{"id":25018,"date":"2024-10-02T06:15:21","date_gmt":"2024-10-02T06:15:21","guid":{"rendered":"https:\/\/enfoquenoticioso.com\/tecnologia\/cientificos-espanoles-descubren-un-exoplaneta-muy-especial\/"},"modified":"2024-10-02T06:15:21","modified_gmt":"2024-10-02T06:15:21","slug":"cientificos-espanoles-descubren-un-exoplaneta-muy-especial","status":"publish","type":"post","link":"https:\/\/enfoquenoticioso.com\/?p=25018","title":{"rendered":"Cient\u00edficos espa\u00f1oles descubren un exoplaneta muy especial"},"content":{"rendered":"<div>\n<p>Un equipo internacional de cient\u00edficos dirigido desde el <strong>Instituto de Astrof\u00edsica de Canarias <\/strong>ha descubierto un <strong>exoplaneta m\u00e1s peque\u00f1o que la Tierra<\/strong> girando alrededor del segundo sistema estelar m\u00e1s cercano al nuestro que se ha encontrado hasta ahora. El m\u00e1s cercano formado por una sola estrella.<\/p>\n<p>El sistema estelar m\u00e1s cercano a la Tierra de los descubiertos hasta la fecha <a href=\"https:\/\/hipertextual.com\/2012\/10\/alfa-centauri-planeta-con-un-masa-similar-a-la-tierra\" target=\"_blank\" rel=\"noopener\">es el de alfa centauri.<\/a> No obstante, este est\u00e1 compuesto por<strong> tres estrellas<\/strong>. El siguiente m\u00e1s cercano es <strong>Barnard<\/strong>, que s\u00ed que cuenta con una sola estrella, una enana roja con el mismo nombre que da lugar al sistema estelar. Hasta ahora solo se hab\u00eda encontrado un exoplaneta orbitando alrededor de Barnard. Sin embargo, los cient\u00edficos han seguido insistiendo hasta dar con otro.<\/p>\n<p>La insistencia se debe a que, a la hora de buscar exoplanetas, conviene m\u00e1s centrarse en los que est\u00e1n m\u00e1s cerca de nosotros. As\u00ed es m\u00e1s f\u00e1cil investigarlos o incluso colonizarlos si llegase el d\u00eda en un futuro lejano. Lamentablemente, este exoplaneta, Barnard b, no se encuentra en la <strong>zona habitable <\/strong>de su sistema. Pero s\u00ed que re\u00fane otras cualidades que lo hacen muy especial. <\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Tabla de Contenido<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Alternar tabla de contenidos\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/enfoquenoticioso.com\/?p=25018\/#Un_exoplaneta_a_solo_6_anos_luz\" >Un exoplaneta a solo 6 a\u00f1os luz<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/enfoquenoticioso.com\/?p=25018\/#Una_ventana_al_futuro\" >Una ventana al futuro<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/enfoquenoticioso.com\/?p=25018\/#Muchos_instrumentos_para_un_gran_hallazgo\" >Muchos instrumentos para un gran hallazgo<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-un-exoplaneta-a-solo-6-anos-luz\"><span class=\"ez-toc-section\" id=\"Un_exoplaneta_a_solo_6_anos_luz\"><\/span>Un exoplaneta a solo 6 a\u00f1os luz<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>El sistema de la estrella Barnard se encuentra muy cerca del nuestro. Este exoplaneta que gira en torno a \u00e9l est\u00e1 solo a 6 a\u00f1os luz de nosotros, muy cerca de su estrella. De hecho, est\u00e1 <strong>20 veces m\u00e1s cerca de su estrella que Mercurio del Sol<\/strong>. Si Mercurio ya es muy inhabitable, lo de este planeta es a\u00fan peor. Es cierto que su estrella es m\u00e1s fr\u00eda, pero, aun as\u00ed, <a href=\"https:\/\/www.agenciasinc.es\/Noticias\/Descubren-un-exoplaneta-alrededor-de-la-estrella-individual-mas-cercana\" target=\"_blank\" rel=\"noopener\">se calcula<\/a> que su superficie debe encontrarse a unos <strong>125 \u00baC<\/strong>. Para que un planeta se considere habitable debe encontrarse a una distancia de su estrella que permita que el agua pueda encontrarse en estado l\u00edquido. Con 125 \u00baC eso no es posible.\u00a0<\/p>\n<p>Este nuevo exoplaneta no est\u00e1 en un lugar habitable. \u00bfQu\u00e9 es entonces lo que lo hace tan especial? Sobre todo <strong>llama la atenci\u00f3n por su masa<\/strong>. No solo es muy peque\u00f1o, tambi\u00e9n es muy ligero. Su masa es aproximadamente la mitad de la de Venus, lo cual lo hace mucho m\u00e1s ligero que la Tierra. Venus ya es de por s\u00ed menos pesado que nuestro planeta. Esto lo sit\u00faa como uno de los exoplanetas m\u00e1s ligeros que se conocen y uno de los poqu\u00edsimos que pesan menos que la Tierra.<\/p>\n<figure class=\"wp-block-image alignwide size-large\"><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"517\" alt=\"barnard\" class=\"wp-image-1814310 perfmatters-lazy\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1-1500x995.jpg?resize=780%2C517&amp;quality=70&amp;strip=all&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1500%2C995&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=800%2C531&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=768%2C509&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1536%2C1019&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1200%2C796&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1024%2C679&amp;quality=70&amp;strip=all&amp;ssl=1 1024w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1568%2C1040&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=400%2C265&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?w=1628&amp;quality=70&amp;strip=all&amp;ssl=1 1628w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1-1500x995.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" data-sizes=\"(max-width: 780px) 100vw, 780px\"\/><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"517\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1-1500x995.jpg?resize=780%2C517&amp;quality=70&amp;strip=all&amp;ssl=1\" alt=\"barnard\" class=\"wp-image-1814310\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1500%2C995&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=800%2C531&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=768%2C509&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1536%2C1019&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1200%2C796&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1024%2C679&amp;quality=70&amp;strip=all&amp;ssl=1 1024w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=1568%2C1040&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?resize=400%2C265&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1.jpg?w=1628&amp;quality=70&amp;strip=all&amp;ssl=1 1628w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/f37e73b2f771be0deccdd9d4a43b6317f0d61cb6_s2_n2_y1-1500x995.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" sizes=\"auto, (max-width: 780px) 100vw, 780px\"\/><figcaption class=\"wp-element-caption\">Estrella Barnard. Cr\u00e9dito: Steve Quirk (Wikimedia Commons)<\/figcaption><\/figure>\n<p>Habr\u00eda sido pr\u00e1cticamente imposible encontrar un <strong>planeta rocoso <\/strong>tan peque\u00f1o orbitando alrededor del Sol. En cambio, alrededor de una enana roja como Barnard es un poquito m\u00e1s f\u00e1cil.<\/p>\n<aside class=\"scaip scaip-1    \">\n<aside id=\"newspack-ads-widget-52\" class=\"widget_newspack-ads-widget clearfix\"\/>\n<aside id=\"block-140\" class=\"widget_block clearfix\">\n<div class=\"wp-block-group has-white-color has-text-color has-background has-link-color has-normal-font-size wp-elements-8b59c1c3ac741e322c38063c7fe76880\" style=\"background:linear-gradient(171deg,rgb(238,0,0) 0%,rgb(125,23,220) 100%)\">\n<div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-text-align-center\" id=\"h-no-te-quedes-atras\"><span class=\"ez-toc-section\" id=\"Una_ventana_al_futuro\"><\/span>Una ventana al futuro<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"has-text-align-center\">Inf\u00f3rmate cada ma\u00f1ana con nuestra <a href=\"https:\/\/hipertextual.con\/newsletter\" target=\"_blank\" rel=\"noopener\">newsletter<\/a>, descubre lo m\u00e1s importante de la tecnolog\u00eda, la ciencia, series de TV y pel\u00edculas.<\/p>\n<\/div>\n<\/div>\n<\/aside>\n<aside id=\"block-123\" class=\"widget_block clearfix\"\/><\/aside>\n<\/p>\n<h2 class=\"wp-block-heading\" id=\"h-muchos-instrumentos-para-un-gran-hallazgo\"><span class=\"ez-toc-section\" id=\"Muchos_instrumentos_para_un_gran_hallazgo\"><\/span>Muchos instrumentos para un gran hallazgo<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>El hallazgo de este exoplaneta <a href=\"https:\/\/www.aanda.org\/articles\/aa\/full_html\/2024\/10\/aa51311-24\/aa51311-24.html\" target=\"_blank\" rel=\"noopener\">ha sido posible<\/a> sobre todo gracias al instrumento <strong>ESPRESSO<\/strong>, que se encuentra en el Very Large Telescope (VLT) del Observatorio Europeo Austral, ubicado en Chile.\u00a0<\/p>\n<p>Este instrumento est\u00e1 especializado en la detecci\u00f3n de exoplanetas, ya que analiza el <strong>bamboleo<\/strong> que estos causan cuando atraen gravitatoriamente a su estrella. Es un temblor casi imperceptible, pues lo causa un objeto mucho m\u00e1s peque\u00f1o que la estrella. No obstante, cuando se logra detectar, es un indicador de que con alta probabilidad hay un exoplaneta cerca.<\/p>\n<figure class=\"wp-block-image alignwide size-large\"><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"467\" alt=\"espresso\" class=\"wp-image-1814311 perfmatters-lazy\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes-1500x899.jpg?resize=780%2C467&amp;quality=70&amp;strip=all&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1500%2C899&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=800%2C480&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=768%2C461&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1536%2C921&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=2048%2C1228&amp;quality=70&amp;strip=all&amp;ssl=1 2048w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1200%2C720&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1024%2C614&amp;quality=70&amp;strip=all&amp;ssl=1 1024w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1568%2C940&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=2000%2C1199&amp;quality=70&amp;strip=all&amp;ssl=1 2000w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=400%2C240&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?w=2340&amp;quality=70&amp;strip=all&amp;ssl=1 2340w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes-1500x899.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" data-sizes=\"(max-width: 780px) 100vw, 780px\"\/><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"467\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes-1500x899.jpg?resize=780%2C467&amp;quality=70&amp;strip=all&amp;ssl=1\" alt=\"espresso\" class=\"wp-image-1814311\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1500%2C899&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=800%2C480&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=768%2C461&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1536%2C921&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=2048%2C1228&amp;quality=70&amp;strip=all&amp;ssl=1 2048w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1200%2C720&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1024%2C614&amp;quality=70&amp;strip=all&amp;ssl=1 1024w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=1568%2C940&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=2000%2C1199&amp;quality=70&amp;strip=all&amp;ssl=1 2000w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?resize=400%2C240&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes.jpg?w=2340&amp;quality=70&amp;strip=all&amp;ssl=1 2340w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/ESPRESSO_instrument_achieves_first_light_with_all_four_Unit_Telescopes-1500x899.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" sizes=\"auto, (max-width: 780px) 100vw, 780px\"\/><figcaption class=\"wp-element-caption\">ESPRESSO ha sido el instrumento principal para llevar a cabo el descubrimiento. ESO<\/figcaption><\/figure>\n<p>Los datos de ESPRESSO se contrastaron con los de otros instrumentos especializados en la detecci\u00f3n de exoplanetas. Estos fueron el <strong>HARPS<\/strong>, tambi\u00e9n del Observatorio Europeo Austral, el <strong>HARPS-N <\/strong>del Observatorio de Roque de los Muchachos, en Canarias, y el <strong>CARMENES <\/strong>del Observatorio de Calar Alto, en Almer\u00eda. Todos coincidieron en lo mismo.\u00a0<\/p>\n<p>Adem\u00e1s, gracias a estos instrumentos se han encontrado otros tres candidatos a exoplanetas. No obstante, a\u00fan falta que ESPRESSO confirme los datos. Quiz\u00e1s pronto tengamos un sistema de <strong>5 planetas <\/strong>conocidos girando alrededor de Barnard. De momento, con seguridad, solo podemos referirnos a dos.\u00a0<\/p>\n<\/div>\n<p><a href=\"https:\/\/hipertextual.com\/2024\/10\/cientificos-espanoles-exoplaneta-barnard\" class=\" target=\" title=\"Cient\u00edficos espa\u00f1oles descubren un exoplaneta muy especial\" target=\"_blank\" rel=\"noopener\">Ver fuente<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un equipo internacional de cient\u00edficos dirigido desde el Instituto de Astrof\u00edsica de Canarias ha descubierto un exoplaneta m\u00e1s peque\u00f1o que la Tierra girando alrededor del segundo sistema estelar m\u00e1s cercano al nuestro que se ha encontrado hasta ahora. El m\u00e1s cercano formado por una sola estrella. El sistema estelar m\u00e1s cercano a la Tierra de [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":25019,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-25018","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tecnologia"],"_links":{"self":[{"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/posts\/25018","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=25018"}],"version-history":[{"count":0,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/posts\/25018\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/media\/25019"}],"wp:attachment":[{"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=25018"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25018"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25018"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}