{"id":1507,"date":"2021-04-05T17:27:00","date_gmt":"2021-04-05T17:27:00","guid":{"rendered":"https:\/\/astro.uc.cl\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/"},"modified":"2022-07-21T19:43:26","modified_gmt":"2022-07-21T19:43:26","slug":"collective-gravity-in-the-outer-solar-system-anne-marie-madigan","status":"publish","type":"charlas","link":"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/","title":{"rendered":"Collective Gravity in the Outer Solar System &#8211; Anne Marie Madigan"},"content":{"rendered":"\n<p><strong>Anne Marie Madigan (University of Colorado) Collective Gravity in the Outer Solar System<\/strong> There\u2019s something odd going on in our solar system. While the planets move on nearly-circular orbits in a well-defined plane, the minor planets beyond Neptune appear to cluster together in a highly-inclined, eccentric, and tilted structure. Astronomers have invoked the presence of an additional planet (Planet 9) or even a primordial black hole in explanation. In this talk I will show that these theories may be unnecessary. In analogy with spiral arms and bars in galaxies, the collective gravity of individually small but collectively massive bodies can create such structures in the outer solar system.<\/p>\n","protected":false},"featured_media":997,"template":"","meta":[],"categorias_charlas":[60],"class_list":["post-1507","charlas","type-charlas","status-publish","has-post-thumbnail","hentry","categorias_charlas-colloquium"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Collective Gravity in the Outer Solar System - Anne Marie Madigan - Instituto de Astrof\u00edsica<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Collective Gravity in the Outer Solar System - Anne Marie Madigan - Instituto de Astrof\u00edsica\" \/>\n<meta property=\"og:description\" content=\"Anne Marie Madigan (University of Colorado) Collective Gravity in the Outer Solar System There\u2019s something odd going on in our solar system. While the planets move on nearly-circular orbits in a well-defined plane, the minor planets beyond Neptune appear to cluster together in a highly-inclined, eccentric, and tilted structure. Astronomers have invoked the presence of [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/\" \/>\n<meta property=\"og:site_name\" content=\"Instituto de Astrof\u00edsica\" \/>\n<meta property=\"article:modified_time\" content=\"2022-07-21T19:43:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/astro.uc.cl\/wp-content\/uploads\/2022\/06\/image_Stars300352.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1152\" \/>\n\t<meta property=\"og:image:height\" content=\"648\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/\",\"url\":\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/\",\"name\":\"Collective Gravity in the Outer Solar System - Anne Marie Madigan - Instituto de Astrof\u00edsica\",\"isPartOf\":{\"@id\":\"https:\/\/astro.uc.cl\/en\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/astro.uc.cl\/wp-content\/uploads\/2022\/06\/image_Stars300352.png\",\"datePublished\":\"2021-04-05T17:27:00+00:00\",\"dateModified\":\"2022-07-21T19:43:26+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/#primaryimage\",\"url\":\"https:\/\/astro.uc.cl\/wp-content\/uploads\/2022\/06\/image_Stars300352.png\",\"contentUrl\":\"https:\/\/astro.uc.cl\/wp-content\/uploads\/2022\/06\/image_Stars300352.png\",\"width\":1152,\"height\":648},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\/\/astro.uc.cl\/en\/inicio\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Charlas\",\"item\":\"https:\/\/astro.uc.cl\/en\/charlas\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Collective Gravity in the Outer Solar System &#8211; Anne Marie Madigan\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/astro.uc.cl\/en\/#website\",\"url\":\"https:\/\/astro.uc.cl\/en\/\",\"name\":\"Instituto de Astrof\u00edsica\",\"description\":\"Facultad de F\u00edsica\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/astro.uc.cl\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Collective Gravity in the Outer Solar System - Anne Marie Madigan - Instituto de Astrof\u00edsica","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/astro.uc.cl\/en\/charlas\/collective-gravity-in-the-outer-solar-system-anne-marie-madigan\/","og_locale":"en_US","og_type":"article","og_title":"Collective Gravity in the Outer Solar System - Anne Marie Madigan - Instituto de Astrof\u00edsica","og_description":"Anne Marie Madigan (University of Colorado) Collective Gravity in the Outer Solar System There\u2019s something odd going on in our solar system. 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