{"id":238356,"date":"2015-12-06T19:00:00","date_gmt":"2015-12-06T23:00:00","guid":{"rendered":"http:\/\/spaceweekly.com\/?guid=a6e60c324b0d288facaabbfef5921a5d"},"modified":"2015-12-06T19:00:00","modified_gmt":"2015-12-06T23:00:00","slug":"explaining-gravitational-waves","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=238356","title":{"rendered":"Explaining gravitational waves"},"content":{"rendered":"<p>\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/videos\/2015\/12\/explaining_gravitational_waves\/15719897-1-eng-GB\/Explaining_gravitational_waves_small.png\" width=\"170\" height=\"96\" align=\"left\" hspace=\"8\" \/><\/p>\n<p>Paul McNamara, ESA LISA Pathfinder Project Scientist, explains gravitational waves. <br \/>\nESA\u2019s LISA Pathfinder lifted off 3 December on a Vega rocket from Europe\u2019s spaceport in Kourou, French Guiana, on its way to demonstrate technology for observing gravitational waves from space.<br \/>\nGravitational waves are ripples in the fabric of spacetime, predicted a century ago by Albert Einstein\u2019s General Theory of Relativity, published on 2 December 1915.<br \/>LISA Pathfinder will test the extraordinary technology needed to observe gravitational waves from space. At its core is a pair of identical 46 mm gold\u2013platinum cubes separated by 38 cm, which will be isolated from all external and internal forces acting on them except one: gravity.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/videos\/2015\/12\/explaining_gravitational_waves\/15719897-1-eng-GB\/Explaining_gravitational_waves_small.png\" width=\"170\" height=\"96\" align=\"left\" hspace=\"8\"><\/p>\n<p>Paul McNamara, ESA LISA Pathfinder Project Scientist, explains gravitational waves. <br \/>\nESA&rsquo;s LISA Pathfinder lifted off 3 December on a Vega rocket from Europe&rsquo;s spaceport in Kourou, French Guiana, on its way to demonstrate technology for observing gravitational waves from space.<br \/>\nGravitational waves are ripples in the fabric of spacetime, predicted a century ago by Albert Einstein&rsquo;s General Theory of Relativity, published on 2 December 1915.<br \/>LISA Pathfinder will test the extraordinary technology needed to observe gravitational waves from space. At its core is a pair of identical 46 mm gold&ndash;platinum cubes separated by 38 cm, which will be isolated from all external and internal forces acting on them except one: gravity.<\/p>\n","protected":false},"author":5,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-238356","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-multimedia"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/238356","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\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=238356"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/238356\/revisions"}],"predecessor-version":[{"id":238357,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/238356\/revisions\/238357"}],"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=238356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=238356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=238356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}