{"id":21258,"date":"2020-08-25T21:00:15","date_gmt":"2020-08-25T19:00:15","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=21258"},"modified":"2020-08-25T21:05:52","modified_gmt":"2020-08-25T19:05:52","slug":"la-temperature-du-plasma-solaire-plonge-faut-il-sinquieter","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/la-temperature-du-plasma-solaire-plonge-faut-il-sinquieter\/","title":{"rendered":"La temp\u00e9rature du plasma solaire plonge &#8211; faut-il s&rsquo;inqui\u00e9ter?"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Message de David Archibald, la temp\u00e9rature du plasma solaire a plong\u00e9 \u00e0 un nouveau le plus bas depuis le relev\u00e9 depuis 50 ans. Par co\u00efncidence ou non, la temp\u00e9rature de l&rsquo;h\u00e9misph\u00e8re sud de la Terre a \u00e9galement plong\u00e9 au cours des deux derni\u00e8res semaines. Quand commen\u00e7ons-nous \u00e0 nous inqui\u00e9ter?<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21259\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-temperature-du-plasma-solaire-plonge-faut-il-sinquieter\/plasma-solaire1\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire1.png?fit=602%2C379&amp;ssl=1\" data-orig-size=\"602,379\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"plasma-solaire1\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire1.png?fit=602%2C379&amp;ssl=1\" class=\"alignnone size-full wp-image-21259\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire1.png?resize=602%2C379&#038;ssl=1\" alt=\"\" width=\"602\" height=\"379\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire1.png?w=602&amp;ssl=1 602w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire1.png?resize=300%2C189&amp;ssl=1 300w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>Figure 1: Temp\u00e9rature du plasma \u00e9olien solaire<\/p>\n<p>Comme le montre la figure 1, la temp\u00e9rature du vent solaire a atteint un nouveau tr\u00e8s bas. Comme c&rsquo;est l&rsquo;\u00e9nergie du Soleil qui emp\u00eache la Terre de ressembler \u00e0 Pluton, la temp\u00e9rature inf\u00e9rieure du plasma indique que la surface du Soleil se refroidit. La surface de la Terre suivra s\u00fbrement.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21260\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-temperature-du-plasma-solaire-plonge-faut-il-sinquieter\/plasma-solaire2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire2.png?fit=602%2C391&amp;ssl=1\" data-orig-size=\"602,391\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"plasma-solaire2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire2.png?fit=602%2C391&amp;ssl=1\" class=\"alignnone size-full wp-image-21260\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire2.png?resize=602%2C391&#038;ssl=1\" alt=\"\" width=\"602\" height=\"391\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire2.png?w=602&amp;ssl=1 602w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire2.png?resize=300%2C195&amp;ssl=1 300w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>Figure 2: Rapport particule alpha sur proton dans le vent solaire<\/p>\n<p>De m\u00eame, le rapport particule alpha sur proton a atteint un nouveau plus bas depuis pr\u00e8s de 50 ans. La baisse du ratio de pointe dans chaque cycle solaire est encore plus dramatique. La question qui se pose naturellement est la suivante: y a-t-il une borne inf\u00e9rieure pour ce ratio?<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21261\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-temperature-du-plasma-solaire-plonge-faut-il-sinquieter\/plasma-solaire3\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire3.png?fit=602%2C416&amp;ssl=1\" data-orig-size=\"602,416\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"plasma-solaire3\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire3.png?fit=602%2C416&amp;ssl=1\" class=\"alignnone size-full wp-image-21261\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire3.png?resize=602%2C416&#038;ssl=1\" alt=\"\" width=\"602\" height=\"416\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire3.png?w=602&amp;ssl=1 602w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/plasma-solaire3.png?resize=300%2C207&amp;ssl=1 300w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>Figure 3: Pression d&rsquo;\u00e9coulement du vent solaire<\/p>\n<p>La pression d&rsquo;\u00e9coulement du vent solaire a atteint un nouveau plus bas depuis 50 ans. Il y a quelques choses d&rsquo;int\u00e9ressant \u00e0 propos de ce graphique. Notez que les creux des trois derniers cycles solaires sont align\u00e9s comme indiqu\u00e9 par la ligne bleue. Cela implique qu&rsquo;il y a un processus disciplin\u00e9 impliqu\u00e9. Notez \u00e9galement la faible activit\u00e9 \u00e0 la fin des ann\u00e9es 1960 qui a mis en place la p\u00e9riode de refroidissement des ann\u00e9es 1970.<\/p>\n<p>C&rsquo;est la pression d&rsquo;\u00e9coulement du vent solaire combin\u00e9e au champ magn\u00e9tique du Soleil qui r\u00e9duit le flux des rayons cosmiques galactiques atteignant la Terre. Compte tenu de ces deux param\u00e8tres, nous pouvons nous attendre \u00e0 un pic du flux de neutrons dans environ un an. \u00c0 son tour, cela devrait augmenter la couverture nuageuse et l&rsquo;alb\u00e9do de la Terre.<\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21262\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-temperature-du-plasma-solaire-plonge-faut-il-sinquieter\/kp-solaire4\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/kp-solaire4.png?fit=602%2C407&amp;ssl=1\" data-orig-size=\"602,407\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"kp-solaire4\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/kp-solaire4.png?fit=602%2C407&amp;ssl=1\" class=\"alignnone size-full wp-image-21262\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/kp-solaire4.png?resize=602%2C407&#038;ssl=1\" alt=\"\" width=\"602\" height=\"407\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/kp-solaire4.png?w=602&amp;ssl=1 602w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/kp-solaire4.png?resize=300%2C203&amp;ssl=1 300w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>Figure 4: Indice Kp<\/p>\n<p>L&rsquo;indice Kp est un indicateur global d&rsquo;activit\u00e9 aurorale sur une \u00e9chelle de 0 \u00e0 9. Ce qui est \u00e9vident dans ce graphique est le changement de r\u00e9gime de la p\u00e9riode chaude moderne qui a pris fin en 2006 et la nouvelle p\u00e9riode froide.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21263\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-temperature-du-plasma-solaire-plonge-faut-il-sinquieter\/ap-solaire5\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/ap-solaire5.png?fit=602%2C403&amp;ssl=1\" data-orig-size=\"602,403\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"ap-solaire5\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/ap-solaire5.png?fit=602%2C403&amp;ssl=1\" class=\"alignnone size-full wp-image-21263\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/ap-solaire5.png?resize=602%2C403&#038;ssl=1\" alt=\"\" width=\"602\" height=\"403\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/ap-solaire5.png?w=602&amp;ssl=1 602w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/ap-solaire5.png?resize=300%2C201&amp;ssl=1 300w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>Figure 5: Index Ap 1967 \u00e0 2020<\/p>\n<p>Selon les donn\u00e9es d&rsquo;Omniweb, l&rsquo;indice Ap a \u00e9galement atteint un nouveau creux dans l&rsquo;enregistrement des donn\u00e9es depuis 50 ans.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21264\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-temperature-du-plasma-solaire-plonge-faut-il-sinquieter\/anomalies-temperatures-2020\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/anomalies-temperatures-2020.png?fit=602%2C270&amp;ssl=1\" data-orig-size=\"602,270\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"anomalies-temperatures-2020\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/anomalies-temperatures-2020.png?fit=602%2C270&amp;ssl=1\" class=\"alignnone size-full wp-image-21264\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/anomalies-temperatures-2020.png?resize=602%2C270&#038;ssl=1\" alt=\"\" width=\"602\" height=\"270\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/anomalies-temperatures-2020.png?w=602&amp;ssl=1 602w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/anomalies-temperatures-2020.png?resize=300%2C135&amp;ssl=1 300w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>Figure 6: Anomalie de temp\u00e9rature de 2 m\u00e8tres pour 2020<\/p>\n<p>La figure 6 provient du site Web de l&rsquo;universit\u00e9 d&rsquo;Oxford Karsten Haustein. Il est mis \u00e0 jour quotidiennement. Il montre que la temp\u00e9rature de l&rsquo;h\u00e9misph\u00e8re sud (la ligne bleue) a plong\u00e9 de 0,6 \u00b0 C ces derni\u00e8res semaines et continue de plonger. Se pourrait-il que les nouveaux creux pour certains param\u00e8tres solaires aient une r\u00e9ponse instantan\u00e9e? Le plateau antarctique est le r\u00e9frig\u00e9rateur de la Terre.<\/p>\n<p>David Archibald<\/p>\n<p>Adaptation <a href=\"https:\/\/www.laterredufutur.com\/accueil\/\" target=\"_blank\" rel=\"noopener noreferrer\">Terra Projects<\/a><\/p>\n<p>sources : <a href=\"https:\/\/wattsupwiththat.com\/2020\/08\/23\/solar-plasma-temperature-is-plunging-should-we-worry\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/wattsupwiththat.com\/<\/a> \/ <a href=\"http:\/\/www.karstenhaustein.com\/climate\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/www.karstenhaustein.com\/<\/a> \/ <a href=\"https:\/\/omniweb.gsfc.nasa.gov\/form\/dx1.html\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/omniweb.gsfc.nasa.gov\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"21258\">(3546)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Message de David Archibald, la temp\u00e9rature du plasma solaire a plong\u00e9 \u00e0 un nouveau le plus bas depuis le relev\u00e9&#8230;<\/p>\n","protected":false},"author":1,"featured_media":21264,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"La #temp\u00e9rature du #plasma #solaire plonge - faut-il s'inqui\u00e9ter ? @laterredufutur.com Terra Projects","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[20,24],"tags":[176,7463,2227,37,64],"class_list":["post-21258","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-climat","category-soleil","tag-david-archibald","tag-indice-kp","tag-plasma","tag-soleil","tag-temperatures","wpcat-20-id","wpcat-24-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/08\/anomalies-temperatures-2020.png?fit=602%2C270&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-5wS","jetpack-related-posts":[{"id":4018,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-refroidissement-global-est-en-cours\/","url_meta":{"origin":21258,"position":0},"title":"Le refroidissement global est en cours !","author":"Admin","date":"5 juin 2007","format":false,"excerpt":"Pr\u00e9vision solaire de la baisse prochaine de la temp\u00e9rature terrestre par David Archibald de la NASA. Voici une pr\u00e9vision solaire de ce physicien de la NASA qui nous annonce donc une prochaine d\u00e9cennie qui nous apportera un refroidissement sur l'ensemble du globe. Et si ce refroidissement avait commenc\u00e9 ! Si\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":24998,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-sonde-solaire-parker-a-repere-lorigine-des-vents-solaires\/","url_meta":{"origin":21258,"position":1},"title":"La sonde solaire Parker a rep\u00e9r\u00e9 l&rsquo;origine des vents solaires","author":"Admin","date":"8 juin 2023","format":false,"excerpt":"Des champs magn\u00e9tiques \u00e9tranges pr\u00e8s de la surface du soleil alimentent les vents de gaz. Un engin spatial plongeant dans l'atmosph\u00e8re du soleil a r\u00e9v\u00e9l\u00e9 la source probable des puissantes explosions de plasma dans les vents solaires rapides. Loin du soleil, le vent solaire est un plasma n\u00e9buleux et turbulent.\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/06\/sonde-parket-vent-solaire.jpg?fit=1030%2C580&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/06\/sonde-parket-vent-solaire.jpg?fit=1030%2C580&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/06\/sonde-parket-vent-solaire.jpg?fit=1030%2C580&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/06\/sonde-parket-vent-solaire.jpg?fit=1030%2C580&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":9072,"url":"https:\/\/www.laterredufutur.com\/accueil\/les-etats-unis-revoient-leurs-plans-pour-faire-face-a-une-tempete-solaire-extreme\/","url_meta":{"origin":21258,"position":2},"title":"Les Etats-Unis revoient leurs plans pour faire face \u00e0 une temp\u00eate solaire extr\u00eame","author":"Admin","date":"2 novembre 2015","format":false,"excerpt":"Le soleil pourrait d\u00e9clencher une vague de plasma magn\u00e9tiquement charg\u00e9e qui endommagerait gravement ou d\u00e9truirait des syst\u00e8mes \u00e9lectriques importants, des satellites et autres moyens de t\u00e9l\u00e9communications. Reste \u00e0 savoir quand... La m\u00e9t\u00e9o ne se limite pas aux nuages, aux vents, aux diff\u00e9rences de temp\u00e9ratures et aux pr\u00e9cipitations que l'on a\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/soleil.jpg?fit=965%2C466&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/soleil.jpg?fit=965%2C466&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/soleil.jpg?fit=965%2C466&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/soleil.jpg?fit=965%2C466&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":27247,"url":"https:\/\/www.laterredufutur.com\/accueil\/les-eruptions-solaires-sont-six-fois-plus-chaudes-quon-ne-le-pensait-auparavant\/","url_meta":{"origin":21258,"position":3},"title":"Les \u00e9ruptions solaires sont six fois plus chaudes qu&rsquo;on ne le pensait auparavant","author":"Admin","date":"15 septembre 2025","format":false,"excerpt":"De nouvelles recherches de l'Universit\u00e9 de St Andrews ont sugg\u00e9r\u00e9 que les particules des \u00e9ruptions solaires sont 6,5 fois plus chaudes qu'on ne le pensait auparavant et ont fourni une solution inattendue \u00e0 un myst\u00e8re vieux de 50 ans sur notre \u00e9toile la plus proche. Les \u00e9ruptions solaires sont des\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/01\/eruption-solaire.jpg?fit=642%2C401&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/01\/eruption-solaire.jpg?fit=642%2C401&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/01\/eruption-solaire.jpg?fit=642%2C401&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":21947,"url":"https:\/\/www.laterredufutur.com\/accueil\/lhemisphere-nord-de-notre-planete-serait-plus-frappe-par-le-vent-solaire-que-le-sud\/","url_meta":{"origin":21258,"position":4},"title":"L\u2019h\u00e9misph\u00e8re nord de notre plan\u00e8te serait plus frapp\u00e9 par le vent solaire que le sud","author":"Admin","date":"9 f\u00e9vrier 2021","format":false,"excerpt":"Sans discontinuer et de mani\u00e8re plus ou moins intense, le Soleil envoie vers la Terre des particules charg\u00e9es. Notre champ magn\u00e9tique nous prot\u00e8ge. Mais selon de nouveaux travaux, l'h\u00e9misph\u00e8re nord resterait plus expos\u00e9. Et alors que tous pensaient que les deux h\u00e9misph\u00e8res de la Terre recevaient naturellement autant de particules\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/12\/islande-aurore-boreale.jpg?fit=1024%2C684&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/12\/islande-aurore-boreale.jpg?fit=1024%2C684&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/12\/islande-aurore-boreale.jpg?fit=1024%2C684&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/12\/islande-aurore-boreale.jpg?fit=1024%2C684&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":25851,"url":"https:\/\/www.laterredufutur.com\/accueil\/les-scientifiques-se-rapprochent-de-la-comprehension-des-eruptions-feu-de-camp-du-soleil\/","url_meta":{"origin":21258,"position":5},"title":"Les scientifiques se rapprochent de la compr\u00e9hension des \u00e9ruptions \u00ab feu de camp \u00bb du soleil","author":"Admin","date":"13 mai 2024","format":false,"excerpt":"On pense que ce ph\u00e9nom\u00e8ne solaire de faible ampleur est d\u00fb \u00e0 l'annulation magn\u00e9tique. Les scientifiques commencent \u00e0 comprendre ce qui provoque de minuscules \u00e9ruptions sur le soleil, appel\u00e9es \u00ab feux de camp \u00bb. Les feux de camp ont \u00e9t\u00e9 d\u00e9couverts en 2020, lorsque la sonde Solar Orbiter de l'Agence\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/05\/soleil.webp?fit=1030%2C580&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/05\/soleil.webp?fit=1030%2C580&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/05\/soleil.webp?fit=1030%2C580&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/05\/soleil.webp?fit=1030%2C580&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/21258","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=21258"}],"version-history":[{"count":2,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/21258\/revisions"}],"predecessor-version":[{"id":21266,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/21258\/revisions\/21266"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/21264"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=21258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=21258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=21258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}