{"id":9090,"date":"2026-09-21T14:55:40","date_gmt":"2026-09-21T14:55:40","guid":{"rendered":"https:\/\/astronomia.udp.cl\/?p=9090"},"modified":"2026-09-21T17:10:28","modified_gmt":"2026-09-21T17:10:28","slug":"yems-phd-student-confirms-elias-2-24-b-the-youngest-exoplanet-detected-to-date","status":"publish","type":"post","link":"https:\/\/astronomia.udp.cl\/es\/yems-phd-student-confirms-elias-2-24-b-the-youngest-exoplanet-detected-to-date\/","title":{"rendered":"Estudiante de doctorado YEMS UDP confirma Elias 2-24 b, el exoplaneta m\u00e1s joven detectado hasta ahora"},"content":{"rendered":"<h6 class=\"wp-block-heading\">Publicado en The Astrophysical Journal Letters \u00b7 16 Sep 2026<\/h6>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>An international team led by <a href=\"https:\/\/astronomia.udp.cl\/es\/researcher\/andrea-bernardi\/\">Andrea Bernardi,<\/a> a YEMS PhD student at Universidad Diego Portales, has confirmed Elias 2-24 b, the youngest exoplanet detected to date. With a mass similar to Jupiter\u2019s and an age of less than one million years, the planet remains embedded in the disk of gas and dust where it is forming.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bernardi desarrolla su investigaci\u00f3n doctoral como integrante del <a href=\"https:\/\/www.milenioyems.cl\/\">N\u00facleo Milenio sobre Exoplanetas J\u00f3venes y sus Lunas (YEMS)<\/a>, financiado por la <strong>Agencia Nacional de Investigaci\u00f3n y Desarrollo (ANID) a trav\u00e9s de la Iniciativa Cient\u00edfica Milenio<\/strong>. El estudio fue publicado en <em>The Astrophysical Journal Letters<\/em> y destacado por NASA en su comunicado del 16 de septiembre de 2026.<img decoding=\"async\" alt=\"Artist\u2019s impression of Elias 2-24 b growing within its star\u2019s disk of gas and dust.\" src=\"https:\/\/science.nasa.gov\/wp-content\/uploads\/2026\/09\/elias-00.jpg?w=1536\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Representaci\u00f3n art\u00edstica de Elias 2-24 b. Cr\u00e9dito: W. M. Keck Observatory\/Adam Makarenko, v\u00eda NASA Science.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Un planeta en la brecha de su disco natal<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">El sistema Elias 2-24 se encuentra a unos 450 a\u00f1os luz de la Tierra. Observaciones de ALMA revelaron una brecha en el disco de polvo que rodea a la estrella; posteriormente, el Very Large Telescope (VLT) de ESO detect\u00f3 una d\u00e9bil fuente de luz dentro de esa brecha. Faltaba establecer si se trataba realmente de un planeta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00abLos planetas deber\u00edan encontrarse dentro de las brechas, ya que son ellos los que las est\u00e1n excavando\u00bb, explica Bernardi en el comunicado de NASA. \u00abY es exactamente all\u00ed donde encontramos a Elias 2-24 b\u00bb.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">La confirmaci\u00f3n en los archivos de Keck<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">El equipo identific\u00f3 la misma fuente en observaciones de 2018 y 2020 conservadas en el archivo del Observatorio W. M. Keck, financiado por NASA. Al combinar los datos y seguir su movimiento a lo largo del tiempo, encontr\u00f3 evidencia de que la fuente correspond\u00eda a un planeta, y no a un defecto de imagen o una estrella de fondo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La combinaci\u00f3n de ALMA, VLT y Keck permiti\u00f3 conectar la estructura del disco con el objeto que lo est\u00e1 moldeando. El resultado tambi\u00e9n demuestra el valor de los archivos astron\u00f3micos: observaciones obtenidas a\u00f1os atr\u00e1s pueden aportar la evidencia necesaria para confirmar un nuevo mundo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Una ventana a la formaci\u00f3n de los planetas<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Elias 2-24 b se encuentra a una distancia de su estrella equivalente a unas 55 veces la separaci\u00f3n entre la Tierra y el Sol. Formar un gigante tan joven y tan lejos de su estrella plantea un desaf\u00edo para los modelos de formaci\u00f3n planetaria. Seg\u00fan NASA, los anteriores poseedores del r\u00e9cord de juventud superaban los cinco millones de a\u00f1os.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El polvo que envuelve a estos mundos dificulta su detecci\u00f3n. \u00abEn gran medida, seguimos sin poder ver estos planetas beb\u00e9s\u00bb, se\u00f1ala Lucas Cieza, coautor del estudio, en el comunicado de NASA.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00abEs emocionante sumar otro sistema a la peque\u00f1\u00edsima muestra de planetas que podemos estudiar mientras todav\u00eda se est\u00e1n formando. Estos sistemas nos dan una oportunidad muy poco com\u00fan de confrontar los modelos de formaci\u00f3n planetaria con el proceso mismo, y no solamente con sus productos finales\u00bb, se\u00f1ala <strong>Sebasti\u00e1n P\u00e9rez<\/strong>investigador YEMS de la Universidad de Santiago de Chile<img decoding=\"async\" alt=\"ALMA 1.3 mm continuum image of the Elias 2-24 disk, with magenta, blue and gold regions marking the companion\u2019s position.\" src=\"https:\/\/www.milenioyems.cl\/images\/news\/elias-2-24b-alma-bernardi-2026.png\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Observaci\u00f3n de continuo de ALMA a 1,3 mm, del programa DSHARP. Las regiones magenta, azul y dorada representan el \u00e1rea que encierra la posici\u00f3n del compa\u00f1ero seg\u00fan los resultados del estudio y trabajos previos. Elias 2-24 b es responsable de la brecha y de la acumulaci\u00f3n de polvo en el borde interno del disco exterior. Cr\u00e9dito: Bernardi et al. (2026).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Fuente:<\/strong> <a href=\"https:\/\/science.nasa.gov\/universe\/newfound-baby-planet-smashes-record-for-youngest-known-world\/\" rel=\"noreferrer noopener\" target=\"_blank\">NASA Science, \u201cNewfound \u2018Baby\u2019 Planet Smashes Record for Youngest Known World\u201d<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Published in The Astrophysical Journal Letters \u00b7 16 Sep 2026 An international team led by Andrea Bernardi, a YEMS PhD student at Universidad Diego Portales, has confirmed Elias 2-24 b, the youngest exoplanet detected to date. With a mass similar to Jupiter\u2019s and an age of less than one million years, the planet remains embedded [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":9091,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"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":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","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":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"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":""},"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":""}},"two_page_speed":[],"footnotes":""},"categories":[1,13,6],"tags":[351,350,136],"class_list":["post-9090","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-news","category-planetary-science","tag-andrea-bernardi","tag-exoplanet","tag-yems"],"acf":[],"_links":{"self":[{"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/posts\/9090","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/comments?post=9090"}],"version-history":[{"count":4,"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/posts\/9090\/revisions"}],"predecessor-version":[{"id":9102,"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/posts\/9090\/revisions\/9102"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/media\/9091"}],"wp:attachment":[{"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/media?parent=9090"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/categories?post=9090"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astronomia.udp.cl\/es\/wp-json\/wp\/v2\/tags?post=9090"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}