{"id":587,"date":"2024-05-17T10:37:22","date_gmt":"2024-05-17T08:37:22","guid":{"rendered":"https:\/\/www.stelvision.com\/astro\/?page_id=587"},"modified":"2026-04-03T09:39:52","modified_gmt":"2026-04-03T07:39:52","slug":"observer-venus-etoile-du-berger","status":"publish","type":"page","link":"https:\/\/www.stelvision.com\/astro\/observer-venus-etoile-du-berger\/","title":{"rendered":"Observez V\u00e9nus, la brillante \u00e9toile du Berger"},"content":{"rendered":"\n<p class=\"chapo\">Vous connaissez certainement l&rsquo;\u00e9toile du Berger : il s&rsquo;agit de la plan\u00e8te V\u00e9nus ! \u00c9tincelante certains soirs \u00e0 l\u2019ouest ou certains matins \u00e0 l\u2019est, elle fascine et subjugue&#8230; <\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"647\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-1024x647.webp\" alt=\"photo Lune cendr\u00e9e et V\u00e9nus par Eric Brotons - Concours photo Stelvision\" class=\"wp-image-74450\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-1024x647.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-300x190.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-800x505.webp 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-1140x720.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-750x474.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-570x360.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-368x232.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-270x171.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons-1000x632.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x758-Eric-Brotons.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">V\u00e9nus est visible \u00e0 l&rsquo;aube ou au cr\u00e9puscule, selon les p\u00e9riodes. Sur cette image, elle est \u00e0 gauche entre les deux \u00e9oliennes. Son \u00e9clat est immanquable ! Cr\u00e9dit : Eric Brotons &#8211; Concours photo Stelvision<\/figcaption><\/figure>\n<\/div>\n\n\n<div class=\"wp-block-group boxFocus-solid-color2\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading\"><strong>LA VISIBILIT\u00c9 DE V\u00c9NUS EN BREF<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>de mars \u00e0 ao\u00fbt 2026 : le soir vers l&rsquo;ouest ;<\/li>\n\n\n\n<li>de novembre 2026 \u00e0 mars 2027 : le matin vers l&rsquo;est.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00e9nus : l&rsquo;astre le plus brillant apr\u00e8s la Lune et le Soleil&nbsp;!<\/h2>\n\n\n\n<p>Le Soleil \u00e9claire la plan\u00e8te <strong>V\u00e9nus vivement <\/strong>car elle en est assez proche. Comme des nuages clairs la recouvrent enti\u00e8rement, elle nous renvoie une bonne partie de la lumi\u00e8re qu&rsquo;elle re\u00e7oit, ce qui explique son \u00e9clat singulier.<\/p>\n\n\n\n<p>Pour les familiers de <a href=\"https:\/\/www.stelvision.com\/astro\/eclairage-sur-la-magnitude\/\">l&rsquo;\u00e9chelle des magnitudes<\/a>, qui caract\u00e9rise l&rsquo;\u00e9clat des astres, V\u00e9nus descend fr\u00e9quemment en dessous de la magnitude -4. <strong>Une luminosit\u00e9 qui surpasse nettement Sirius, l&rsquo;\u00e9toile la plus brillante du ciel<\/strong>, dont la magnitude est de -1,5 (les nombres petits ou n\u00e9gatifs indiquent un fort \u00e9clat).<\/p>\n\n\n\n<p class=\"boxFocus color1\"><strong>Ne pas confondre&#8230;<\/strong><br>Il peut arriver que l&rsquo;on confonde V\u00e9nus avec <a href=\"https:\/\/www.stelvision.com\/astro\/observer-jupiter\/\">Jupiter<\/a>, la plus grosse plan\u00e8te du Syst\u00e8me solaire. Celle-ci domine \u00e9galement les \u00e9toiles quand elle est visible. Mais comme elle est plus lointaine, son \u00e9clat n&rsquo;atteint pas celui de V\u00e9nus.<br>On peut aussi la confondre un instant avec un avion, la Station spatiale internationale ou certains satellites artificiels brillants. Pour faire la diff\u00e9rence, n\u2019oubliez pas que ces objets bougent rapidement dans le ciel, alors que V\u00e9nus semble fixe.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pourquoi appelle-t-on V\u00e9nus l&rsquo;<em>\u00e9toile du Berger<\/em>&nbsp;?<\/h2>\n\n\n\n<p>V\u00e9nus brille si intens\u00e9ment que lorsqu\u2019elle est visible, c\u2019est la premi\u00e8re \u00ab\u00a0\u00e9toile\u00a0\u00bb \u00e0 appara\u00eetre dans le ciel apr\u00e8s le coucher du Soleil ou au contraire la derni\u00e8re \u00e0 dispara\u00eetre \u00e0 l&rsquo;aube. On peut donc supposer que les bergers ont toujours \u00e9t\u00e9 tr\u00e8s familiers de cet astre particulier qui marque le d\u00e9but ou la fin de la journ\u00e9e avec leur troupeau.<\/p>\n\n\n\n<p><strong>\u00c0 l&rsquo;\u0153il nu, son aspect est celui d&rsquo;une \u00e9toile m\u00eame s&rsquo;il s&rsquo;agit bien d&rsquo;une plan\u00e8te<\/strong>&nbsp;: contrairement aux \u00e9toiles qui \u00e9mettent leur propre lumi\u00e8re, V\u00e9nus r\u00e9fl\u00e9chit celle du Soleil.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"1024\" height=\"680\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/08\/DSCF4176b_eric_lucas_concours36.jpg\" alt=\"Photo d'un ciel cr\u00e9pusculaire bleu fonc\u00e9, avec un liser\u00e9 de rouge et d'orange le long de l'horizon. En premier plan, un arbre feuillu \u00e0 gauche et un sapin \u00e0 droite. A l'horizon, un village \u00e9clair\u00e9.\" class=\"wp-image-63819\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/08\/DSCF4176b_eric_lucas_concours36.jpg 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/08\/DSCF4176b_eric_lucas_concours36-300x199.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/08\/DSCF4176b_eric_lucas_concours36-800x531.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/08\/DSCF4176b_eric_lucas_concours36-750x498.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/08\/DSCF4176b_eric_lucas_concours36-570x379.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/08\/DSCF4176b_eric_lucas_concours36-368x244.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/08\/DSCF4176b_eric_lucas_concours36-270x179.jpg 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/08\/DSCF4176b_eric_lucas_concours36-1000x664.jpg 1000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><strong>Les rapprochements entre V\u00e9nus et d&rsquo;autres astres sont toujours spectaculaires. Cette image montre la brillante Jupiter (\u00e0 gauche), dont l&rsquo;\u00e9clat est surpass\u00e9 par celui de l&rsquo;\u00e9toile du Berger (\u00e0 droite).<\/strong> <small>Image&nbsp;: \u00c9ric Lucas &#8211;&nbsp;Concours photo Stelvision<\/small><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"boxFocus color1\"><strong>L\u2019\u00e9toile du Berger et l\u2019\u00e9toile Polaire ont-elles un rapport&nbsp;?<\/strong><br>Non !&nbsp;L\u2019\u00e9toile du Berger n\u2019a rien \u00e0 voir avec l\u2019<a href=\"https:\/\/www.stelvision.com\/astro\/etoile-polaire\/\">\u00e9toile Polaire<\/a>, cet astre ami des navigateurs parce qu\u2019il indique le nord. D\u2019ailleurs l&rsquo;\u00e9toile Polaire n\u2019est pas particuli\u00e8rement brillante.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Voit-on toujours V\u00e9nus dans le ciel&nbsp;?<\/h2>\n\n\n\n<p>V\u00e9nus est la deuxi\u00e8me plan\u00e8te la plus proche du Soleil, alors que la Terre est en troisi\u00e8me position. Cette configuration fait qu\u2019il nous est impossible de la voir en milieu de nuit. Dans notre ciel, V\u00e9nus suit ou pr\u00e9c\u00e8de de pr\u00e8s le Soleil dans sa course et tour \u00e0 tour, n\u2019est visible qu\u2019en d\u00e9but ou en fin de nuit.<\/p>\n\n\n<div class=\"rwwp-featured-content-wrapper rwwp-featured-content-wrapper-ad-mode\"><div class=\"rwwp-featured-content-ad-title\">La suite apr\u00e8s cette annonce<\/div><div class=\"rwwp-featured-content-ad-content\"><div class=\"stel-auto-swiffy-slider rwwp-featured-content rwwp-featured-content-html rwwp-featured-content-slides-alignment-top rwwp-featured-content-slides-carousel-yes\"><a href=\"https:\/\/www.stelvision.com\/astro\/produits\/telescopes-lunettes\/\" style=\"color: black;\r\n    text-decoration: none;\">\r\n    <img decoding=\"async\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_sur_etagere_Stelvision_IMG_8683_1200.webp\" alt=\"visuel MaksyGo 60 sur \u00e9tag\u00e8re. Photo : Stelvision.\">\r\n    <p style=\"text-align: center; margin-bottom: 0em; margin-top: 0.25em; font-weight: 600;\">T\u00e9lescopes compacts,<br>\u00e0 emmener partout et \u00e0 ranger facilement&nbsp;!<br><\/p>\r\n    <span class=\"button product_type_simple add_to_cart_button\" style=\"display: block; margin: 3% 10%;\">Voir sur la Boutique<\/span>\r\n<\/a>\r\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">S&rsquo;\u00e9carter suffisamment du Soleil<\/h3>\n\n\n\n<p>Suivant la position de V\u00e9nus et de la Terre sur leurs orbites respectives, l\u2019\u00e9cart apparent (qu&rsquo;on appelle <em><a href=\"https:\/\/www.stelvision.com\/astro\/elongation-planete\/\">\u00e9longation<\/a><\/em>) entre le Soleil et V\u00e9nus nous appara\u00eet variable.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200.jpg\" data-rel=\"lightbox-gallery-7ZGbmvCN\" data-rl_title=\"Principe d&rsquo;une \u00e9longation\" data-rl_caption=\"\" title=\"Principe d&rsquo;une \u00e9longation\"><img decoding=\"async\" width=\"1024\" height=\"983\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-1024x983.jpg\" alt=\"Sch\u00e9ma montrant la forme du croissant de V\u00e9nus vu depuis la Terre en fonction de la disposition du trio Soleil V\u00e9nus Terre. On voit diff\u00e9rentes positions de V\u00e9nus sur son orbite et des fl\u00e8ches mat\u00e9rialisent les diff\u00e9rentes configurations de l'\u00e9longation de V\u00e9nus (petite ou grande).\" class=\"wp-image-64772\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-1024x983.jpg 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-300x288.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-625x600.jpg 625w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-1140x1094.jpg 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-750x720.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-570x547.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-368x353.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-270x259.jpg 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200-1000x960.jpg 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/petite-grande-elongation-angles_1200.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><strong>Vu depuis la Terre, l&rsquo;angle (appel\u00e9 <\/strong><em><strong>\u00e9longation<\/strong><\/em><strong>) entre V\u00e9nus et  le Soleil varie au fil des semaines.<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p>Si l\u2019\u00e9longation est petite, V\u00e9nus est pr\u00e8s du Soleil. Lorsque ce dernier est couch\u00e9, la plan\u00e8te l\u2019est aussi ou alors elle est proche de l\u2019horizon, si bien que les arbres ou les immeubles nous emp\u00eachent parfois de la voir.<br>Au contraire, lorsque l\u2019\u00e9longation est grande, V\u00e9nus s\u2019\u00e9carte du Soleil. Elle est alors plus haute dans le ciel lorsque le Soleil est couch\u00e9 et l\u2019observation est plus facile et int\u00e9ressante. C\u2019est pourquoi les p\u00e9riodes favorables sont \u00e0 chercher dans les quelques mois qui entourent les dates dites d\u2019<em>\u00e9longation maximale<\/em>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis.jpg\" data-rel=\"lightbox-gallery-7ZGbmvCN\" data-rl_title=\"phases-mercure_bis\" data-rl_caption=\"\" title=\"phases-mercure_bis\"><img decoding=\"async\" width=\"1024\" height=\"594\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis-1024x594.jpg\" alt=\"Sch\u00e9ma montrant les diff\u00e9rents aspects de V\u00e9nus vues depuis al Terre en fonction de la disposition Terre-V\u00e9nus Soleil. On voit V\u00e9nus dessin\u00e9e \u00e0 diff\u00e9rentes position sur son orbite, avec au centre le Soleil. En fonction de ces positions, le croissant de V\u00e9nus a un aspect diff\u00e9rent. \" class=\"wp-image-17650\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis.jpg 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis-300x174.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis-768x446.jpg 768w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis-750x435.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis-570x331.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis-368x213.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis-270x157.jpg 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/02\/phases-mercure_bis-1000x580.jpg 1000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><strong>Les positions remarquables de V\u00e9nus lorsqu&rsquo;elle est vue depuis la Terre.<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">V\u00e9nus tant\u00f4t du soir, tant\u00f4t du matin<\/h3>\n\n\n\n<p>Chaque ann\u00e9e, une ou deux p\u00e9riodes de quelques mois nous permettent d\u2019observer V\u00e9nus dans des conditions favorables&nbsp;:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>soit <strong>juste apr\u00e8s le coucher du Soleil<\/strong> (quand elle est \u00ab\u00a0du soir\u00a0\u00bb)&nbsp;; la plan\u00e8te se couche alors apr\u00e8s le Soleil et se recherche <strong>vers l\u2019ouest<\/strong>&nbsp;;<\/li>\n\n\n\n<li>soit<strong> juste avant son lever<\/strong> (quand elle est \u00ab\u00a0du matin\u00a0\u00bb)&nbsp;; V\u00e9nus se l\u00e8ve alors avant le Soleil et se recherche <strong>vers l\u2019est<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>Vous pouvez v\u00e9rifier chaque jour sa visibilit\u00e9 et sa position avec notre <a href=\"https:\/\/www.stelvision.com\/astro\/carte-ciel\/\">carte du ciel en ligne<\/a>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-1024x576.webp\" alt=\"Photo V\u00e9nus et la voie lact\u00e9e \u00e0 la plage de la Verne\" class=\"wp-image-64769\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-1024x576.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-300x169.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-800x450.webp 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-1140x641.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-750x422.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-570x321.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-368x207.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-270x152.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200-1000x563.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/fxcuvelier-verne1-1200.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><strong>L&rsquo;\u00e9clat important de V\u00e9nus ressort sur cette photo prise \u00e0 la plage de la Verne \u00e0 La Seyne sur Mer : une accumulation de plusieurs poses fait appara\u00eetre les \u00e9toiles peu brillantes tandis que la lumi\u00e8re de V\u00e9nus se diffuse en halo et en reflet sur la mer.<\/strong> <small>Image : F. Xavier Cuvelier &#8211; Concours photo Stelvision<\/small><\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Suivez les d\u00e9placements de l&rsquo;\u00e9toile du Berger<\/h2>\n\n\n\n<p>V\u00e9nus est-elle vraiment fixe dans le ciel&nbsp;? Oui si l\u2019observation ne dure que quelques minutes&#8230; Mais la rotation de la Terre sur elle-m\u00eame entra\u00eene V\u00e9nus dans un mouvement apparent d\u2019est en ouest, comme tous les autres astres du ciel&nbsp;! Et en raison de sa course autour du Soleil, V\u00e9nus se d\u00e9place aussi par rapport aux \u00e9toiles et aux autres plan\u00e8tes au fil du temps. Amusez-vous d\u2019ailleurs \u00e0 relever sa position chaque semaine en comparaison d\u2019\u00e9toiles bien visibles et proches. Sa vitesse de d\u00e9placement vous surprendra&nbsp;!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Observez V\u00e9nus au t\u00e9lescope<\/h3>\n\n\n\n<p>Un instrument d&rsquo;astronomie m\u00eame modeste r\u00e9v\u00e8le imm\u00e9diatement que V\u00e9nus n\u2019a pas l\u2019aspect ponctuel d\u2019une \u00e9toile. La plan\u00e8te appara\u00eet sous la forme d\u2019un disque ou d\u2019un croissant, ce qui est amusant \u00e0 voir, car on dirait une Lune miniature&nbsp;!<\/p>\n\n\n\n<p>Du c\u00f4t\u00e9 de la surface, il n\u2019y a malheureusement pas grand-chose \u00e0 voir. En effet, des nuages blancs et sans d\u00e9tails significatifs recouvrent constamment V\u00e9nus.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"> D\u00e9couvrez les phases de V\u00e9nus au fil des mois <\/h3>\n\n\n\n<p>Comme pour la Lune, V\u00e9nus pr\u00e9sente des <em>phases<\/em>&nbsp;: croissant, quartier, V\u00e9nus gibbeuse. Il est cependant d\u00e9licat de voir une \u201cpleine V\u00e9nus\u201d car le disque de la plan\u00e8te ne pourrait nous appara\u00eetre enti\u00e8rement \u00e9clair\u00e9 que quand celle-ci se trouve de l\u2019autre c\u00f4t\u00e9 du Soleil par rapport \u00e0 la Terre. L\u2019observation est alors impossible.<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"400\" height=\"459\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/1089_V-nus-14022017-eric-mattern-reduit.jpg\" alt=\"Photo montrant le croissant de V\u00e9nus, assez \u00e9pais. La plan\u00e8te a un aspect un peu flou, son atmosph\u00e8re a une couleur blanc beige.\" class=\"wp-image-18823\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/1089_V-nus-14022017-eric-mattern-reduit.jpg 400w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/1089_V-nus-14022017-eric-mattern-reduit-261x300.jpg 261w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/1089_V-nus-14022017-eric-mattern-reduit-368x422.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/1089_V-nus-14022017-eric-mattern-reduit-270x310.jpg 270w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><figcaption class=\"wp-element-caption\"><strong>Le croissant de V\u00e9nus photographi\u00e9 par un astronome amateur.<\/strong><small> Image&nbsp;: \u00c9ric Matern&nbsp;&#8211;&nbsp;Concours photo Stelvision<\/small><\/figcaption><\/figure>\n<\/div>\n\n\n<p>Il est int\u00e9ressant de surveiller l\u2019\u00e9volution des phases de V\u00e9nus au fil des mois, notamment quand le croissant commence \u00e0 devenir fin. On peut aussi remarquer que la taille apparente de V\u00e9nus change significativement au fil des semaines. Le croissant devient plus grand \u00e0 mesure qu\u2019il s\u2019affine, ceci en raison des grandes variations de distance entre V\u00e9nus et la Terre.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales.jpg\" data-rel=\"lightbox-gallery-7ZGbmvCN\" data-rl_title=\"Les phases de V\u00e9nus\" data-rl_caption=\"\" title=\"Les phases de V\u00e9nus\"><img decoding=\"async\" width=\"1024\" height=\"803\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales.jpg\" alt=\"L\u2019astronome amateur St\u00e9phane Gonzales a compil\u00e9 de nombreuses photos prises en 2015 pour reconstituer l\u2019\u00e9volution de V\u00e9nus sur plusieurs mois. Les photos ont \u00e9t\u00e9 dispos\u00e9es en arc de cercle ce qui permet de comprendre ses changements de taille et d\u2019aspect\u00a0: imaginez le Soleil au milieu de l\u2019anneau, il \u00e9claire V\u00e9nus sous diff\u00e9rents angles vus de la Terre. Quand V\u00e9nus se rapproche de nous, son diam\u00e8tre apparent devient plus grand mais en m\u00eame temps le croissant s\u2019affine.\" class=\"wp-image-64773\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales.jpg 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales-300x235.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales-765x600.jpg 765w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales-750x588.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales-570x447.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales-368x289.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales-270x212.jpg 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/10\/venus_stephane_gonzales-1000x784.jpg 1000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><strong>L\u2019astronome amateur <\/strong><a href=\"http:\/\/astrophoto17.eklablog.com\/\"><strong>St\u00e9phane Gonzales<\/strong><\/a><strong> a compil\u00e9 de nombreuses photos prises en 2015 pour reconstituer l\u2019\u00e9volution de V\u00e9nus sur plusieurs mois. Les photos sont dispos\u00e9es en arc de cercle ce qui permet de comprendre ses changements de taille et d\u2019aspect<\/strong>. <strong>Imaginez le Soleil au milieu de l\u2019anneau, il \u00e9claire V\u00e9nus sous diff\u00e9rents angles vus de la Terre. Quand V\u00e9nus se rapproche de nous, son diam\u00e8tre apparent devient plus grand mais en m\u00eame temps le croissant s\u2019affine.<\/strong> <small>Cr\u00e9dit : St\u00e9phane Gonzales\/IAU OAE (<a href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode\">CC BY 4.0<\/a>)<\/small><\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">V\u00e9nus c&rsquo;est quoi&nbsp;?<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft\"><img decoding=\"async\" width=\"400\" height=\"340\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/Surface_of_Venus_seen_by_Venera_13_pillars_credit_venera13_don_P_mitchell.jpg\" alt=\"Image de la surface d\u00e9sol\u00e9e de V\u00e9nus, prise par la sonde sovi\u00e9tique Venera 13 en 1982.\" class=\"wp-image-18826\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/Surface_of_Venus_seen_by_Venera_13_pillars_credit_venera13_don_P_mitchell.jpg 400w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/Surface_of_Venus_seen_by_Venera_13_pillars_credit_venera13_don_P_mitchell-300x255.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/Surface_of_Venus_seen_by_Venera_13_pillars_credit_venera13_don_P_mitchell-368x313.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2020\/03\/Surface_of_Venus_seen_by_Venera_13_pillars_credit_venera13_don_P_mitchell-270x230.jpg 270w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><figcaption class=\"wp-element-caption\"><strong>Les conditions infernales \u00e0 la surface de V\u00e9nus rendent son exploration tr\u00e8s difficile. Les photos de sa surface sont donc tr\u00e8s rares. Celle-ci a \u00e9t\u00e9 prise par la sonde sovi\u00e9tique Venera&nbsp;13 en 1982.<\/strong><br><\/figcaption><\/figure>\n<\/div>\n\n\n<p>V\u00e9nus est une <strong>plan\u00e8te rocheuse<\/strong> (on dit aussi<em> tellurique<\/em>) <strong>souvent compar\u00e9e \u00e0 la Terre<\/strong> car sa composition chimique est proche. Ses paysages comportent des plaines, des montagnes, des volcans\u2026 Elle a aussi presque la m\u00eame taille que notre plan\u00e8te&nbsp;: son diam\u00e8tre est de 12&nbsp;104 kilom\u00e8tres, soit 0,95&nbsp;fois celui de la Terre.<\/p>\n\n\n\n<p>Mais la ressemblance s\u2019arr\u00eate l\u00e0 car il r\u00e8gne sur V\u00e9nus des <strong>conditions infernales<\/strong>. Non seulement la temp\u00e9rature approche les 500&nbsp;\u00b0C en raison d\u2019un intense <strong>effet de serre<\/strong>, mais son atmosph\u00e8re est un m\u00e9lange particuli\u00e8rement irrespirable. Il contient essentiellement du dioxyde de carbone et de l\u2019azote, le tout agr\u00e9ment\u00e9 d\u2019un peu d\u2019acide sulfurique, d\u2019acide chlorhydrique ou encore de soufre\u2026 De quoi \u00eatre dissuad\u00e9 de la visiter un jour&nbsp;!<\/p>\n\n\n\n<p>Pour en savoir plus, d\u00e9couvrez notre article <a href=\"https:\/\/www.stelvision.com\/astro\/venus-la-sulfureuse\/\">La sulfureuse V\u00e9nus n\u2019a pas livr\u00e9 tous ses secrets<\/a>.<\/p>\n\n\n\n<p><em><small>Par Bertrand d&rsquo;Armagnac et Carine Souplet&nbsp;&#8211;&nbsp;Mise \u00e0 jour mars 2026<\/small><\/em><\/p>\n\n\n<div class=\"rwwp-featured-content-wrapper\"><div class=\"stel-auto-swiffy-slider rwwp-featured-content rwwp-featured-content-slides rwwp-featured-content-slides-alignment-top rwwp-featured-content-slides-carousel-yes\"><div class=\"swiffy-slider slider-item-show1   slider-nav-visible slider-nav-outside slider-nav-autoplay  slider-nav-dark slider-nav-autohide slider-item-first-visible slider-nav-autopause\" data-slider-nav-autoplay-interval=\"4000\" data-rwstelwp-uid=\"1777086119\"><ul class=\"slider-container\"><li data-stel-auto-swiffy-slider-offset=\"18\"><div class=\"rwwp-featured-content-item rwwp-featured-content-item-product rwwp-featured-content-item-small\"><div class=\"woocommerce columns-1 stel-product-no-add_to_cart\"><ul class=\"products columns-1\">\n<li class=\"product type-product post-1449 status-publish first instock product_cat-edition has-post-thumbnail taxable shipping-taxable purchasable product-type-simple\">\n\t<div class=\"stel-wc-product\"><a href=\"https:\/\/www.stelvision.com\/astro\/boutique\/carte-guide-du-ciel-stelvision-365\/\" title=\"Carte du ciel Stelvision 365 (16&egrave;me &eacute;dition)\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Visuel de couverture de la Carte du ciel Stelvision 365 \u00e9dition 16 de Bertrand d&#039;Armagnac. Copyright Stelvision.\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-300x300.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-1024x1024.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-150x150.webp 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-600x600.webp 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-1140x1140.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-750x750.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-570x570.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-368x368.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-270x270.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-62x62.webp 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-100x100.webp 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre-1000x1000.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/04\/stelvision-365-ed16-1-couverture-1200-carre.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">Carte du ciel Stelvision 365 (16\u00e8me \u00e9dition)<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"1449\"><\/div><script type=\"text\/javascript\">\/*!rw_stel_js*\/window.$ = jQuery;<\/script><script async charset=\"utf-8\" src=\"https:\/\/widgets.rr.skeepers.io\/product\/29f32d37-16d4-4b94-e954-a24712bd5a0f\/49f1f3bb-3583-4096-a330-61b13d46555d.js\"><\/script><\/div><\/h2>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>19.90<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/bdi><\/span> <span class=\"rwwc-vat-price-hint\" onclick=\"rwStelvisionWooTaxesInfos.showTaxHintModal(event)\">TVA incluse (FR) <i class=\"neko-icon-info-circled\"><\/i><\/span><\/span>\r\n<div class=\"netreviews_bg_stars_big listStars\" title=\"4.843\/5\"><div><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><\/div><div style=\"color: #4FB8D7 !important\"><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:16%;\"><\/span><\/div> <span class=\"reviewCount\">153 avis<\/span><\/div><\/a><span class=\" rw_stelvision_product_in_stock \"><span class=\"rw_stelvision_product_stock_msg\">En stock<\/span><\/span><a href=\"\/astro\/wp-json\/wp\/v2\/pages\/587?add-to-cart=1449\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_14490\" data-quantity=\"1\" data-product_id=\"1449\" data-product-title=\"Carte du ciel Stelvision 365 (16\u00e8me \u00e9dition)&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;1449&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1449\" data-product_sku=\"9782958661977\" aria-label=\"Ajouter au panier\u00a0: &ldquo;Carte du ciel Stelvision 365 (16\u00e8me \u00e9dition)&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0Carte du ciel Stelvision 365 (16\u00e8me \u00e9dition)\u00a0\u00bb a \u00e9t\u00e9 ajout\u00e9 \u00e0 votre panier\" role=\"button\">Ajouter au panier<\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_14490\" class=\"screen-reader-text\"><\/span><\/div><\/li>\n<\/ul>\n<\/div><\/div><\/li><li data-stel-auto-swiffy-slider-offset=\"18\"><div class=\"rwwp-featured-content-item rwwp-featured-content-item-product rwwp-featured-content-item-small\"><div class=\"woocommerce columns-1 stel-product-no-add_to_cart\"><ul class=\"products columns-1\">\n<li class=\"product type-product post-70853 status-publish first instock product_cat-edition product_cat-special-soleil-eclipse has-post-thumbnail taxable shipping-taxable purchasable product-type-simple\">\n\t<div class=\"stel-wc-product\"><a href=\"https:\/\/www.stelvision.com\/astro\/boutique\/les-soleils-noirs-de-2026-et-2027\/\" title=\"Les Soleils noirs de 2026 et 2027 - Le guide complet des &eacute;clipses des 12 ao&ucirc;t 2026 et 2 ao&ucirc;t 2027\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"couverture Les Soleils noirs de 2026 et 2027, de Jean-Marc Lecleire, \u00e9ditions Stelvision\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-300x300.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-1024x1024.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-150x150.webp 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-600x600.webp 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-1140x1140.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-750x750.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-570x570.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-368x368.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-270x270.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-62x62.webp 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-100x100.webp 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1-1000x1000.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/Soleils-noirs-couverture-1200x1200-1.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">Les Soleils noirs de 2026 et 2027 &#8211; Le guide complet des \u00e9clipses des 12 ao\u00fbt 2026 et 2 ao\u00fbt 2027<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"70853\"><\/div><\/div><\/h2>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>21.00<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/bdi><\/span> <span class=\"rwwc-vat-price-hint\" onclick=\"rwStelvisionWooTaxesInfos.showTaxHintModal(event)\">TVA incluse (FR) <i class=\"neko-icon-info-circled\"><\/i><\/span><\/span>\r\n<div class=\"netreviews_bg_stars_big listStars\" title=\"4.96\/5\"><div><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><\/div><div style=\"color: #4FB8D7 !important\"><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><\/div> <span class=\"reviewCount\">25 avis<\/span><\/div><\/a><span class=\" rw_stelvision_product_in_stock \"><span class=\"rw_stelvision_product_stock_msg\">En stock<\/span><\/span><a href=\"\/astro\/wp-json\/wp\/v2\/pages\/587?add-to-cart=70853\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_70853_1\" data-quantity=\"1\" data-product_id=\"70853\" data-product-title=\"Les Soleils noirs de 2026 et 2027 &#8211; Le guide complet des \u00e9clipses des 12 ao\u00fbt 2026 et 2 ao\u00fbt 2027&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;70853&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"70853\" data-product_sku=\"9782958661960\" aria-label=\"Ajouter au panier\u00a0: &ldquo;Les Soleils noirs de 2026 et 2027 - Le guide complet des \u00e9clipses des 12 ao\u00fbt 2026 et 2 ao\u00fbt 2027&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0Les Soleils noirs de 2026 et 2027 - Le guide complet des \u00e9clipses des 12 ao\u00fbt 2026 et 2 ao\u00fbt 2027\u00a0\u00bb a \u00e9t\u00e9 ajout\u00e9 \u00e0 votre panier\" role=\"button\">Ajouter au panier<\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_70853_1\" class=\"screen-reader-text\"><\/span><\/div><\/li>\n<\/ul>\n<\/div><\/div><\/li><li data-stel-auto-swiffy-slider-offset=\"18\"><div class=\"rwwp-featured-content-item rwwp-featured-content-item-product rwwp-featured-content-item-small\"><div class=\"woocommerce columns-1 stel-product-no-add_to_cart\"><ul class=\"products columns-1\">\n<li class=\"product type-product post-70777 status-publish first instock product_cat-accessoires product_cat-special-soleil-eclipse has-post-thumbnail taxable shipping-taxable purchasable product-type-simple\">\n\t<div class=\"stel-wc-product\"><a href=\"https:\/\/www.stelvision.com\/astro\/boutique\/lunettes-eclipse\/\" title=\"Lunettes d&#039;&eacute;clipse Soleils noirs\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"photo Lunettes d&#039;\u00e9clipse Soleils noirs, vue 3\/4 gauche\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-300x300.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-1024x1024.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-150x150.webp 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-600x600.webp 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-1140x1140.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-750x750.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-570x570.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-368x368.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-270x270.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-62x62.webp 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-100x100.webp 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1-1000x1000.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2025\/09\/lunettes-trois-quarts-gauche-carre-1.webp 1400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">Lunettes d&rsquo;\u00e9clipse Soleils noirs<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"70777\"><\/div><\/div><\/h2>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>3.90<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/bdi><\/span> <span class=\"rwwc-vat-price-hint\" onclick=\"rwStelvisionWooTaxesInfos.showTaxHintModal(event)\">TVA incluse (FR) <i class=\"neko-icon-info-circled\"><\/i><\/span><\/span>\r\n<div class=\"netreviews_bg_stars_big listStars\" title=\"4.611\/5\"><div><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><\/div><div style=\"color: #4FB8D7 !important\"><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:12%;\"><\/span><\/div> <span class=\"reviewCount\">18 avis<\/span><\/div><\/a><span class=\" rw_stelvision_product_in_stock \"><span class=\"rw_stelvision_product_stock_msg\">En stock<\/span><\/span><a href=\"\/astro\/wp-json\/wp\/v2\/pages\/587?add-to-cart=70777\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_70777_2\" data-quantity=\"1\" data-product_id=\"70777\" data-product-title=\"Lunettes d&rsquo;\u00e9clipse Soleils noirs&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;70777&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"70777\" data-product_sku=\"3770011947485\" aria-label=\"Ajouter au panier\u00a0: &ldquo;Lunettes d&#039;\u00e9clipse Soleils noirs&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0Lunettes d&#039;\u00e9clipse Soleils noirs\u00a0\u00bb a \u00e9t\u00e9 ajout\u00e9 \u00e0 votre panier\" role=\"button\">Ajouter au panier<\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_70777_2\" class=\"screen-reader-text\"><\/span><\/div><\/li>\n<\/ul>\n<\/div><\/div><\/li><li data-stel-auto-swiffy-slider-offset=\"18\"><div class=\"rwwp-featured-content-item rwwp-featured-content-item-product rwwp-featured-content-item-small\"><div class=\"woocommerce columns-1 stel-product-no-add_to_cart\"><ul class=\"products columns-1\">\n<li class=\"product type-product post-72695 status-publish first instock product_cat-telescopes-lunettes has-post-thumbnail taxable shipping-taxable purchasable product-type-simple\">\n\t<div class=\"stel-wc-product\"><a href=\"https:\/\/www.stelvision.com\/astro\/boutique\/telescope-maksygo-60\/\" title=\"T&eacute;lescope mini-Dobson MaksyGo 60\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"visuel produit mini-Dobson MaksyGo 60. Photo : Stelvision\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-300x300.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-1024x1024.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-150x150.webp 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-600x600.webp 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-1140x1140.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-750x750.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-570x570.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-368x368.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-270x270.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-62x62.webp 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-100x100.webp 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200-1000x1000.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/Mak60_vue1_IMG_8642_1200.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">T\u00e9lescope mini-Dobson MaksyGo 60<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"72695\"><\/div><\/div><\/h2>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>135.00<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/bdi><\/span> <span class=\"rwwc-vat-price-hint\" onclick=\"rwStelvisionWooTaxesInfos.showTaxHintModal(event)\">TVA incluse (FR) <i class=\"neko-icon-info-circled\"><\/i><\/span><\/span>\r\n<div class=\"netreviews_bg_stars_big listStars\" title=\"5\/5\"><div><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><span class=\"nr-icon nr-star grey\"><\/span><\/div><div style=\"color: #4FB8D7 !important\"><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><span class=\"nr-icon nr-star\" style=\"width:20%;\"><\/span><\/div> <span class=\"reviewCount\">1 avis<\/span><\/div><\/a><span class=\" rw_stelvision_product_in_stock \"><span class=\"rw_stelvision_product_stock_msg\">En stock<\/span><\/span><a href=\"\/astro\/wp-json\/wp\/v2\/pages\/587?add-to-cart=72695\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_72695_3\" data-quantity=\"1\" data-product_id=\"72695\" data-product-title=\"T\u00e9lescope mini-Dobson MaksyGo 60&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;72695&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"72695\" data-product_sku=\"6975787490075\" aria-label=\"Ajouter au panier\u00a0: &ldquo;T\u00e9lescope mini-Dobson MaksyGo 60&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0T\u00e9lescope mini-Dobson MaksyGo 60\u00a0\u00bb a \u00e9t\u00e9 ajout\u00e9 \u00e0 votre panier\" role=\"button\">Ajouter au panier<\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_72695_3\" class=\"screen-reader-text\"><\/span><\/div><\/li>\n<\/ul>\n<\/div><\/div><\/li><\/ul><button type=\"button\" class=\"slider-nav\" title=\"Slide pr&eacute;c&eacute;dente\"><\/button><button type=\"button\" class=\"slider-nav slider-nav-next\" title=\"Slide suivante\"><\/button><\/div><script type=\"text\/javascript\">\/*!rw_stel_js*\/rw_stelvision_theme_ready(\"rw_stelvision_theme\",function(){rw_stelvision_theme.swiffySliderAutoSlideSizes();});<\/script><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Vous connaissez certainement l&rsquo;\u00e9toile du Berger : il s&rsquo;agit de la plan\u00e8te V\u00e9nus ! \u00c9tincelante certains soirs \u00e0 l\u2019ouest ou certains matins \u00e0 l\u2019est, elle <a href=\"https:\/\/www.stelvision.com\/astro\/observer-venus-etoile-du-berger\/\" class=\"more-link\">&#8230;<span class=\"screen-reader-text\">  Observez V\u00e9nus, la brillante \u00e9toile du Berger<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":74454,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-587","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Observer V\u00e9nus, la brillante \u00e9toile du Berger<\/title>\n<meta name=\"description\" content=\"La plan\u00e8te V\u00e9nus, appel\u00e9e aussi \u00e9toile du Berger, domine le cr\u00e9puscule : quand la voir, comment la rep\u00e9rer \u00e0 l&#039;\u0153il nu ?\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.stelvision.com\/astro\/observer-venus-etoile-du-berger\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Observer V\u00e9nus, l&#039;\u00e9toile du Berger\" \/>\n<meta property=\"og:description\" content=\"La plan\u00e8te V\u00e9nus appel\u00e9e aussi \u00e9toile du Berger : quand la voir, comment la rep\u00e9rer, comment l&#039;observer \u00e0 l&#039;oeil nu ou avec un instrument en 2024-25 ?\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.stelvision.com\/astro\/observer-venus-etoile-du-berger\/\" \/>\n<meta property=\"og:site_name\" content=\"Stelvision\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/people\/Stelvision\/100063368192331\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-03T07:39:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/1206_lune-venus-1200x630-Eric-Brotons-apercu-lien.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"630\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Observer V\u00e9nus, l&#039;\u00e9toile du Berger\" \/>\n<meta name=\"twitter:description\" content=\"La plan\u00e8te V\u00e9nus appel\u00e9e aussi \u00e9toile du Berger : quand la voir, comment la rep\u00e9rer, comment l&#039;observer \u00e0 l&#039;oeil nu ou avec un instrument en 2024 ?\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/01\/1114_V-nus-02.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" 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