=\"_blank\">Sangku Kim<\/a>\u00a0qui s&#8217;est rendu dans la r\u00e9gion de Fairbanks, la seconde ville de l&#8217;\u00e9tat de l&#8217;Alaska. Sa position au nord du 64\u00e8me parall\u00e8le en fait une excellente base de ralliement pour les amateurs d&#8217;aurores bor\u00e9ales. Il leur faut ensuite s&#8217;\u00e9loigner de la <a title=\"Pollution lumineuse\" href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2014\/06\/28\/pollution-lumineuse\/\" target=\"_blank\">pollution lumineuse<\/a> en montant toujours plus au nord pour trouver des cieux propices \u00e0 ce type d&#8217;observation.<\/p>\n<p>Les aurores polaires s&#8217;observent aux deux p\u00f4les terrestres mais les conditions d&#8217;acc\u00e8s pour les photographes sont meilleures dans l&#8217;h\u00e9misph\u00e8re nord, ce qui explique le peu d&#8217;<a title=\"Image rare : une aurore australe au-dessus de Concordia\" href=\"http:\/\/www.futura-sciences.com\/magazines\/espace\/infos\/actu\/d\/astronomie-image-rare-aurore-australe-dessus-concordia-40244\/\" target=\"_blank\">aurores australes<\/a> photographi\u00e9es.<\/p>\n<p>On a aussi observ\u00e9 des aurores polaires sur d&#8217;autres plan\u00e8tes comme <a title=\"Les aurores polaires martiennes cartographi\u00e9es par Mars Express\" href=\"http:\/\/www.futura-sciences.com\/magazines\/espace\/infos\/actu\/d\/astronautique-aurores-polaires-martiennes-cartographiees-mars-express-17462\/\" target=\"_blank\">Mars<\/a>, <a title=\"Des \u00e9ruptions sur Io contr\u00f4leraient les aurores joviennes\" href=\"http:\/\/www.futura-sciences.com\/magazines\/espace\/infos\/actu\/d\/astronomie-eruptions-io-controleraient-aurores-joviennes-44349\/\" target=\"_blank\">Jupiter <\/a>et\u00a0<a title=\"En vid\u00e9o : la danse d'une aurore polaire sur Saturne\" href=\"http:\/\/www.futura-sciences.com\/magazines\/espace\/infos\/actu\/d\/astronomie-video-danse-aurore-polaire-saturne-25322\/\" target=\"_blank\">Saturne<\/a>.<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>Le spectacle des aurores bor\u00e9ales est sans aucun doute l&#8217;un des plus beaux que puisse nous offrir la nature. Ces draperies chatoyantes, qui se produisent \u00e0 proximit\u00e9 des p\u00f4les magn\u00e9tiques, naissent de l&#8217;interaction entre le vent solaire et la haute atmosph\u00e8re terrestre. Les images qui composent la vid\u00e9o ci-dessus ont \u00e9t\u00e9 r\u00e9alis\u00e9es \u00e0 la mi-f\u00e9vrier, &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/03\/19\/en-video-la-danse-des-aurores-boreales-sur-lalaska\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">En vid\u00e9o : la danse des aurores bor\u00e9ales sur l&#8217;Alaska<\/span>  <span class=\"meta-nav\">&rarr;<\/span><\/a><!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":8,"featured_media":2157,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[509],"tags":[911,395,910,909,261,618],"class_list":["post-2156","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","tag-alaska","tag-aurore-boreale","tag-fairbanks","tag-sangku-kim","tag-tache-solaire","tag-vent-solaire"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>En vid\u00e9o : la danse des aurores bor\u00e9ales sur l&#039;Alaska<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/03\/19\/en-video-la-danse-des-aurores-boreales-sur-lalaska\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"En vid\u00e9o : la danse des aurores bor\u00e9ales sur l&#039;Alaska\" \/>\n<meta property=\"og:description\" content=\"Le spectacle des aurores bor\u00e9ales est sans aucun doute l&#8217;un des plus beaux que puisse nous offrir la nature. Ces draperies chatoyantes, qui se produisent \u00e0 proximit\u00e9 des p\u00f4les magn\u00e9tiques, naissent de l&#8217;interaction entre le vent solaire et la haute atmosph\u00e8re terrestre. 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