{"id":15076,"date":"2021-12-10T16:21:20","date_gmt":"2021-12-10T16:21:20","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/feldmann\/?p=15076"},"modified":"2022-01-04T17:45:10","modified_gmt":"2022-01-04T17:45:10","slug":"zoom-sur-la-fascinante-nebuleuse-de-la-tete-de-cheval","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/feldmann\/2021\/12\/10\/zoom-sur-la-fascinante-nebuleuse-de-la-tete-de-cheval\/","title":{"rendered":"Zoom sur la fascinante n\u00e9buleuse de la T\u00eate de Cheval"},"content":{"rendered":"<p><strong>La n\u00e9buleuse de la T\u00eate de Cheval ne cesse de fasciner les g\u00e9n\u00e9rations successives d&#8217;astrophotographes depuis sa d\u00e9couverte en 1888.<\/strong><\/p>\n<h5>Les tr\u00e9sors d&#8217;Orion :<\/h5>\n<p>La <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2021\/05\/05\/la-constellation-dorion-se-couche-depuis-les-iles-andaman\/\" target=\"_blank\" rel=\"noopener\">constellation d&#8217;Orion<\/a> est sans conteste la plus belle du ciel hivernal. Chacun peut y trouver mati\u00e8re \u00e0 r\u00eaver, quel que soit son niveau de pratique en astronomie. Sans instrument, on peut d\u00e9j\u00e0 admirer cet ast\u00e9risme en forme de sablier, pour peu que l&#8217;on s&#8217;\u00e9loigne de la <a href=\"https:\/\/www.futura-sciences.com\/planete\/actualites\/pollution-pollution-lumineuse-france-augmente-94-30-ans-94682\/\" target=\"_blank\" rel=\"noopener\">pollution lumineuse<\/a> des villes. Avec une paire de jumelles, c&#8217;est la c\u00e9l\u00e8bre n\u00e9buleuse <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2021\/03\/16\/conseils-realisez-votre-premiere-photo-de-la-nebuleuse-dorion\/\" target=\"_blank\" rel=\"noopener\">Messier 42<\/a> qui vous d\u00e9voilera ses charmes.<\/p>\n<figure id=\"attachment_12461\" aria-describedby=\"caption-attachment-12461\" style=\"width: 450px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2020\/09\/DSC_0072.jpg\" rel=\"lightbox[15076]\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-12461\" src=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2020\/09\/DSC_0072-450x270.jpg\" alt=\"\" width=\"450\" height=\"270\" srcset=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2020\/09\/DSC_0072-450x270.jpg 450w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2020\/09\/DSC_0072-1024x614.jpg 1024w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2020\/09\/DSC_0072-768x460.jpg 768w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2020\/09\/DSC_0072.jpg 1500w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><figcaption id=\"caption-attachment-12461\" class=\"wp-caption-text\">La Lune \u00e9tincelle entre V\u00e9nus et la constellation d&#8217;Orion. \u00a9 Jean-Baptiste Feldmann<\/figcaption><\/figure>\n<p>Quant \u00e0 l&#8217;astrophotographe averti, il n&#8217;aura qu&#8217;une envie, immortaliser la T\u00eate de Cheval. Le premier \u00e0 l&#8217;avoir fait est l&#8217;astronome am\u00e9ricain Edward Charles Pickering au <a href=\"https:\/\/hco.cfa.harvard.edu\/\" target=\"_blank\" rel=\"noopener\"><em>Harvard College Observatory<\/em><\/a> en 1888. Mais c&#8217;est son assistante Williamina Fleming qui d\u00e9couvrit la n\u00e9buleuse. La plaque photographique lui avait \u00e9t\u00e9 confi\u00e9e pour des mesures astrom\u00e9triques.<\/p>\n<p><iframe loading=\"lazy\" title=\"Zooming in on the Horsehead Nebula (3D)\" width=\"474\" height=\"267\" src=\"https:\/\/www.youtube.com\/embed\/-PQpNb_yJVE?start=5&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>Quelques ann\u00e9es plus tard, l&#8217;astronome <a href=\"https:\/\/pg-astro.fr\/grands-astronomes\/l-ere-moderne\/edward-emerson-barnard.html\" target=\"_blank\" rel=\"noopener\">Edward Emerson Barnard<\/a> rangea la n\u00e9buleuse \u00e0 la trente-troisi\u00e8me place d&#8217;un catalogue recensant les nuages de gaz sombres qui pars\u00e8ment la <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2018\/08\/26\/en-video-quest-ce-que-la-voie-lactee\/\" target=\"_blank\" rel=\"noopener\">Voie lact\u00e9e<\/a>. La T\u00eate de cheval devint alors Barnard 33.<!--more--><\/p>\n<h5>Aux c\u00f4t\u00e9s d&#8217;Alnitak :<\/h5>\n<p>Barnard 33 se trouve pr\u00e8s d&#8217;Alnitak, l&#8217;une des 3 \u00e9toiles align\u00e9es qui forment la ceinture d&#8217;o\u00f9 pend l&#8217;\u00e9p\u00e9e d&#8217;Orion. Dans la mythologie gr\u00e9co-romaine, ce chasseur vaniteux fut tu\u00e9 par un Scorpion. Un mythe repr\u00e9sent\u00e9 sur <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2019\/05\/10\/a-pompei-une-mosaique-illustre-le-mythe-dorion-et-du-scorpion\/\" target=\"_blank\" rel=\"noopener\">une mosa\u00efque \u00e0 Pomp\u00e9i<\/a>. Si Messier 42 d\u00e9ploie ses volutes dans une simple paire de jumelles, il n&#8217;en va pas de m\u00eame pour Barnard 33. On commence \u00e0 peine \u00e0 distinguer la T\u00eate de Cheval dans un t\u00e9lescope de 40 centim\u00e8tres de diam\u00e8tre. D&#8217;o\u00f9 l&#8217;int\u00e9r\u00eat d&#8217;accumuler les poses photographiques pour d\u00e9couvrir cette superbe r\u00e9gion c\u00e9leste, comme l&#8217;a fait <a href=\"https:\/\/www.facebook.com\/photo?fbid=5080248058670178&amp;set=a.627529503942078\" target=\"_blank\" rel=\"noopener\">George Chatzifrantzis<\/a> :<\/p>\n<figure id=\"attachment_15078\" aria-describedby=\"caption-attachment-15078\" style=\"width: 450px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2021\/11\/cheval2.jpg\" rel=\"lightbox[15076]\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-15078\" src=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2021\/11\/cheval2-450x248.jpg\" alt=\"\" width=\"450\" height=\"248\" srcset=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2021\/11\/cheval2-450x248.jpg 450w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2021\/11\/cheval2-1024x565.jpg 1024w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2021\/11\/cheval2-768x423.jpg 768w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2021\/11\/cheval2-672x372.jpg 672w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2021\/11\/cheval2.jpg 1500w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><figcaption id=\"caption-attachment-15078\" class=\"wp-caption-text\">La n\u00e9buleuse de la T\u00eate de Cheval se d\u00e9voile sur ce superbe clich\u00e9. \u00a9 George Chatzifrantzis<\/figcaption><\/figure>\n<p>Ce cheval cosmique est un nuage mol\u00e9culaire sombre situ\u00e9 \u00e0 1.500 ann\u00e9es-lumi\u00e8re. Constitu\u00e9 d&#8217;hydrog\u00e8ne et de poussi\u00e8re, il fait \u00e9cran \u00e0 la lumi\u00e8re \u00e9mise par une n\u00e9buleuse rouge situ\u00e9e en arri\u00e8re-plan. Alnitak est l&#8217;\u00e9toile qui \u00e9tincelle \u00e0 gauche de l&#8217;\u00e9quid\u00e9.<\/p>\n<h5>Vous pourriez aimer :<\/h5>\n<ul>\n<li><a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2019\/11\/01\/la-nebuleuse-dorion-se-leve-au-dessus-de-lhimalaya\/\" target=\"_blank\" rel=\"noopener\">La n\u00e9buleuse d&#8217;Orion se l\u00e8ve au-dessus de l&#8217;Himalaya<\/a><\/li>\n<li><a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2019\/10\/22\/les-etoiles-dorion-un-roman-historique-a-decouvrir\/\" target=\"_blank\" rel=\"noopener\">Les \u00e9toiles d&#8217;Orion, un roman historique \u00e0 d\u00e9couvrir<\/a><\/li>\n<li><a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2018\/03\/01\/nebuleuse-dorion-chateau-de-tour\/\" target=\"_blank\" rel=\"noopener\">La n\u00e9buleuse d&#8217;Orion sur le ch\u00e2teau de la Tour<\/a><\/li>\n<\/ul>\n<p>Suivez l\u2019actualit\u00e9 astronomique et d\u00e9couvrez mes images du ciel en vous abonnant \u00e0 Cielmania sur\u00a0<a href=\"https:\/\/www.facebook.com\/cielmania\/\" target=\"_blank\" rel=\"noopener noreferrer\">Facebook<\/a>\u00a0ou\u00a0<a href=\"https:\/\/twitter.com\/cielmania\" target=\"_blank\" rel=\"noopener noreferrer\">Twitter<\/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>La n\u00e9buleuse de la T\u00eate de Cheval ne cesse de fasciner les g\u00e9n\u00e9rations successives d&#8217;astrophotographes depuis sa d\u00e9couverte en 1888. Les tr\u00e9sors d&#8217;Orion : La constellation d&#8217;Orion est sans conteste la plus belle du ciel hivernal. Chacun peut y trouver mati\u00e8re \u00e0 r\u00eaver, quel que soit son niveau de pratique en astronomie. Sans instrument, on &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2021\/12\/10\/zoom-sur-la-fascinante-nebuleuse-de-la-tete-de-cheval\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Zoom sur la fascinante n\u00e9buleuse de la T\u00eate de Cheval<\/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":15077,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[84],"tags":[354,3132,1363],"class_list":["post-15076","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ciel-etoile","tag-constellation-dorion","tag-george-chatzifrantzis","tag-nebuleuse-de-la-tete-de-cheval"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - 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