{"id":53960,"date":"2023-05-03T17:26:13","date_gmt":"2023-05-03T15:26:13","guid":{"rendered":"https:\/\/www.stelvision.com\/astro\/?p=53960"},"modified":"2023-07-11T10:07:17","modified_gmt":"2023-07-11T08:07:17","slug":"qu-est-ce-qu-une-constellation","status":"publish","type":"post","link":"https:\/\/www.stelvision.com\/astro\/qu-est-ce-qu-une-constellation\/","title":{"rendered":"Qu&rsquo;est-ce qu&rsquo;une constellation ?"},"content":{"rendered":"\n<p class=\"chapo\">Elles sont bien pratiques pour identifier les \u00e9toiles, mais que sont exactement les constellations&nbsp;? Une vue de l&rsquo;esprit&nbsp;? Une r\u00e9alit\u00e9 astronomique&nbsp;? Faisons le point.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"753\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/lion.jpg\" alt=\"image Constellation du Lion\" class=\"wp-image-53958\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/lion.jpg 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/lion-300x221.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/lion-800x588.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/lion-750x552.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/lion-570x419.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/lion-368x271.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/lion-270x199.jpg 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/lion-1000x735.jpg 1000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><strong>La constellation du Lion.<\/strong> <small>Illustration&nbsp;: Carine&nbsp;Souplet<\/small><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Une illusion commode<\/h2>\n\n\n\n<p>Parce qu\u2019elles semblent toujours immobiles les unes par rapport aux autres, on peut relier les \u00e9toiles par des lignes imaginaires et former des figures qui semblent immuables et finissent par devenir famili\u00e8res. Qu\u2019il s\u2019agisse d\u2019animaux, de personnages mythologiques ou d\u2019objets, un certain nombre de ces figures sont reconnues comme des <em>constellations<\/em>. Elle sont bien pratiques pour se rep\u00e9rer dans le ciel car il est beaucoup plus simple de m\u00e9moriser et de reconna\u00eetre des figures que des \u00e9toiles individuelles. C&rsquo;est ainsi que vous pouvez <a href=\"https:\/\/www.stelvision.com\/astro\/carte-ciel\/\">apprendre le ciel avec une carte<\/a> et devenir peu \u00e0 peu incollable !<\/p>\n\n\n\n<p>Bien entendu, ces figures ne sont qu\u2019illusions car les \u00e9toiles qui les constituent sont toutes situ\u00e9es \u00e0 des distances diff\u00e9rentes. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Les constellations ont des formes plus ou moins \u00e9vocatrices<\/h2>\n\n\n\n<p>Les noms des constellations, dans la culture occidentale, sont fortement inspir\u00e9s de la mythologie grecque. Certaines constellations sont assez faciles \u00e0 reconna\u00eetre et ont une forme qui correspond assez bien \u00e0 leur nom&nbsp;: le Lion par exemple, illustr\u00e9 en t\u00eate de cet article, est plut\u00f4t \u00e9vocateur, non&nbsp;?<\/p>\n\n\n\n<p>Quant \u00e0 la plus c\u00e9l\u00e8bre des constellations, la Grande Ourse, elle est r\u00e9put\u00e9e avoir une forme de casserole ou de chariot. En r\u00e9alit\u00e9, c\u2019est parce qu\u2019on ne s\u2019attache qu\u2019aux \u00e9toiles les plus remarquables qui la constituent. Si vous regardez plus attentivement et plus globalement la constellation, il est permis d\u2019y voir une ourse&nbsp;avec un peu d\u2019imagination&nbsp;!<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"753\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/grande-ourse.jpg\" alt=\"image Constellation de la Grande Ourse\" class=\"wp-image-53959\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/grande-ourse.jpg 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/grande-ourse-300x221.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/grande-ourse-800x588.jpg 800w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/grande-ourse-750x552.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/grande-ourse-570x419.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/grande-ourse-368x271.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/grande-ourse-270x199.jpg 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/grande-ourse-1000x735.jpg 1000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><strong>La constellation de la Grande Ourse ne se limite pas \u00e0 une casserole. On peut reconna\u00eetre assez facilement les pattes et la t\u00eate de l\u2019animal.<\/strong> <small>Illustration&nbsp;: Carine&nbsp;Souplet<\/small><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Les constellations forment un d\u00e9coupage du ciel en r\u00e9gions<\/h2>\n\n\n\n<p>L\u2019usage des constellations s\u2019est tellement ancr\u00e9 dans les pratiques d\u2019observation et de cartographie astronomiques que l\u2019Union Astronomique Internationale (UAI) a d\u00e9fini officiellement l\u2019\u00e9tendue de chacune d\u2019entre elles. On peut ainsi rattacher toute \u00e9toile du ciel \u00e0 une constellation, de la m\u00eame mani\u00e8re qu\u2019une ville fait partie d\u2019un territoire. Au total, 88 constellations sont officiellement r\u00e9pertori\u00e9es.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"819\" height=\"635\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/limites-des-constellations.jpg\" alt=\"sch\u00e9ma montrant des limites de constellations\" class=\"wp-image-53961\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/limites-des-constellations.jpg 819w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/limites-des-constellations-300x233.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/limites-des-constellations-774x600.jpg 774w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/limites-des-constellations-750x582.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/limites-des-constellations-570x442.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/limites-des-constellations-368x285.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/limites-des-constellations-270x209.jpg 270w\" sizes=\"(max-width: 819px) 100vw, 819px\" \/><figcaption class=\"wp-element-caption\"><strong>Le d\u00e9coupage du ciel en constellations d\u00e9limit\u00e9es par des fronti\u00e8res.<\/strong> <small>Cr\u00e9dit&nbsp;: Stellarium<\/small><\/figcaption><\/figure>\n\n\n\n<p>Il faut d\u2019ailleurs noter que seul le d\u00e9coupage du ciel a \u00e9t\u00e9 d\u00e9fini par l\u2019UAI. La mani\u00e8re de relier les \u00e9toiles entre elles par des traits pour former des figures n\u2019a jamais \u00e9t\u00e9 normalis\u00e9e&nbsp;! C\u2019est ce qui explique que vous trouverez parfois des diff\u00e9rences d\u2019une carte \u00e0 l\u2019autre. Cela peut d\u00e9router un peu, mais il n&#8217;emp\u00eache, les constellations restent vos alli\u00e9es pour vos navigations c\u00e9lestes&nbsp;!<\/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-slides rwwp-featured-content-slides-alignment-top rwwp-featured-content-slides-carousel-yes\"><div class=\"swiffy-slider slider-item-show2   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=\"1777640547\"><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-60692 status-publish first instock product_cat-edition product_tag--notre-selection-pour-lete 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\/decouvrir-le-ciel-a-loeil-nu\/\" title=\"D&eacute;couvrir le ciel &agrave; l&rsquo;&oelig;il nu - Un guide pour observer les &eacute;toiles depuis chez soi\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-300x300.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Visuel livre D\u00e9couvrir le ciel \u00e0 l&#039;\u0153il nu de Bertrand d&#039;Armagnac et Carine Souplet aux \u00e9ditions Stelvision\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-300x300.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-150x150.jpg 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-600x600.jpg 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-750x750.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-570x570.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-368x368.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-270x270.jpg 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-62x62.jpg 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-100x100.jpg 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024-1000x1000.jpg 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2024\/09\/Decouvrir-le-ciel-a-loeil-nu-en-volume-fond-blanc_1024.jpg 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">D\u00e9couvrir le ciel \u00e0 l\u2019\u0153il nu &#8211; Un guide pour observer les \u00e9toiles depuis chez soi<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"60692\"><\/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>22.90<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=\"4.811\/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\">53 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\/posts\/53960?add-to-cart=60692\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_606920\" data-quantity=\"1\" data-product_id=\"60692\" data-product-title=\"D\u00e9couvrir le ciel \u00e0 l\u2019\u0153il nu &#8211; Un guide pour observer les \u00e9toiles depuis chez soi&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;60692&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"60692\" data-product_sku=\"9782958661915\" aria-label=\"Ajouter au panier\u00a0: &ldquo;D\u00e9couvrir le ciel \u00e0 l\u2019\u0153il nu - Un guide pour observer les \u00e9toiles depuis chez soi&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0D\u00e9couvrir le ciel \u00e0 l\u2019\u0153il nu - Un guide pour observer les \u00e9toiles depuis chez soi\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_606920\" 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-54136 status-publish first instock product_cat-jumelles product_tag--notre-selection-pour-lete 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\/jumelles-noctua-2x40\/\" title=\"Jumelles Noctua &laquo;&amp;nbsp;yeux de hibou&amp;nbsp;&raquo;\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-300x300.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"photo Jumelles Noctua 2x40\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-300x300.jpg 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-150x150.jpg 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-600x600.jpg 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-750x750.jpg 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-570x570.jpg 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-368x368.jpg 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-270x270.jpg 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-62x62.jpg 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03-100x100.jpg 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2023\/05\/noctua_03.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">Jumelles Noctua \u00ab&nbsp;yeux de hibou&nbsp;\u00bb<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"54136\"><\/div><\/div><\/h2>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>89.90<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=\"4.724\/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:14%;\"><\/span><\/div> <span class=\"reviewCount\">58 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\/posts\/53960?add-to-cart=54136\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_54136_1\" data-quantity=\"1\" data-product_id=\"54136\" data-product-title=\"Jumelles Noctua \u00ab&nbsp;yeux de hibou&nbsp;\u00bb&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; 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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><\/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\/posts\/53960?add-to-cart=1449\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1449_2\" 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_1449_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-1465 status-publish first onbackorder product_cat-jumelles 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\/coffret-ciel-aux-jumelles\/\" title=\"Coffret Le Ciel aux jumelles, &eacute;dition 2 originale Stelvision\" 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\/IMG_8608-coffret-composition_HD-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"visuel produit Coffret Le Ciel aux jumelles, de Stelvision\" srcset=\"https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-300x300.webp 300w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-1024x1024.webp 1024w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-150x150.webp 150w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-600x600.webp 600w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-1140x1140.webp 1140w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-750x750.webp 750w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-570x570.webp 570w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-368x368.webp 368w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-270x270.webp 270w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-62x62.webp 62w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-100x100.webp 100w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD-1000x1000.webp 1000w, https:\/\/www.stelvision.com\/astro\/wp-content\/uploads\/2026\/03\/IMG_8608-coffret-composition_HD.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><h2 class=\"woocommerce-loop-product__title\">Coffret Le Ciel aux jumelles, \u00e9dition 2 originale Stelvision<div class=\"stel-product-item-review-wrapper\"><div class=\"skeepers_product__stars\" data-product-id=\"1465\"><\/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=\"4.924\/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:18%;\"><\/span><\/div> <span class=\"reviewCount\">66 avis<\/span><\/div><\/a><span class=\" rw_stelvision_product_not_in_stock \"><span class=\" rw_stelvision_product_stock_msg \">En r\u00e9approvisionnement. Exp\u00e9di\u00e9 le 18 mai.<\/span><\/span><a href=\"\/astro\/wp-json\/wp\/v2\/posts\/53960?add-to-cart=1465\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1465_3\" data-quantity=\"1\" data-product_id=\"1465\" data-product-title=\"Coffret Le Ciel aux jumelles, \u00e9dition 2 originale Stelvision&lt;div class=&quot;stel-product-item-review-wrapper&quot;&gt;&lt;div class=&quot;skeepers_product__stars&quot; data-product-id=&quot;1465&quot;&gt;&lt;\/div&gt;&lt;\/div&gt;\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1465\" data-product_sku=\"9782958661953\" aria-label=\"Ajouter au panier\u00a0: &ldquo;Coffret Le Ciel aux jumelles, \u00e9dition 2 originale Stelvision&rdquo;\" rel=\"nofollow\" data-success_message=\"\u00ab\u00a0Coffret Le Ciel aux jumelles, \u00e9dition 2 originale Stelvision\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_1465_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><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Elles sont bien pratiques pour identifier les \u00e9toiles, mais que sont exactement les constellations ? Une vue de l\u2019esprit ? Une r\u00e9alit\u00e9 astronomique ? Faisons le point.<\/p>\n","protected":false},"author":1,"featured_media":53958,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-53960","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-observer-le-ciel"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Qu&#039;est-ce qu&#039;une constellation ?<\/title>\n<meta name=\"description\" content=\"Que sont exactement les constellations\u00a0? Une vue de l&#039;esprit\u00a0? Une r\u00e9alit\u00e9 astronomique\u00a0? 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