{"id":646531,"date":"2020-02-15T05:44:53","date_gmt":"2020-02-15T09:44:53","guid":{"rendered":"http:\/\/spaceweekly.com\/?p=646531"},"modified":"2020-02-15T05:44:53","modified_gmt":"2020-02-15T09:44:53","slug":"earths-cousins-upcoming-missions-to-look-for-biosignatures-in-exoplanet-atmospheres","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=646531","title":{"rendered":"Earth&#039;s cousins: Upcoming missions to look for &#039;biosignatures&#039; in exoplanet atmospheres"},"content":{"rendered":"<p>Scientists have discovered thousands of exoplanets, including dozens of terrestrial\u2014or rocky\u2014worlds in the habitable zones around their parent stars. A promising approach to search for signs of life on these worlds is to probe exoplanet atmospheres for &#8220;biosignatures&#8221;\u2014quirks in chemical composition that are telltale signs of life. For example, thanks to photosynthesis, our atmosphere is nearly 21% oxygen, a much higher level than expected given Earth&#8217;s composition, orbit and parent star.&#013;<br \/>\n&#013;<br \/>\n&#013;<br \/>\n Click here for original story, <a href=\"https:\/\/phys.org\/news\/2020-02-earth-cousins-upcoming-missions-biosignatures.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Earth&#8217;s cousins: Upcoming missions to look for &#8216;biosignatures&#8217; in exoplanet atmospheres<\/a>&#013;<br \/>\n&#013;<br \/>\n&#013;<br \/>\nSource: Phys.org&#013;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Scientists have discovered thousands of exoplanets, including dozens of terrestrial\u2014or rocky\u2014worlds in the habitable zones around their parent stars. A promising approach to search for signs of life on these&hellip; <\/p>\n","protected":false},"author":1,"featured_media":615444,"comment_status":"false","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41],"tags":[],"class_list":["post-646531","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-phys-org"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/646531","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=646531"}],"version-history":[{"count":0,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/646531\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=646531"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=646531"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=646531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}