{"id":10429,"date":"2019-03-18T19:29:25","date_gmt":"2019-03-18T19:29:25","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/feldmann\/?p=10429"},"modified":"2019-03-31T06:36:54","modified_gmt":"2019-03-31T06:36:54","slug":"la-chine-construit-le-plus-grand-planetarium-du-monde","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/feldmann\/2019\/03\/18\/la-chine-construit-le-plus-grand-planetarium-du-monde\/","title":{"rendered":"La Chine construit le plus grand plan\u00e9tarium du monde"},"content":{"rendered":"<p><strong>En Chine la ville de Shanghai accueillera le plus grand plan\u00e9tarium du monde (38.000 m\u00b2) dont l&#8217;ouverture est pr\u00e9vue en 2021.<\/strong><\/p>\n<p>La Chine poss\u00e9dera bient\u00f4t son second plan\u00e9tarium apr\u00e8s celui de P\u00e9kin construit en 1957. Il se trouvera \u00e0 Shanghai, la plus grande ville du pays avec plus de 20 millions d&#8217;habitants. Autant dire que le ciel nocturne de cette m\u00e9gapole ne montre aucune \u00e9toile, tant la <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2017\/09\/25\/pollution-lumineuse-france-peut-faire-beaucoup-mieux\/\" target=\"_blank\" rel=\"noopener noreferrer\">pollution lumineuse<\/a> y est importante. Ce futur plan\u00e9tarium, une\u00a0succursale du Mus\u00e9e des sciences et de la technologie, est en construction dans la ville nouvelle de Lingang (district de Pudong) \u00e0 90 kilom\u00e8tres au sud-est du centre de Shanghai et cet \u00e9difice sera le plus grand du monde quand il entrera en service en 2021.<\/p>\n<figure id=\"attachment_10430\" aria-describedby=\"caption-attachment-10430\" style=\"width: 450px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2019\/03\/chine.jpg\" rel=\"lightbox[10429]\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-10430\" src=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2019\/03\/chine-450x270.jpg\" alt=\"\" width=\"450\" height=\"270\" srcset=\"https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2019\/03\/chine-450x270.jpg 450w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2019\/03\/chine-768x461.jpg 768w, https:\/\/blogs.futura-sciences.com\/feldmann\/wp-content\/uploads\/sites\/9\/2019\/03\/chine.jpg 940w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><figcaption id=\"caption-attachment-10430\" class=\"wp-caption-text\">Maquette du futur plan\u00e9tarium g\u00e9ant de Shanghai. \u00a9 Ennead<\/figcaption><\/figure>\n<p>C&#8217;est le cabinet d&#8217;architecture am\u00e9ricain <a href=\"http:\/\/www.ennead.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Ennead<\/a> qui a imagin\u00e9 ce nouveau lieu de culture scientifique dont la construction s&#8217;appuie uniquement sur une maquette num\u00e9rique 3D.<!--more--><\/p>\n<p>Con\u00e7u selon une ellipse symbolisant le mouvement de notre plan\u00e8te sur son orbite,\u00a0le b\u00e2timent sera parcouru par une galerie qui s&#8217;enroulera autour de trois espaces circulaires :\u00a0l&#8217;Oculus, la Sph\u00e8re et le D\u00f4me invers\u00e9 qui repr\u00e9sentent la Terre,\u00a0le <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2016\/11\/09\/coucher-de-soleil-derriere-lobservatoire-du-pic-du-midi\/\" target=\"_blank\" rel=\"noopener noreferrer\">Soleil<\/a>\u00a0et\u00a0la <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2019\/02\/19\/en-images-la-super-lune-de-fevrier-fait-son-show\/\" target=\"_blank\" rel=\"noopener noreferrer\">Lune<\/a>.<\/p>\n\n<!-- iframe plugin v.5.1 wordpress.org\/plugins\/iframe\/ -->\n<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/fqcD3TtBnyw\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" 0=\"allowfullscreen&gt;&lt;\/iframe\" scrolling=\"yes\" class=\"iframe-class\"><\/iframe>\n\n<p>La vid\u00e9o ci-dessus nous permet de d\u00e9couvrir ce futur plan\u00e9tarium \u00e0 travers une visite virtuelle. L&#8217;Oculus (2 min 40), sorte de puits de lumi\u00e8re, fonctionnera \u00e0 la mani\u00e8re d&#8217;un cadran solaire et indiquera la date et l&#8217;heure : le visiteur y fera \u00e9tape avant d&#8217;entrer dans le b\u00e2timent. La galerie (o\u00f9 seront pr\u00e9sent\u00e9es diff\u00e9rentes expositions) le conduira ensuite jusqu&#8217;\u00e0 la Sph\u00e8re (4 min) o\u00f9 de savants jeux de lumi\u00e8re dessineront au sol un anneau lumineux qui sera complet le jour du <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2017\/06\/20\/21-juin-cest-solstice-dete-lhemisphere-nord\/\" target=\"_blank\" rel=\"noopener noreferrer\">solstice d&#8217;\u00e9t\u00e9<\/a>.<\/p>\n<p>Notre visiteur poursuivra son p\u00e9riple en s&#8217;\u00e9levant peu \u00e0 peu pour d\u00e9boucher dans le D\u00f4me invers\u00e9 (6 min 10), immense amphith\u00e9\u00e2tre ouvert sur le ciel \u00e9toil\u00e9 : sa paroi ext\u00e9rieure sera dress\u00e9e de fa\u00e7on \u00e0 masquer toutes les constructions urbaines alentours. Un observatoire avec coupole (8 min) et plusieurs espaces d\u00e9di\u00e9s accueilleront t\u00e9lescopes et observateurs.<\/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>En Chine la ville de Shanghai accueillera le plus grand plan\u00e9tarium du monde (38.000 m\u00b2) dont l&#8217;ouverture est pr\u00e9vue en 2021. La Chine poss\u00e9dera bient\u00f4t son second plan\u00e9tarium apr\u00e8s celui de P\u00e9kin construit en 1957. Il se trouvera \u00e0 Shanghai, la plus grande ville du pays avec plus de 20 millions d&#8217;habitants. Autant dire que &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2019\/03\/18\/la-chine-construit-le-plus-grand-planetarium-du-monde\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">La Chine construit le plus grand plan\u00e9tarium du monde<\/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":10430,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[509],"tags":[1180,1991,167,2648],"class_list":["post-10429","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","tag-chine","tag-planetarium","tag-pollution-lumineuse","tag-shanghai"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - 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