{"id":1207,"date":"2026-05-23T20:29:45","date_gmt":"2026-05-23T20:29:45","guid":{"rendered":"https:\/\/artia13.city\/?p=1207"},"modified":"2026-05-23T20:29:45","modified_gmt":"2026-05-23T20:29:45","slug":"de-la-couronne-solaire-aux-exoplanetes-recherches-du-cnrs-sur-lastrophysique-moderne","status":"publish","type":"post","link":"https:\/\/artia13.city\/?p=1207","title":{"rendered":"De la couronne solaire aux exoplan\u00e8tes : recherches du CNRS sur l&rsquo;astrophysique moderne"},"content":{"rendered":"<figure> <img decoding=\"async\" src=\"https:\/\/lejournal.cnrs.fr\/sites\/default\/files\/styles\/visuel_principal\/public\/assets\/images\/streamers_around_the_sun_cut_vp.jpg\" alt=\"De la\u00a0couronne solaire aux\u00a0exoplan\u00e8tes | CNRS Le journal\" loading=\"lazy\"> <\/figure><h3>De la couronne solaire aux exoplan\u00e8tes<\/h3><p>D\u00e9but des ann\u00e9es 1930, l\u2019astronome fran\u00e7ais Bernard Lyot met au point un instrument innovant permettant d\u2019observer la couronne solaire ainsi que ses impressionnants jets de gaz, sans n\u00e9cessiter d\u2019\u00e9clipse. Ce d\u00e9veloppement technique constitue une avanc\u00e9e majeure dans l\u2019astrophysique.<\/p><p>Cet outil, connu sous le nom de coronographe, a r\u00e9volutionn\u00e9 l&rsquo;observation solaire et a ouvert la voie \u00e0 de nombreuses d\u00e9couvertes. Dans les ann\u00e9es 1990, il a \u00e9galement jou\u00e9 un r\u00f4le cl\u00e9 dans la d\u00e9tection de certaines des premi\u00e8res exoplan\u00e8tes, des corps c\u00e9lestes orbitant autour d\u2019\u00e9toiles autres que notre Soleil.<\/p><p>Les progr\u00e8s r\u00e9alis\u00e9s gr\u00e2ce \u00e0 cet instrument ont permis d&rsquo;approfondir notre compr\u00e9hension des m\u00e9canismes solaires et d&rsquo;\u00e9largir notre vision de l&rsquo;univers, en facilitant la recherche de plan\u00e8tes potentiellement habitables.<\/p><h3>Sources<\/h3><p>CNRS Le Journal<\/p><figcaption><a href=\"https:\/\/lejournal.cnrs.fr\/videos\/de-la-couronne-solaire-aux-exoplanetes\">Source<\/a><\/figcaption>","protected":false},"excerpt":{"rendered":"<p>De la couronne solaire aux&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1208,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[],"class_list":["post-1207","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-astrologie-et-science"],"_links":{"self":[{"href":"https:\/\/artia13.city\/index.php?rest_route=\/wp\/v2\/posts\/1207","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/artia13.city\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/artia13.city\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/artia13.city\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/artia13.city\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1207"}],"version-history":[{"count":0,"href":"https:\/\/artia13.city\/index.php?rest_route=\/wp\/v2\/posts\/1207\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/artia13.city\/index.php?rest_route=\/wp\/v2\/media\/1208"}],"wp:attachment":[{"href":"https:\/\/artia13.city\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/artia13.city\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1207"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/artia13.city\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}