{"id":52593,"date":"2025-08-29T18:38:47","date_gmt":"2025-08-29T13:08:47","guid":{"rendered":"https:\/\/www.nextias.com\/ca\/?p=52593"},"modified":"2025-09-02T18:45:34","modified_gmt":"2025-09-02T13:15:34","slug":"samudrayaan-deep-sea-exploration","status":"publish","type":"post","link":"https:\/\/www.nextias.com\/ca\/current-affairs\/29-08-2025\/samudrayaan-deep-sea-exploration","title":{"rendered":"Deep Sea Exploration Under the Samudrayaan Project"},"content":{"rendered":"\n<p><strong>Syllabus: <\/strong><strong>GS3\/Science &amp; Technology<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Context<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Recently, two Indian \u2018aquanauts\u2019 travelled deep into the Atlantic Ocean as part of preparations for the upcoming <strong>Samudrayaan Project<\/strong>, under which India aims to send three humans to depths of 6,000 metres by 2027.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>About the Samudrayaan Project<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>It is a flagship initiative under <a href=\"https:\/\/www.nextias.com\/ca\/current-affairs\/19-08-2025\/india-deep-ocean-mission\"><strong>India\u2019s Deep Ocean Mission<\/strong><\/a>, approved by the Cabinet in 2021 with a budget of \u20b94,077 crore over five years. Key objectives include:\n<ul class=\"wp-block-list\">\n<li>Harness India\u2019s <strong>11,098 km-long coastline<\/strong> through a blue economy strategy.<\/li>\n\n\n\n<li>Explore untapped deep-sea <strong>minerals, fuels, and biodiversity resources<\/strong>.<\/li>\n\n\n\n<li>Protect and secure undersea <strong>telecommunication cables<\/strong>, vital for global connectivity.<\/li>\n\n\n\n<li>Place India among an elite group of nations \u2014 including the US, Russia, China, Japan, and France \u2014 with <strong>deep-sea human exploration capability<\/strong>.<\/li>\n\n\n\n<li>It operates as part of the <strong>Deep Ocean Mission<\/strong> under the <strong>National Institute of Ocean Technology (NIOT)<\/strong>.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>India is set to join an elite group of nations capable of manned deep-sea exploration, alongside the United States, Russia, China, Japan, and France with the launch of the Samudrayaan Project.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Matsya-6000: India\u2019s Deep-Sea Submersible<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>India\u2019s aquanauts aim to travel in the <strong>Matsya-6000<\/strong>, a <strong>made-in-India titanium submersible<\/strong>, and designed like a <strong>large fish, <\/strong>developed by the National Institute of Ocean Technology (NIOT).<\/li>\n\n\n\n<li><strong>Capacity: 3 humans for 12 hours<\/strong>, emergency endurance up to <strong>96 hours<\/strong>.<\/li>\n\n\n\n<li><strong>Initial Tests: <\/strong>Steel sphere dives up to <strong>500 metres<\/strong> (wet test off Chennai, February).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Key Challenges<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vessel Development: <\/strong>Precise thickness of <strong>titanium alloy sphere<\/strong> is required, and even <strong>0.2 mm deviation<\/strong> in thickness risks collapse.\n<ul class=\"wp-block-list\">\n<li>Fabrication involves <strong>electron beam welding<\/strong>, with ISRO assisting in the process.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Life Support Systems: Oxygen regulation<\/strong> and <strong>carbon dioxide scrubbing<\/strong> are critical.\n<ul class=\"wp-block-list\">\n<li>Equipped with <strong>re-breather oxygen systems<\/strong> for emergencies, recycling exhaled air.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Aquanaut Health: <\/strong>High physical fitness is essential, and limited food and water intake.<\/li>\n\n\n\n<li><strong>Communication: Radio waves fail<\/strong> underwater, requiring <strong>acoustic telephones<\/strong>.\n<ul class=\"wp-block-list\">\n<li>India developed its own system, though initial tests struggled with <strong>temperature and salinity effects<\/strong>. Later trials in the open ocean confirmed functionality.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Looking Ahead<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The Samudrayaan Project represents a leap forward for India\u2019s <strong>blue economy ambitions<\/strong> and <strong>scientific innovation<\/strong>.&nbsp;<\/li>\n\n\n\n<li>India could soon stand alongside global leaders in deep-sea human exploration, unlocking vast resources while strengthening strategic and technological self-reliance with the successful deployment of Matsya-6000.<\/li>\n<\/ul>\n\n\n\n<p><a href=\"https:\/\/indianexpress.com\/article\/explained\/explained-sci-tech\/india-aquanauts-deep-sea-exploration-samudrayaan-mission-10214405\/\" rel=\"nofollow noopener\" target=\"_blank\">Source: IE<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<h3><strong>Context<\/strong><\/h3>\n<li class=\"ms-5\">Recently, two Indian \u2018aquanauts\u2019 travelled deep into the Atlantic Ocean as part of preparations for the upcoming Samudrayaan Project, under which India aims to send three humans to depths of 6,000 metres by 2027.<\/li>\n<p><\/p>\n<h3><strong>Matsya-6000: India\u2019s Deep-Sea Submersible<\/strong><\/h3>\n<li class=\"ms-5\">India\u2019s aquanauts aim to travel in the Matsya-6000, a made-in-India titanium submersible, and designed like a large fish, developed by the National Institute of Ocean Technology (NIOT).<\/li>\n<li class=\"ms-5\">Capacity: 3 humans for 12 hours, emergency endurance up to 96 hours.<\/li>\n<li class=\"ms-5\">Initial Tests: Steel sphere dives up to 500 metres (wet test off Chennai, February).<\/li>\n<p><a href=\"https:\/\/www.nextias.com\/ca\/current-affairs\/29-08-2025\/samudrayaan-deep-sea-exploration\" class=\"btn btn-primary btn-sm float-end\">Read\u00a0More<\/a><\/p>\n","protected":false},"author":15,"featured_media":52616,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-52593","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-current-affairs"],"acf":[],"jetpack_featured_media_url":"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2025\/08\/samudrayaan-deep-sea-exploration.png","_links":{"self":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/52593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/comments?post=52593"}],"version-history":[{"count":4,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/52593\/revisions"}],"predecessor-version":[{"id":52865,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/52593\/revisions\/52865"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/media\/52616"}],"wp:attachment":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/media?parent=52593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/categories?post=52593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/tags?post=52593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}