{"id":155664,"date":"2023-01-17T18:22:18","date_gmt":"2023-01-18T00:22:18","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2023\/01\/webb-telescopes-just-found-its-first-exoplanet-but-theres-a-hellish-catch"},"modified":"2023-01-17T18:22:18","modified_gmt":"2023-01-18T00:22:18","slug":"webb-telescopes-just-found-its-first-exoplanet-but-theres-a-hellish-catch","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2023\/01\/webb-telescopes-just-found-its-first-exoplanet-but-theres-a-hellish-catch","title":{"rendered":"Webb Telescope\u2019s just found its first exoplanet \u2014 but there\u2019s a hellish catch"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/webb-telescopes-just-found-its-first-exoplanet-but-theres-a-hellish-catch2.jpg\"><\/a><\/p>\n<p>Exoplanet LH 475b has a radius about 99 percent the size of Earth\u2019s, but that rocky radius is surrounded by either a choking atmosphere of carbon dioxide \u2014 or the vacuum of space, according to recent observations with the <a href=\"https:\/\/www.inverse.com\/james-webb-space-telescope\">James Webb Space Telescope<\/a> (JWST). But it\u2019s definitely a planet, and that\u2019s something astronomers couldn\u2019t say for sure until now.<\/p>\n<p>Astronomer <a href=\"http:\/\/astro.jakely.net\/\" target=\"_blank\" rel=\"noreferrer\">Jacob Lustig-Yeager<\/a>, of the Johns Hopkins University Applied Physics Laboratory, presented their work at the 241<sup>st<\/sup> meeting of the American Astronomical Society.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Exoplanet LH 475b has a radius about 99 percent the size of Earth\u2019s, but that rocky radius is surrounded by either a choking atmosphere of carbon dioxide \u2014 or the vacuum of space, according to recent observations with the James Webb Space Telescope (JWST). But it\u2019s definitely a planet, and that\u2019s something astronomers couldn\u2019t say [\u2026]<\/p>\n","protected":false},"author":631,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-155664","post","type-post","status-publish","format-standard","hentry","category-space"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/155664","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\/631"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=155664"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/155664\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=155664"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=155664"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=155664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}