{"id":224941,"date":"2025-11-12T01:25:20","date_gmt":"2025-11-12T07:25:20","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/11\/k2-18-b-revisited-methane-persists-biosignatures-do-not"},"modified":"2025-11-12T01:25:20","modified_gmt":"2025-11-12T07:25:20","slug":"k2-18-b-revisited-methane-persists-biosignatures-do-not","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/11\/k2-18-b-revisited-methane-persists-biosignatures-do-not","title":{"rendered":"K2-18 b Revisited: Methane Persists, Biosignatures Do Not"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/k2-18-b-revisited-methane-persists-biosignatures-do-not.jpg\"><\/a><\/p>\n<p>What can sub-Neptune exoplanets teach astronomers about finding life beyond Earth? This is what a recent study published in The Astronomical Journal hopes | Space<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What can sub-Neptune exoplanets teach astronomers about finding life beyond Earth? This is what a recent study published in The Astronomical Journal hopes | Space<\/p>\n","protected":false},"author":706,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-224941","post","type-post","status-publish","format-standard","hentry","category-space"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/224941","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/706"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=224941"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/224941\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=224941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=224941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=224941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}