{"id":667,"date":"2016-08-12T13:35:12","date_gmt":"2016-08-12T13:35:12","guid":{"rendered":"http:\/\/www.radio-science.eu\/?page_id=667"},"modified":"2023-11-10T14:15:51","modified_gmt":"2023-11-10T14:15:51","slug":"wieso-fliegen-wir-zu-einem-kometen","status":"publish","type":"page","link":"https:\/\/fip-koeln.de\/en_us\/missionen-und-ziele\/rosetta\/wieso-fliegen-wir-zu-einem-kometen\/","title":{"rendered":"Why fly to a comet?"},"content":{"rendered":"<h1 class=\"wp-block-heading\">Why fly to a comet?<\/h1>\n\n\n\n<p>Die Entstehung des Sonnensystems ist in vielerlei Hinsicht ungekl\u00e4rt. Deshalb werden die Urspr\u00fcnge von Kometen und die Beziehung zwischen Kometen und und den Planeten erforscht. Das l\u00e4\u00dft R\u00fcckschl\u00fcsse auf die Entstehung des Sonnensystems zu. Da Kometenkerne nur wenige Kilometer gro\u00df sind und im Wesentlichen aus Eis und Staub bestehen, werden sie h\u00e4ufig als &#8222;schmutzige Schneeb\u00e4lle&#8220; bezeichnet.<br>The origin of the long periodic comets is the so called Oort cloud, which is a sphere around the sun located at a distance of approx one light year. The short periodic comets presumably originate from the Kuiper belt, which is a region beyond Pluto. There they reside to some extend in a manner of cosmic freezer due to the large distance to the sun and hence consist of the primary material from which our Solar System developed some 4,6 billion years ago.<!--:--><!--:en--><\/p>","protected":false},"excerpt":{"rendered":"<p>Wieso fliegen wir zu einem Kometen? Die Entstehung des Sonnensystems ist in vielerlei Hinsicht ungekl\u00e4rt. Deshalb werden die Urspr\u00fcnge von Kometen und die Beziehung zwischen Kometen und und den Planeten erforscht. Das l\u00e4\u00dft R\u00fcckschl\u00fcsse auf die Entstehung des Sonnensystems zu. Da Kometenkerne nur wenige Kilometer gro\u00df sind und im Wesentlichen aus Eis und Staub bestehen, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":90,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","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":"","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":""},"class_list":["post-667","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Wieso fliegen wir zu einem Kometen? 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Die Entstehung des Sonnensystems ist in vielerlei Hinsicht ungekl\u00e4rt. Deshalb werden die Urspr\u00fcnge von Kometen und die Beziehung zwischen Kometen und und den Planeten erforscht. Das l\u00e4\u00dft R\u00fcckschl\u00fcsse auf die Entstehung des Sonnensystems zu. 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