{"id":3942,"date":"2025-03-01T10:52:04","date_gmt":"2025-03-01T09:52:04","guid":{"rendered":"http:\/\/boks-meteo-lancrans.fr\/?p=3942"},"modified":"2025-03-01T18:40:32","modified_gmt":"2025-03-01T17:40:32","slug":"m-78","status":"publish","type":"post","link":"http:\/\/boks-meteo-lancrans.fr\/index.php\/2025\/03\/01\/m-78\/","title":{"rendered":"M 78 &#8211; N\u00e9buleuse par r\u00e9flexion"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3942\" class=\"elementor elementor-3942\">\n\t\t\t\t<div class=\"elementor-element elementor-element-19860ba e-flex e-con-boxed e-con e-parent\" data-id=\"19860ba\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d889a0e e-con-full e-flex e-con e-child\" data-id=\"d889a0e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b6390ae elementor-widget elementor-widget-image\" data-id=\"b6390ae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"782\" height=\"460\" src=\"http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/M-78_mod.jpg\" class=\"attachment-large size-large wp-image-3944\" alt=\"\" srcset=\"http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/M-78_mod.jpg 782w, http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/M-78_mod-300x176.jpg 300w, http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/M-78_mod-768x452.jpg 768w\" sizes=\"(max-width: 782px) 100vw, 782px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-70a1a16 e-con-full e-flex e-con e-child\" data-id=\"70a1a16\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7099820 elementor-widget elementor-widget-text-editor\" data-id=\"7099820\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><b>M78<\/b>\u00a0(ou\u00a0<b>NGC 2068<\/b>) est une\u00a0n\u00e9buleuse par r\u00e9flexion\u00a0situ\u00e9e dans\u00a0Orion\u00a0et d\u00e9couverte en\u00a01780\u00a0par\u00a0Pierre M\u00e9chain. C\u2019est la n\u00e9buleuse diffuse la plus brillante d&rsquo;un groupe de n\u00e9buleuses qui comprend\u00a0NGC 2064\u00a0et\u00a0NGC 2067.\u00a0Charles Messier\u00a0l&rsquo;ajouta \u00e0\u00a0son catalogue\u00a0le\u00a017 d\u00e9cembre\u00a0de la m\u00eame ann\u00e9e.<\/p><p>C&rsquo;est un nuage de poussi\u00e8re interstellaire\u00a0qui brille par r\u00e9flexion de la\u00a0lumi\u00e8re\u00a0des brillantes\u00a0\u00e9toiles\u00a0bleues (de\u00a0type spectral\u00a0B r\u00e9cent), et parmi elles la plus brillante, HD 38563A, suivie de peu par HD 38563B<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bd436dd e-flex e-con-boxed e-con e-parent\" data-id=\"bd436dd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-999f781 e-con-full e-flex e-con e-child\" data-id=\"999f781\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-676cd30 elementor-widget elementor-widget-heading\" data-id=\"676cd30\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La constellation d'Orion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c1a87b elementor-widget elementor-widget-text-editor\" data-id=\"2c1a87b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Orion est l\u2019une des constellations les plus connues : la plus ancienne repr\u00e9sentation li\u00e9e \u00e0 cette constellation remonte \u00e0 38 000 ans. Le motif de la constellation d\u2019Orion a \u00e9t\u00e9 reconnu comme une figure humaine par de nombreuses cultures anciennes dans le monde entier.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0ea4345 e-con-full e-flex e-con e-child\" data-id=\"0ea4345\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-20028f2 elementor-widget elementor-widget-image\" data-id=\"20028f2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"278\" height=\"287\" src=\"http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/02\/Constellation-dOrion.jpg\" class=\"attachment-large size-large wp-image-3744\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2aa31e0 e-flex e-con-boxed e-con e-parent\" data-id=\"2aa31e0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-180c5c7 elementor-widget elementor-widget-text-editor\" data-id=\"180c5c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cet objet n&rsquo;est pas difficile \u00e0 localiser \u00e0 partir de\u00a0Zeta Orionis, \u00e9galement appel\u00e9e Alnitak, l&rsquo;\u00e9toile la plus \u00e0 l&rsquo;est du\u00a0Baudrier d&rsquo;Orion\u00a0; elle est situ\u00e9e \u00e0 environ 2 degr\u00e9s au nord et 1,5 degr\u00e9 \u00e0 l&rsquo;est de cette \u00e9toile\u00a0; une cha\u00eene de 3 \u00e9toiles de magnitude entre 5 et 6, orient\u00e9e au nord depuis Zeta, peut aider \u00e0 la recherche.<\/p><p>Visuellement, M78 ressemble \u00e0 une faible com\u00e8te. Avec des\u00a0jumelles, et dans de bonnes conditions, elle est juste visible comme une tr\u00e8s petite tache. De petits instruments permettent d\u00e9j\u00e0 de la voir bien brillante, et r\u00e9v\u00e8lent les deux \u00e9toiles qui la mettent en valeur.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a535fd7 e-flex e-con-boxed e-con e-parent\" data-id=\"a535fd7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-850d234 e-con-full e-flex e-con e-child\" data-id=\"850d234\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-70fccfc elementor-widget elementor-widget-image\" data-id=\"70fccfc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"782\" height=\"460\" src=\"http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/M-78_mod.jpg\" class=\"attachment-large size-large wp-image-3944\" alt=\"\" srcset=\"http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/M-78_mod.jpg 782w, http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/M-78_mod-300x176.jpg 300w, http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/M-78_mod-768x452.jpg 768w\" sizes=\"(max-width: 782px) 100vw, 782px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a4dd774 elementor-widget elementor-widget-text-editor\" data-id=\"a4dd774\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>On peut remarquer deux \u00e9toiles lumineuses entour\u00e9es par une n\u00e9buleuse diffuse<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ca0c97d e-con-full e-flex e-con e-child\" data-id=\"ca0c97d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c9dcc60 elementor-widget elementor-widget-image\" data-id=\"c9dcc60\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"545\" height=\"471\" src=\"http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/le-groupe-M78.jpg\" class=\"attachment-large size-large wp-image-3955\" alt=\"\" srcset=\"http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/le-groupe-M78.jpg 545w, http:\/\/boks-meteo-lancrans.fr\/wp-content\/uploads\/2025\/03\/le-groupe-M78-300x259.jpg 300w\" sizes=\"(max-width: 545px) 100vw, 545px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-494c14f elementor-widget elementor-widget-text-editor\" data-id=\"494c14f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Sur cette photo on distingue au-dessus de M78 une autre n\u00e9buleuse NGC 2071<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>M78\u00a0(ou\u00a0NGC 2068) est une\u00a0n\u00e9buleuse par r\u00e9flexion\u00a0situ\u00e9e dans\u00a0Orion\u00a0et d\u00e9couverte en\u00a01780\u00a0par\u00a0Pierre M\u00e9chain. C\u2019est la n\u00e9buleuse diffuse la plus brillante d&rsquo;un groupe de n\u00e9buleuses qui comprend\u00a0NGC 2064\u00a0et\u00a0NGC 2067.\u00a0Charles &hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-3942","post","type-post","status-publish","format-standard","hentry","category-nebuleuse"],"_links":{"self":[{"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/posts\/3942","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/comments?post=3942"}],"version-history":[{"count":20,"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/posts\/3942\/revisions"}],"predecessor-version":[{"id":3993,"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/posts\/3942\/revisions\/3993"}],"wp:attachment":[{"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/media?parent=3942"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/categories?post=3942"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/boks-meteo-lancrans.fr\/index.php\/wp-json\/wp\/v2\/tags?post=3942"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}