{"id":18734,"date":"2025-04-18T10:53:40","date_gmt":"2025-04-18T05:23:40","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=18734"},"modified":"2025-05-28T12:16:21","modified_gmt":"2025-05-28T06:46:21","slug":"james-webb-space-telescope","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/james-webb-space-telescope\/","title":{"rendered":"James Webb Space Telescope (JWST)"},"content":{"rendered":"<h2>James Webb Space Telescope (JWST) Latest News<\/h2>\n<p>Recently, scientists have found tentative but strong evidence of possible extraterrestrial life on a distant exoplanet named K2-18b, located 124 light years away from Earth in the Leo constellation.<\/p>\n<h2>About James Webb Space Telescope (JWST)<\/h2>\n<ul>\n<li>The <strong>James Webb Space Telescope (JWST)<\/strong>, launched in <strong>December 2021<\/strong>, is the <strong>largest and most powerful space observatory<\/strong> built through a collaboration between <strong>NASA<\/strong>, <strong>European Space Agency (ESA)<\/strong>, and <strong>Canadian Space Agency (CSA)<\/strong>.<\/li>\n<li>JWST orbits the <strong>L2 Lagrange Point<\/strong>, about <strong>1.5 million km<\/strong> beyond Earth, enabling a stable position for deep-space observation.<\/li>\n<li>The telescope operates primarily in the <strong>infrared spectrum<\/strong> and is equipped with components such as:\n<ul>\n<li><strong>Optical Telescope Element (OTE)<\/strong> \u2013 collects light from distant objects.<\/li>\n<li><strong>Integrated Science Instrument Module (ISIM)<\/strong> \u2013 houses all cameras and instruments.<\/li>\n<li><strong>Sunshield<\/strong> \u2013 protects sensitive instruments from solar radiation.<\/li>\n<li><strong>Spacecraft Bus<\/strong> \u2013 provides necessary operational support.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>Scientific Findings on K2-18b<\/h2>\n<ul>\n<li>The <strong>Cambridge University research team<\/strong> studied the planet\u2019s atmosphere and detected <strong>chemical signatures<\/strong> of gases like <strong>dimethyl sulphide (DMS)<\/strong> and <strong>dimethyl disulphide (DMDS)<\/strong>.<\/li>\n<li>On <strong>Earth<\/strong>, these gases are known to be produced <strong>only by marine phytoplankton and certain bacteria<\/strong>, raising the possibility of <strong>biological activity<\/strong> on K2-18b.<\/li>\n<li>The amount of DMS detected is <strong>thousands of times greater<\/strong> than Earth&#8217;s levels, suggesting, if biological, that the planet might be <strong>teeming with life<\/strong>.<\/li>\n<\/ul>\n<p><strong>Source:<\/strong> <a href=\"https:\/\/www.bbc.com\/news\/articles\/c39jj9vkr34o\" target=\"_blank\" rel=\"nofollow noopener\">BBC<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Discover the James Webb Space Telescope, launched in 2021 by NASA, ESA &#038; CSA\u2014our most powerful space observatory exploring the universe&#8217;s deepest secrets.<\/p>\n","protected":false},"author":5,"featured_media":35750,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[177,21,23],"class_list":{"0":"post-18734","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"tag-james-webb-space-telescop","9":"tag-prelims-pointers","10":"tag-upsc-prelims-current-affairs","11":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/18734","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=18734"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/18734\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/35750"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=18734"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=18734"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=18734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}