{"id":6118,"date":"2019-02-23T10:33:52","date_gmt":"2019-02-23T09:33:52","guid":{"rendered":"http:\/\/agora.xtec.cat\/ieslasedeta\/?p=6118"},"modified":"2025-11-06T17:07:48","modified_gmt":"2025-11-06T16:07:48","slug":"cinturo-de-kuiper","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ieslasedeta\/2018-2019\/cinturo-de-kuiper\/","title":{"rendered":"Cintur\u00f3 de Kuiper"},"content":{"rendered":"<p><span style=\"font-weight: 400;\"><img decoding=\"async\" class=\"alignright\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/2\/2f\/Kuiper_belt_-_Oort_cloud-es.svg\/220px-Kuiper_belt_-_Oort_cloud-es.svg.png\" \/>Despr\u00e9s del descobriment de Plut\u00f3 en 1930, molts cient\u00edfics van dir que no estava sol en aquella zona i tot i que es van fer un munt de prediccions sobre els cossos que l&#8217;envoltaven no va ser fins el 1992 que es van trobar evid\u00e8ncies cient\u00edfiques de l&#8217;exist\u00e8ncia del cintur\u00f3 de Kuiper, anomenat aix\u00ed en honor d&#8217;un dels seus descobridors: Gerard Kuiper. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">El cintur\u00f3 de Kuiper \u00e9s\u00a0un \u00e0rea del sistema solar que s&#8217;est\u00e9n des de l\u2019\u00f2rbita de Nept\u00fa (a 30 UA) fins a 50 UA del Sol. Aquest \u00e0rea cont\u00e9 diversos cossos celestes (fins ara, se n&#8217;han descobert uns 800), alguns dels quals de m\u00e9s de 1000 km de di\u00e0metre. La majoria d&#8217;aquests cossos estan formats per una barreja de roca, met\u00e0 i amon\u00edac. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">La temperatura del cintur\u00f3 \u00e9s nom\u00e9s d&#8217;uns 50K (uns -223\u00baC).\u00a0<\/span><\/p>\n<p><a href=\"https:\/\/soundcloud.com\/user-25152550\/cinturo-de-kuiper\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-6894 alignleft\" src=\"https:\/\/agora.xtec.cat\/ieslasedeta\/wp-content\/uploads\/usu656\/2019\/01\/audio19.png\" alt=\"\" width=\"75\" height=\"75\" srcset=\"https:\/\/agora.xtec.cat\/ieslasedeta\/wp-content\/uploads\/usu656\/2019\/01\/audio19.png 512w, https:\/\/agora.xtec.cat\/ieslasedeta\/wp-content\/uploads\/usu656\/2019\/01\/audio19-150x150.png 150w, https:\/\/agora.xtec.cat\/ieslasedeta\/wp-content\/uploads\/usu656\/2019\/01\/audio19-300x300.png 300w\" sizes=\"auto, (max-width: 75px) 100vw, 75px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/soundcloud.com\/user-25152550\/cinturo-de-kuiper\">\u00c0udio (CATAL\u00c0)<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/soundcloud.com\/user-25152550\/cinturon-de-kuiper-castellano\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-6894 alignleft\" src=\"https:\/\/agora.xtec.cat\/ieslasedeta\/wp-content\/uploads\/usu656\/2019\/01\/audio19.png\" alt=\"\" width=\"75\" height=\"75\" srcset=\"https:\/\/agora.xtec.cat\/ieslasedeta\/wp-content\/uploads\/usu656\/2019\/01\/audio19.png 512w, https:\/\/agora.xtec.cat\/ieslasedeta\/wp-content\/uploads\/usu656\/2019\/01\/audio19-150x150.png 150w, https:\/\/agora.xtec.cat\/ieslasedeta\/wp-content\/uploads\/usu656\/2019\/01\/audio19-300x300.png 300w\" sizes=\"auto, (max-width: 75px) 100vw, 75px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/soundcloud.com\/user-25152550\/cinturon-de-kuiper-castellano\">Audio (CASTELLANO)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Despr\u00e9s del descobriment de Plut\u00f3 en 1930, molts cient\u00edfics van dir que no estava sol en aquella zona i tot i que es van fer un munt de prediccions sobre els cossos que l&#8217;envoltaven no va ser fins el 1992 que es van trobar evid\u00e8ncies cient\u00edfiques de l&#8217;exist\u00e8ncia del cintur\u00f3 de Kuiper, anomenat aix\u00ed en [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6891,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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