{"id":602438,"date":"2019-04-05T08:39:08","date_gmt":"2019-04-05T12:39:08","guid":{"rendered":"http:\/\/spaceweekly.com\/?guid=19c2acac507fe643bf407d17ff505500"},"modified":"2019-04-05T08:39:08","modified_gmt":"2019-04-05T12:39:08","slug":"researcher-uses-lightning-storms-to-measure-the-density-of-earths-upper-atmosphere","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=602438","title":{"rendered":"Researcher uses lightning storms to measure the density of Earth&#8217;s upper atmosphere"},"content":{"rendered":"<p>No one has a firm grasp on the dimensions and activity of the lowest part of our upper atmosphere, known as the ionospheric D region, because it&#8217;s literally a moving target. Located 40 to 60 miles above the Earth&#8217;s surface, the region moves up and down, depending on the time of day. And it&#8217;s nearly impossible to monitor: it&#8217;s too high for airplanes and research balloons, too low for satellites, and not dense enough for direct radio sounding.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>No one has a firm grasp on the dimensions and activity of the lowest part of our upper atmosphere, known as the ionospheric D region, because it&#8217;s literally a moving target. Located 40 to 60 miles above the Earth&#8217;s surface, the region moves up and down&#8230;<\/p>\n","protected":false},"author":0,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-602438","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/602438","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"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=602438"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/602438\/revisions"}],"predecessor-version":[{"id":602439,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/602438\/revisions\/602439"}],"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=602438"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=602438"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=602438"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}