{"id":25507,"date":"2026-03-21T05:22:32","date_gmt":"2026-03-21T04:22:32","guid":{"rendered":"http:\/\/www.emiliosilveravazquez.com\/blog\/?p=25507"},"modified":"2026-03-21T05:22:43","modified_gmt":"2026-03-21T04:22:43","slug":"el-polvo-de-estrellas-mas-antiguo-del-universo","status":"publish","type":"post","link":"https:\/\/www.emiliosilveravazquez.com\/blog\/2026\/03\/21\/el-polvo-de-estrellas-mas-antiguo-del-universo\/","title":{"rendered":"El polvo de estrellas m\u00e1s antiguo del Universo"},"content":{"rendered":"<div id=\"paragraphs\">\n<div id=\"paragraph_1\" style=\"text-align: justify;\">\n<div>\n<figure>\n<div id=\"standard_1\"><img decoding=\"async\" src=\"https:\/\/www.almaobservatory.org\/wp-content\/uploads\/2017\/03\/170308-header-wp.jpg\" alt=\"Objeto m\u00e1s distante observado por ALMA arroja luz sobre primeras estrellas | Observatorio ALMA\" \/><\/div>\n<\/figure>\n<\/div>\n<div>\n<div>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Se trata del objeto m\u00e1s distante y m\u00e1s joven descubierto por el Observatorio Europeo Austral.<\/div>\n<\/div>\n<div>\n<p>Un equipo internacional de astr\u00f3nomos, liderado por Nicolas Laporte, de la\u00a0<em>University College<\/em>\u00a0de Londres (Reino Unido), ha utilizado el telescopio<em>\u00a0Atacama Large Millimeter\/submillimeter Array<\/em>\u00a0(ALMA) para observar\u00a0el objeto A2744_YD4: la galaxia m\u00e1s peque\u00f1a y remota jam\u00e1s vista por ALMA.\u00a0Lo curioso es que esta joven galaxia\u00a0contiene una abundancia de polvo de estrellas antiguo\u00a0formado por las muertes de una generaci\u00f3n anterior de\u00a0<a href=\"https:\/\/www.muyinteresante.es\/ciencia\/articulo\/descubren-un-puente-de-estrellas-entre-las-nubes-de-magallanes-751486718421\">estrellas<\/a>; esto es, por la muerte de las primeras supernovas del universo, lo que significa que\u00a0podremos avanzar un poco m\u00e1s en el conocimiento sobre c\u00f3mo se formaron las primeras estrellas y galaxias del universo.<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/b\/b4\/ALMA_and_a_Starry_Night.jpg\/1200px-ALMA_and_a_Starry_Night.jpg\" alt=\"Atacama Large Millimeter Array - Wikipedia, la enciclopedia libre\" width=\"816\" height=\"306\" \/><\/p>\n<p>Este vetusto polvo estelar encontrado en la galaxia A2744_YD4 procede as\u00ed de cuando el universo\u00a0solo ten\u00eda el 4% de su edad actual, apenas 600 millones de a\u00f1os de edad,\u00a0justo en la etapa de formaci\u00f3n de las primeras estrellas y las primeras\u00a0<a href=\"https:\/\/www.muyinteresante.es\/ciencia\/articulo\/el-universo-contiene-2-billones-de-galaxias-841484641405\">galaxias<\/a>.<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<div id=\"SMIntext-effective-1598863518351\" style=\"text-align: justify;\"><img decoding=\"async\" loading=\"lazy\" class=\"\" src=\"https:\/\/quo.eldiario.es\/wp-content\/uploads\/2025\/02\/file-20250124-15-5mfvev.jpeg\" alt=\"Descubierta una galaxia gigante 32 veces m\u00e1s grande que la V\u00eda L\u00e1ctea, la han bautizado &quot;Problema&quot; - Quo\" width=\"712\" height=\"724\" \/><\/div>\n<blockquote>\n<div style=\"text-align: justify;\"><em>Imagen: Los chorros de <a href=\"#\" onclick=\"referencia('plasma',event); return false;\">plasma<\/a> brillantes de Inkathazo se muestran en rojo y amarillo. La luz de las estrellas de otras galaxias circundantes se puede ver al fondo.<\/em><\/div>\n<\/blockquote>\n<\/div>\n<div><\/div>\n<div><strong>Descubierta una galaxia gigante 32 veces m\u00e1s grande que la V\u00eda L\u00e1ctea, la han bautizado \u00abProblema\u00bb<\/strong><\/div>\n<div id=\"paragraphs\">\n<div id=\"paragraph_2\">\n<div>\n<p style=\"text-align: justify;\">\u201cLa detecci\u00f3n de tanto\u00a0<a href=\"https:\/\/www.muyinteresante.es\/cultura\/arte-cultura\/articulo\/ique-es-el-polvo-estelar\">polvo estelar<\/a>\u00a0indica que esta galaxia estuvo poblada por las primeras supernovas\u201d, explica Laporte.<\/p>\n<p style=\"text-align: justify;\">El telescopio, situado en Chile y controlado por el Observatorio Europeo Austral (ESO) ha sido empleado junto con otros instrumentos de la ESO como el X-Shooter, del Very Large Telescope (VLT), un conjunto de telescopios situados en Cerro Paranal (Chile) y que conforman\u00a0el observatorio astron\u00f3mico m\u00e1s avanzado del mundo.<\/p>\n<p style=\"text-align: justify;\"><strong>Noticias<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class='bookmark'>\r\n\t\t<table align='left' border='0' cellpadding='0' width='100%'>\r\n\t\t<tr><td><span class='pushbutton'><a href='http:\/\/delicious.com\/post?url=https%3A%2F%2Fwww.emiliosilveravazquez.com%2Fblog%2F2026%2F03%2F21%2Fel-polvo-de-estrellas-mas-antiguo-del-universo%2F&amp;title=El+polvo+de+estrellas+m%C3%A1s+antiguo+del+Universo' title='Delicious' target='_blank' rel='nofollow'><img src='https:\/\/www.emiliosilveravazquez.com\/blog\/wp-content\/plugins\/knxdt-bookmarks-wordpress-plugin\/images\/delicious.png'  alt='' class='book_img' border='none' style='margin:1px; 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Un equipo internacional de astr\u00f3nomos, liderado por Nicolas Laporte, de la\u00a0University College\u00a0de Londres (Reino Unido), ha utilizado el telescopio\u00a0Atacama Large Millimeter\/submillimeter Array\u00a0(ALMA) para observar\u00a0el objeto A2744_YD4: la galaxia m\u00e1s peque\u00f1a y remota [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_s2mail":"yes","footnotes":""},"categories":[197,1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/posts\/25507"}],"collection":[{"href":"https:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/comments?post=25507"}],"version-history":[{"count":0,"href":"https:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/posts\/25507\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/media?parent=25507"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/categories?post=25507"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/tags?post=25507"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}