{"id":241384,"date":"2016-06-07T02:49:00","date_gmt":"2016-06-07T06:49:00","guid":{"rendered":"http:\/\/spaceweekly.com\/?guid=917ecb22c8265208116e41c4c0a2d263"},"modified":"2016-06-07T02:49:00","modified_gmt":"2016-06-07T06:49:00","slug":"lisa-pathfinder-results","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=241384","title":{"rendered":"LISA Pathfinder results"},"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\/2016\/06\/lisa_pathfinder_results\/16008441-3-eng-GB\/Lisa_Pathfinder_Results_small.jpg\" width=\"170\" height=\"96\" align=\"left\" hspace=\"8\" \/><\/p>\n<p style=\"margin: 0cm 0cm 10pt;\">\nLaunched in December 2015, LISA Pathfinder travelled to its operational orbit, 1.5 million km from earth towards the sun, where it started its scientific mission on 1 March.\n<\/p>\n<p style=\"margin: 0cm 0cm 10pt;\">\nAt the core of the spacecraft, two identical gold-platinum cubes, are being held in the most precise free-fall ever produced in space.\n<\/p>\n<p style=\"margin: 0cm 0cm 10pt;\">\nPlacing the test masses in a motion subject only to gravity is the challenging condition needed to build and operate a future space mission to observe gravitational waves. Predicted by Albert Einstein a century ago, gravitational waves are fluctuations in the fabric of space-time, which were recently detected directly for the first time by the Laser Interferometer Gravitational-Wave Observatory.\n<\/p>\n<p style=\"margin: 0cm 0cm 10pt;\">\nOver the first two months of scientific operations, the LISA Pathfinder team has performed a number of experiments on the test masses to prove the feasibility of gravitational wave observation from space.\n<\/p>\n<p style=\"margin: 0cm 0cm 10pt;\">\nThese results are explained in this video with interviews of Paul McNamara, LISA Pathfinder Project scientist, ESA and two LISA Pathfinder Principal investigators: Rita DOLES, University of Trento and Martin Hewitson, University of Hannover.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Launched in December 2015, LISA Pathfinder travelled to its operational orbit, 1.5 million km from earth towards the sun, where it started its scientific mission on 1 March.<\/p>\n<p>At the core of the spacecraft, two identical gold-platinum cubes,&#8230;<\/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-241384","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\/241384","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=241384"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/241384\/revisions"}],"predecessor-version":[{"id":241385,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/241384\/revisions\/241385"}],"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=241384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=241384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=241384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}