{"id":11802,"date":"2021-06-04T11:54:52","date_gmt":"2021-06-04T09:54:52","guid":{"rendered":"http:\/\/agora.xtec.cat\/inslacetania\/?p=11802"},"modified":"2021-06-04T11:54:52","modified_gmt":"2021-06-04T09:54:52","slug":"el-robot-clearspace-1-la-nova-solucio","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/inslacetania\/revista\/el-robot-clearspace-1-la-nova-solucio\/","title":{"rendered":"El robot Clearspace 1: la nova soluci\u00f3?"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">La proposta tecnol\u00f2gica de Clearspace 1 feia un temps a les pissarres dels enginyers, per\u00f2 aquest any per fi s&#8217;ha signat un acord amb l&#8217;Ag\u00e8ncia Espacial Europea. La missi\u00f3 tindr\u00e0 lloc l&#8217;any 2025 i el seu objectiu consistir\u00e0 a retirar un fragment del coet llan\u00e7at en 2013. Es tracta d&#8217;una pe\u00e7a voluminosa, d&#8217;uns cent quilos i una mida similar al de molts sat\u00e8l\u00b7lits en \u00f2rbita, motiu pel qual s&#8217;ha seleccionat. El concepte \u00e9s relativament senzill: es llan\u00e7ar\u00e0 un vehicle amb diversos bra\u00e7os mec\u00e0nics que abra\u00e7aran la pe\u00e7a en \u00f2rbita. Un cop capturada, s&#8217;iniciar\u00e0 una maniobra de descens amb el qual la nau i la pe\u00e7a de ferralla es desintegraran causa de la fricci\u00f3 de l&#8217;atmosfera. \u00c9s a dir, una missi\u00f3 &#8220;su\u00efcida&#8221;.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">L&#8217;ESA invertir\u00e0 setanta milions d&#8217;euros en el projecte i pret\u00e9n convertir-lo en una nova plataforma per a la retirada d&#8217;objectes de grans dimensions en l&#8217;\u00f2rbita baixa de la Terra. La preocupaci\u00f3 \u00e9s que els grans sat\u00e8l\u00b7lits fora de servei puguin impactar amb petits fragments. Aquests fragments, al seu torn, podrien impactar amb altres sat\u00e8l\u00b7lits, el que multiplicaria les escombraries espacials de manera imparable. Aquest fenomen es coneix com a efecte Kessler, en honor a Donald Kessler, un investigador que el va formular per primera vegada el 1972. Per sort, Clearspace 1 no \u00e9s l&#8217;\u00fanica tecnologia que s&#8217;est\u00e0 provant per solucionar el problema. Espero que us hagi agradat l&#8217;article<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>Sami Drissi<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aquest \u00e9s un robot que \u00e9s dura a terme  l&#8217;any 2025&#8230;<\/p>\n","protected":false},"author":678,"featured_media":11722,"comment_status":"closed","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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[102],"tags":[],"class_list":["post-11802","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-revista"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/posts\/11802","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/users\/678"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/comments?post=11802"}],"version-history":[{"count":2,"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/posts\/11802\/revisions"}],"predecessor-version":[{"id":11848,"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/posts\/11802\/revisions\/11848"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/media\/11722"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/media?parent=11802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/categories?post=11802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/inslacetania\/wp-json\/wp\/v2\/tags?post=11802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}