{"id":49359,"date":"2025-07-26T21:34:34","date_gmt":"2025-07-26T16:04:34","guid":{"rendered":"https:\/\/www.nextias.com\/ca\/?p=49359"},"modified":"2025-07-26T21:34:48","modified_gmt":"2025-07-26T16:04:48","slug":"3-navigation-satellites-launch-2026","status":"publish","type":"post","link":"https:\/\/www.nextias.com\/ca\/current-affairs\/26-07-2025\/3-navigation-satellites-launch-2026","title":{"rendered":"3 Navigation Satellites to be Launched by 2026"},"content":{"rendered":"\n<p><strong>Syllabus: GS3\/ Science and 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>ISRO will launch three more navigation satellites, <strong>NVS-03, NVS-04, and NVS-05, <\/strong>by 2026 to bolster the Indian Regional Navigation Satellite System (IRNSS).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Navigation with Indian Constellation (NavIC)<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Established by <strong>Indian Space Research Organisation (ISRO), NavIC is <\/strong>India\u2019s <strong>autonomous regional navigation satellite system<\/strong>, designed to fulfill both civilian and military navigational needs.\n<ul class=\"wp-block-list\">\n<li>NavIC was erstwhile known as<strong> Indian Regional Navigation Satellite System (IRNSS).<\/strong><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>It provides precise Position, Velocity, and Timing (PVT) services<\/strong> within India and extends up to <strong>1,500 km<\/strong> beyond the country&#8217;s borders, forming its primary service area.<\/li>\n\n\n\n<li>NavIC is designed with a constellation of <strong>7 satellites<\/strong> and a network of ground stations operating 24 x 7.\u00a0\n<ul class=\"wp-block-list\">\n<li><strong>Three satellites <\/strong>of the constellation are placed in<strong> geostationary orbit<\/strong> and <strong>four satellites<\/strong> are placed in <strong>inclined geosynchronous orbit.<\/strong><\/li>\n\n\n\n<li>The <strong>ground network<\/strong> consists of a control centre, precise timing facility, range and integrity monitoring stations, two-way ranging stations, etc.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>NavIC offers two services:<\/strong> Standard Position Service (SPS) for <strong>civilian users<\/strong> and Restricted Service (RS) for <strong>strategic users.\u00a0<\/strong>\n<ul class=\"wp-block-list\">\n<li>It provides location accuracy better than 20 meters and timing accuracy better than 40 nanoseconds across the core service area.\u00a0<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Currently <strong>only four<\/strong> out of the seven satellites in the current constellation are<strong> fully functional<\/strong>.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img data-dominant-color=\"445c64\" data-has-transparency=\"false\" loading=\"lazy\" decoding=\"async\" width=\"598\" height=\"469\" src=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2025\/07\/3-Navigation-Satellites-to-be-Launched-by-2026.webp\" alt=\"3-Navigation-Satellites-to-be-Launched-by-2026\" class=\"not-transparent wp-image-49362\" style=\"--dominant-color: #445c64; width:382px;height:auto\" srcset=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2025\/07\/3-Navigation-Satellites-to-be-Launched-by-2026.webp 598w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2025\/07\/3-Navigation-Satellites-to-be-Launched-by-2026-300x235.webp 300w\" sizes=\"auto, (max-width: 598px) 100vw, 598px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>NVS Series<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>These are<strong> five second-generation NavIC satellites<\/strong> \u2014 <strong>NVS-01 to NVS-05 <\/strong>and are <strong>planned to enhance the existing constellation.\u00a0<\/strong>\n<ul class=\"wp-block-list\">\n<li>These satellites incorporate <strong>L1 band communication<\/strong>, which <strong>broadens NavIC&#8217;s compatibility and usability for diverse applications.\u00a0<\/strong><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>NVS-01,<\/strong> the first of the second-generation satellites, was launched in <strong>2023.\u00a0<\/strong>\n<ul class=\"wp-block-list\">\n<li>For the first time, an indigenous <strong>atomic clock was flown in NVS-01.<\/strong><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>NVS-02 was launched in January 2025.<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Significance<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The first batch launched in the previous decades has been successful in establishing the <strong>Personal Navigation Device (PND) services <\/strong>in the country.<\/li>\n\n\n\n<li>The NVS series is the second generation of these satellites that are progressively being deployed to<strong> further strengthen the PND ecosystem in the nation.<\/strong><\/li>\n\n\n\n<li><strong>Many applications based on NavIC<\/strong> spanning from strategic uses, tracking of shipping vessels, time synchronization, train tracking and safety of alert life dissemination are accomplished.<\/li>\n<\/ul>\n\n\n\n<p><strong>Source: <\/strong><a href=\"https:\/\/indianexpress.com\/article\/technology\/science\/3-navigation-satellites-to-be-launched-by-2026-10147979\/\" rel=\"nofollow noopener\" target=\"_blank\"><strong>IE<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<h3><strong>Context<\/strong><\/h3>\n<li class=\"ms-5\">ISRO will launch three more navigation satellites, NVS-03, NVS-04, and NVS-05, by 2026 to bolster the Indian Regional Navigation Satellite System (IRNSS).<\/li>\n<p><\/p>\n<h3><strong>Significance<\/strong><\/h3>\n<li class=\"ms-5\">The first batch launched in the previous decades has been successful in establishing the Personal Navigation Device (PND) services in the country.<\/li>\n<li class=\"ms-5\">The NVS series is the second generation of these satellites that are progressively being deployed to further strengthen the PND ecosystem in the nation.<\/li>\n<li class=\"ms-5\">Many applications based on NavIC spanning from strategic uses, tracking of shipping vessels, time synchronization, train tracking and safety of alert life dissemination are accomplished.<\/li>\n<p><a href=\"https:\/\/www.nextias.com\/ca\/current-affairs\/26-07-2025\/3-navigation-satellites-launch-2026\" class=\"btn btn-primary btn-sm float-end\">Read\u00a0More<\/a><\/p>\n","protected":false},"author":15,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-49359","post","type-post","status-publish","format-standard","hentry","category-current-affairs"],"acf":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/49359","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=49359"}],"version-history":[{"count":3,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/49359\/revisions"}],"predecessor-version":[{"id":49378,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/49359\/revisions\/49378"}],"wp:attachment":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/media?parent=49359"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/categories?post=49359"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/tags?post=49359"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}