{"id":24975,"date":"2024-07-12T12:51:45","date_gmt":"2024-07-12T07:21:45","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=24975"},"modified":"2025-04-07T14:34:19","modified_gmt":"2025-04-07T09:04:19","slug":"thirty-meter-telescope","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/thirty-meter-telescope\/","title":{"rendered":"Thirty Meter Telescope"},"content":{"rendered":"<h2>About Thirty Meter Telescope:\u00a0<\/h2>\n<ul>\n<li>It is a revolutionary class of extremely large telescopes that will enable us to explore deeper into space and <strong>observe cosmic objects.<\/strong><\/li>\n<li>It is an ambitious international project involving <strong>India, the United States, Canada, China<\/strong>, <strong>and Japan<\/strong> that aims to significantly advance our understanding of the universe.<\/li>\n<li>It is a next-generation astronomical observatory designed to provide unprecedented resolution and sensitivity with its massive 30-meter primary mirror, <strong>advanced adaptive optics system<\/strong>, and state-of-the-art instruments.<\/li>\n<li><strong>Primary goals:<\/strong>\n<ul>\n<li><strong>Study the early universe<\/strong> and the formation and evolution of the first galaxies and stars after the Big Bang.<\/li>\n<li>Investigate the <strong>formation, structure<\/strong>, and evolution of galaxies across cosmic time.<\/li>\n<li>Study the relationship between <strong>supermassive black holes<\/strong> and their host galaxies.<\/li>\n<li>Investigate the formation of stars and planetary systems.<\/li>\n<li>Characterize exoplanets and study their atmospheres.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>Key Features of the TMT<\/h2>\n<ul>\n<li><strong>Mirror System<\/strong>\n<ul>\n<li>Primary Mirror: 30 meters in diameter, composed of 492 hexagonal segments.<\/li>\n<li>Secondary Mirror: Composed of 118 smaller hexagonal segments.<\/li>\n<li>Tertiary Mirror: 3.5 meters by 2.5 meters, positioned centrally within the primary mirror.<\/li>\n<\/ul>\n<\/li>\n<li>The TMT will feature instruments like the <strong>Infrared Imaging Spectrometer<\/strong> (IRIS) and the <strong>Wide-Field Optical Spectrograph<\/strong> (WFOS) for various observations.<\/li>\n<\/ul>\n<h2>What is an Adaptive Optics System?<\/h2>\n<ul>\n<li>The TMT\u2019s AOS, known as the <strong>Narrow Field Infrared Adaptive Optics System<\/strong> (NFIRAOS), uses deformable mirrors and laser guide stars to correct atmospheric turbulence, enhancing image resolution.<\/li>\n<li>Indian scientists have developed a tool to generate a comprehensive all-sky catalogue of NIR stars for this system.<\/li>\n<\/ul>\n<hr \/>\n<h3>Q1: What is a galaxy?<\/h3>\n<p>It is a huge collection of gas, dust, and of stars and their solar systems. A galaxy is held together by gravity. Our galaxy, the Milky Way, also has a in the middle.<\/p>\n<p><strong>Source: <\/strong><a href=\"https:\/\/indianexpress.com\/article\/technology\/science\/thirty-meter-telescope-significant-for-india-9447787\/\" target=\"_blank\" rel=\"nofollow noopener\">What is Thirty Meter Telescope and why is it significant for India?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Thirty Meter Telescope is a revolutionary class of extremely large telescopes that will enable us to explore deeper into space and observe cosmic objects.<\/p>\n","protected":false},"author":5,"featured_media":24976,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-24975","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/24975","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=24975"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/24975\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/24976"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=24975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=24975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=24975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}