{"id":345291,"date":"2025-08-28T18:02:53","date_gmt":"2025-08-28T12:32:53","guid":{"rendered":"https:\/\/forumias.com\/blog\/?p=345291"},"modified":"2025-08-28T18:04:18","modified_gmt":"2025-08-28T12:34:18","slug":"quadruple-star-system-and-brown-dwarfs","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/quadruple-star-system-and-brown-dwarfs\/","title":{"rendered":"Quadruple Star System and Brown Dwarfs"},"content":{"rendered":"<p><strong>News:<\/strong> Recently, Scientists have discovered a <strong>rare quadruple star system<\/strong> in the Milky Way galaxy.<\/p>\n<h2>About the Quadruple Star System<\/h2>\n<figure id=\"attachment_345319\" aria-describedby=\"caption-attachment-345319\" style=\"width: 421px\" class=\"wp-caption aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\" wp-image-345319\" src=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/08\/Source-IE-2.jpg?resize=421%2C236&#038;ssl=1\" alt=\"\" width=\"421\" height=\"236\" srcset=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/08\/Source-IE-2.jpg?resize=300%2C168&amp;ssl=1 300w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/08\/Source-IE-2.jpg?resize=768%2C429&amp;ssl=1 768w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/08\/Source-IE-2.jpg?w=957&amp;ssl=1 957w\" sizes=\"auto, (max-width: 421px) 100vw, 421px\" \/><figcaption id=\"caption-attachment-345319\" class=\"wp-caption-text\">Source &#8211; IE<\/figcaption><\/figure>\n<ul>\n<li>A<strong>\u00a0star system<\/strong> in the Milky Way galaxy named as <strong>UPM J1040\u22123551 AabBab, <\/strong>is also called as a<strong> rare quadruple star system <\/strong>by the scientists.\n<ul>\n<li>It consists of <strong>two cold brown dwarfs<\/strong> orbiting <strong>two young red dwarf stars<\/strong>.<\/li>\n<li>This specific configuration has <strong>never been seen before<\/strong> in astronomy.<\/li>\n<li>The discovery was made by an international team of scientists led by <strong>Professor Zenghua Zhang of Nanjing University<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>The system is important because<\/strong>:\n<ul>\n<li>It helps scientists learn more about how <strong>different types of stars and sub-stellar objects form together<\/strong>.<\/li>\n<li><strong>Multiple-star systems are common for massive stars<\/strong>, but much less common for <strong>smaller stars and brown dwarfs<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>About Brown Dwarfs<\/h2>\n<ul>\n<li>These are celestial objects that are often called <strong>\u201cfailed stars\u201d<\/strong>.<\/li>\n<li><strong>Features<\/strong>\n<ul>\n<li><strong>Formation:<\/strong> They form in the same way as stars, from <strong>collapsing clouds of gas and dust<\/strong>.<\/li>\n<li><strong>Not true stars:<\/strong> They <strong>do not have enough mass<\/strong> to <strong>sustain hydrogen fusion<\/strong>, which is the process that makes stars shine.\n<ul>\n<li>Because of this, they are <strong>not true stars<\/strong> and instead are <strong>cooler and fainter<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<li>They share some features with <strong>planets like Jupiter and Saturn<\/strong>, especially in their atmospheres.<\/li>\n<li>Brown dwarfs can be as massive as <strong>70 times the mass of Jupiter<\/strong>.<\/li>\n<li>Brown dwarfs are <strong>cold and faint<\/strong>, so they emit <strong>very little visible light<\/strong>.<\/li>\n<li><strong>Hard to detect:<\/strong> Astronomers usually detect them when they are part of a system with <strong>brighter stars<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Importance<\/strong>\n<ul>\n<li>Studying the brighter companion stars helps<strong> scientists estimate the age, temperature, and composition<\/strong> of the faint brown dwarfs.<\/li>\n<li>The discovery of brown dwarfs in a <strong>quadruple system<\/strong> is especially useful, because all four objects likely formed from the <strong>same material at the same time<\/strong>, giving more reliable data.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Why Do Scientists Study Brown Dwarfs?<\/strong><\/p>\n<ul>\n<li>Studying brown dwarfs helps scientists understand the <strong>conditions needed to form stars and planets<\/strong>.<\/li>\n<li>They also help in estimating the <strong>distribution of mass in the universe<\/strong>.<\/li>\n<li>Since much of the universe\u2019s mass is invisible and exists as <strong>dark matter<\/strong>, brown dwarfs provide important clues to fill the gap in our understanding.<\/li>\n<li>Discovering systems like UPM J1040\u22123551 helps scientists see how <strong>rare low-mass objects<\/strong> (like brown dwarfs) can exist in stable multiple-star systems.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>News: Recently, Scientists have discovered a rare quadruple star system in the Milky Way galaxy. About the Quadruple Star System A\u00a0star system in the Milky Way galaxy named as UPM J1040\u22123551 AabBab, is also called as a rare quadruple star system by the scientists. It consists of two cold brown dwarfs orbiting two young red&hellip; <a class=\"more-link\" href=\"https:\/\/forumias.com\/blog\/quadruple-star-system-and-brown-dwarfs\/\">Continue reading <span class=\"screen-reader-text\">Quadruple Star System and Brown Dwarfs<\/span><\/a><\/p>\n","protected":false},"author":10366,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[1566,1738,12039],"tags":[11872,10500],"class_list":["post-345291","post","type-post","status-publish","format-standard","hentry","category-daily-factly-articles","category-science-and-technology-daily-factly-articles","category-knolls","tag-9pm-daily-factly","tag-indian-express","entry"],"jetpack_featured_media_url":"","views":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/345291","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/users\/10366"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/comments?post=345291"}],"version-history":[{"count":0,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/345291\/revisions"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media?parent=345291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/categories?post=345291"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/tags?post=345291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}