{"609190":{"#nid":"609190","#data":{"type":"event","title":"A Song of Ice and Fire --- Dynamics of Planets Hot and Cold","body":[{"value":"\u003Ch4\u003E\u003Cstrong\u003EEAS Fall 2018 Seminar Series Presents: Dr. Gongjie Li, GA Tech School of Physics\u003C\/strong\u003E\u003C\/h4\u003E\r\n\r\n\u003Cp\u003EA Song of Ice and Fire --- Dynamics of Planets Hot and Cold\u003C\/p\u003E\r\n\r\n\u003Cp\u003EThe unexpected diversity of planetary systems has posed challenges to our classical understanding of planetary formation. For instance, Jupiter sized planets have been detected with short orbital periods of a few days misaligned with respect to the spin-axis of their host stars.\u0026nbsp;\u003C\/p\u003E\r\n\r\n\u003Cp\u003EI will first describe the dynamical interactions between an outer perturber and the inner planet, which naturally leads to the formation of such misaligned hot Jupiters.\u0026nbsp;\u003C\/p\u003E\r\n\r\n\u003Cp\u003ENext, I will discuss a similar dynamical process in the outer Solar System, far away from our Sun, which causes the observed clustering of extreme trans-Neptunian objects.\u0026nbsp;This can constrain properties of a possible outer planet, Planet Nine, in our own Solar System.\u003C\/p\u003E\r\n","summary":null,"format":"limited_html"}],"field_subtitle":"","field_summary":"","field_summary_sentence":[{"value":"A seminar by Dr. Gongjie Li, School of Earth and Atmospheric Sciences Fall 2018 Seminar Series"}],"uid":"34458","created_gmt":"2018-08-01 15:00:37","changed_gmt":"2018-09-26 12:06:40","author":"nlawson3","boilerplate_text":"","field_publication":"","field_article_url":"","field_event_time":{"event_time_start":"2018-10-04T12:00:00-04:00","event_time_end":"2018-10-04T12:50:00-04:00","event_time_end_last":"2018-10-04T12:50:00-04:00","gmt_time_start":"2018-10-04 16:00:00","gmt_time_end":"2018-10-04 16:50:00","gmt_time_end_last":"2018-10-04 16:50:00","rrule":null,"timezone":"America\/New_York"},"extras":[],"hg_media":{"609189":{"id":"609189","type":"image","title":"Gonjie Li","body":null,"created":"1533135463","gmt_created":"2018-08-01 14:57:43","changed":"1533135463","gmt_changed":"2018-08-01 14:57:43","alt":"","file":{"fid":"232021","name":"gongjie11.jpg","image_path":"\/sites\/default\/files\/images\/gongjie11.jpg","image_full_path":"http:\/\/hg.gatech.edu\/\/sites\/default\/files\/images\/gongjie11.jpg","mime":"image\/jpeg","size":99760,"path_740":"http:\/\/hg.gatech.edu\/sites\/default\/files\/styles\/740xx_scale\/public\/images\/gongjie11.jpg?itok=paIuucD0"}}},"media_ids":["609189"],"groups":[{"id":"364801","name":"School of Earth and Atmospheric Sciences (EAS)"}],"categories":[],"keywords":[{"id":"175623","name":"EAS Seminar"}],"core_research_areas":[],"news_room_topics":[],"event_categories":[{"id":"1795","name":"Seminar\/Lecture\/Colloquium"}],"invited_audience":[{"id":"78761","name":"Faculty\/Staff"},{"id":"177814","name":"Postdoc"},{"id":"174045","name":"Graduate students"},{"id":"78751","name":"Undergraduate students"}],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[{"value":"\u003Cp\u003ENatasha Lawson\u003C\/p\u003E\r\n","format":"limited_html"}],"email":[],"slides":[],"orientation":[],"userdata":""}}}