{"id":10772,"date":"2015-06-14T13:04:36","date_gmt":"2015-06-14T17:04:36","guid":{"rendered":"http:\/\/hobbyspace.com\/Blog\/?p=10772"},"modified":"2015-06-14T13:04:36","modified_gmt":"2015-06-14T17:04:36","slug":"the-philae-lander-on-comet-67pc-g-breaks-long-silence","status":"publish","type":"post","link":"https:\/\/hobbyspace.com\/Blog\/?p=10772","title":{"rendered":"The Philae lander on Comet 67P\/C-G breaks long silence"},"content":{"rendered":"<p>An announcement from the European Space Agency (ESA):<\/p>\n<p style=\"text-align: center;\"><strong><a href=\"http:\/\/www.esa.int\/Our_Activities\/Space_Science\/Rosetta\/Rosetta_s_lander_Philae_wakes_up_from_hibernation\" target=\"_d\">Rosetta&#8217;s lander Philae wakes up from hibernation<\/a><\/strong><\/p>\n<p><span class=\"art_date\"><strong>14 June 2015<\/strong>\u00a0<\/span>Rosetta&#8217;s lander Philae has woken up after seven months in hibernation on the surface of Comet 67P\/Churyumov-Gerasimenko.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10773\" data-permalink=\"https:\/\/hobbyspace.com\/Blog\/?attachment_id=10773\" data-orig-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/06\/Philae_touchdown_large1.jpg\" data-orig-size=\"625,352\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1392200579&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"Philae_touchdown_large[1]\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/06\/Philae_touchdown_large1.jpg\" class=\"aligncenter wp-image-10773\" src=\"http:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/06\/Philae_touchdown_large1.jpg\" alt=\"Philae_touchdown_large[1]\" width=\"500\" height=\"282\" srcset=\"https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/06\/Philae_touchdown_large1.jpg 625w, https:\/\/hobbyspace.com\/Blog\/wp-content\/uploads\/2015\/06\/Philae_touchdown_large1-300x169.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><em>From animation\u00a0of the Philae lander.<\/em><\/p>\n<p>The signals were received at ESA&#8217;s European Space Operations Centre in Darmstadt at 22:28 CEST on 13 June. More than 300 data packets have been analysed by the teams at the Lander Control Center at the German Aerospace Center (DLR).<\/p>\n<p>&#8220;Philae is doing very well: It has an operating temperature of -35\u00baC and has 24 Watts available,&#8221; explains DLR Philae Project Manager Dr. Stephan Ulamec. &#8220;The lander is ready for operations.&#8221;<\/p>\n<p>For 85 seconds Philae &#8220;spoke&#8221; with its team on ground, via Rosetta, in the first contact since going into hibernation in November.<\/p>\n<p>When analysing the status data it became clear that Philae also must have been awake earlier: &#8220;We have also received historical data \u2013 so far, however, the lander had not been able to contact us earlier.&#8221;<\/p>\n<p>Now the scientists are waiting for the next contact. There are still more than 8000 data packets in Philae\u2019s mass memory which will give the DLR team information on what happened to the lander in the past few days on Comet 67P\/Churyumov-Gerasimenko.<\/p>\n<p>Philae shut down on 15 November 2014 at 1:15 CET after being in operation on the comet for about 60 hours. Since 12 March 2015 the communication unit on orbiter Rosetta was turned on to listen out for the lander.<\/p>\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"1600\" height=\"900\" src=\"https:\/\/www.youtube.com\/embed\/W8bVOGN9jSg?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=en&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>An announcement from the European Space Agency (ESA): Rosetta&#8217;s lander Philae wakes up from hibernation 14 June 2015\u00a0Rosetta&#8217;s lander Philae has woken up after seven months in hibernation on the surface of Comet 67P\/Churyumov-Gerasimenko. From animation\u00a0of the Philae lander. The signals were received at ESA&#8217;s European Space Operations Centre in Darmstadt at 22:28 CEST on &hellip; <a href=\"https:\/\/hobbyspace.com\/Blog\/?p=10772\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">The Philae lander on Comet 67P\/C-G breaks long silence<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[75,13,26],"tags":[],"class_list":["post-10772","post","type-post","status-publish","format-standard","hentry","category-asteroids","category-space-science","category-space-systems"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p34aWK-2NK","jetpack-related-posts":[{"id":9226,"url":"https:\/\/hobbyspace.com\/Blog\/?p=9226","url_meta":{"origin":10772,"position":0},"title":"ESA&#8217;s Philae lander touches down on Comet 67P\/C-G","author":"TopSpacer","date":"November 12, 2014","format":false,"excerpt":"Congratulations to ESA and the Rosetta team on the\u00a0successful landing of Philae on\u00a0Comet 67P\/C-G\u00a0: Touchdown confirmed for Philae at 17:03 CET\u00a0-\u00a0Rosetta blog Farewell, Philae! - Rosetta blog Farewell, Rosetta! -\u00a0Rosetta blog Rosetta\u2019s lander Philae took this parting shot of its mothership shortly after separation. Rosetta\u2019s OSIRIS narrow-angle camera captured this\u2026","rel":"","context":"In &quot;Asteroids &amp; Comets&quot;","block_context":{"text":"Asteroids &amp; Comets","link":"https:\/\/hobbyspace.com\/Blog\/?cat=75"},"img":{"alt_text":"Farewell_Rosetta_node_full_image_2[1]","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2014\/11\/Farewell_Rosetta_node_full_image_21.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":9238,"url":"https:\/\/hobbyspace.com\/Blog\/?p=9238","url_meta":{"origin":10772,"position":1},"title":"Update on the lander Philae on Comet 67P\/C-G","author":"TopSpacer","date":"November 13, 2014","format":false,"excerpt":"The touch down of Rosetta's\u00a0Philae lander\u00a0onto Comet 67P\/C-G was more dramatic than first thought. The lander bounced twice and the first bounce may have been as high as a kilometer from the surface. Where it came down to rest is still not known\u00a0exactly . The three legged spacecraft\u00a0is apparently sitting\u2026","rel":"","context":"In &quot;Asteroids &amp; Comets&quot;","block_context":{"text":"Asteroids &amp; Comets","link":"https:\/\/hobbyspace.com\/Blog\/?cat=75"},"img":{"alt_text":"ESA_Rosetta_OSIRIS-NAC_Philae_descent_anim","src":"https:\/\/i0.wp.com\/blogs.esa.int\/rosetta\/files\/2014\/11\/ESA_Rosetta_OSIRIS-NAC_Philae_descent_anim.gif?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":9759,"url":"https:\/\/hobbyspace.com\/Blog\/?p=9759","url_meta":{"origin":10772,"position":2},"title":"Video: Seminar on the Rosetta Lander (Philae) mission to comet 67P\/C-G","author":"TopSpacer","date":"January 26, 2015","format":false,"excerpt":"Here's a SETI Institute seminar by Jens Biele of the German space agency (DLR) in which he talks about the ESA Rosetta\/Philae\u00a0landing on\u00a0Comet 67P\/C-G:\u00a0The Rosetta Lander (PHILAE) mission: landing on comet 67P\/Churyumov-Gerasimenko -\u00a0SETI Institute http:\/\/youtu.be\/tQLtAp1Aw48 Here is the caption to the video: The Rosetta Lander (PHILAE) mission: landing on comet\u2026","rel":"","context":"In &quot;Asteroids &amp; Comets&quot;","block_context":{"text":"Asteroids &amp; Comets","link":"https:\/\/hobbyspace.com\/Blog\/?cat=75"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/img.youtube.com\/vi\/tQLtAp1Aw48\/0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":9177,"url":"https:\/\/hobbyspace.com\/Blog\/?p=9177","url_meta":{"origin":10772,"position":3},"title":"Rosetta prepares for deployment of lander on Nov. 12th","author":"TopSpacer","date":"November 5, 2014","format":false,"excerpt":"\u00a0The European Space Agency's Rosetta spacecraft now orbiting\u00a0the Comet 67P\/Churyumov\u2013Gerasimenko will release\u00a0\u00a0its Philae lander\u00a0to touch down on the comet on November 12th at 08:35 UTC (09:35 CET, 03:35 EST) . They have now chosen the name\u00a0Agilkia for the landing spot:\u00a0Farewell \u2018J\u2019, hello Agilkia - ESA Rosetta & Philae at comet\u2026","rel":"","context":"In &quot;Asteroids &amp; Comets&quot;","block_context":{"text":"Asteroids &amp; Comets","link":"https:\/\/hobbyspace.com\/Blog\/?cat=75"},"img":{"alt_text":"Rosetta & Philae at comet 67P. Credit: ESA\u2013C. Carreau\/ATG medialab","src":"https:\/\/i0.wp.com\/blogs.esa.int\/rosetta\/files\/2014\/05\/Rosetta_Philae_Artist_Impression_Close_2k-1024x768.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":13139,"url":"https:\/\/hobbyspace.com\/Blog\/?p=13139","url_meta":{"origin":10772,"position":4},"title":"Philae lander on Comet 67P\/C-G has been found","author":"TopSpacer","date":"September 5, 2016","format":false,"excerpt":"The European Space Agency (ESA) announced today\u00a0that the Philae\u00a0spacecraft, deployed from the Rosetta mother ship on November 14, 2014 to land\u00a0on Comet 67P\/Churyumov\u2013Gerasimenko has finally been found. After several bounces\u00a0it had ended up in a shadowed area. After a short time it went silent since the solar panels could not\u2026","rel":"","context":"In &quot;Asteroids &amp; Comets&quot;","block_context":{"text":"Asteroids &amp; Comets","link":"https:\/\/hobbyspace.com\/Blog\/?cat=75"},"img":{"alt_text":"ESA_Rosetta_PhilaeFound-1024x640[1]","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2016\/09\/ESA_Rosetta_PhilaeFound-1024x6401-1024x640.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":9253,"url":"https:\/\/hobbyspace.com\/Blog\/?p=9253","url_meta":{"origin":10772,"position":5},"title":"Philae comet lander in hibernation","author":"TopSpacer","date":"November 15, 2014","format":false,"excerpt":"The Philae lander has now gone quiet due to insufficient light hitting\u00a0its solar panels. However, the Rosetta control team downloaded a great deal of science data before it went down. There remains hope that as the comet circles the sun, there will be an angle where the panels are once\u2026","rel":"","context":"In &quot;Asteroids &amp; Comets&quot;","block_context":{"text":"Asteroids &amp; Comets","link":"https:\/\/hobbyspace.com\/Blog\/?cat=75"},"img":{"alt_text":"Philae_s_first_touchdown_seen_by_Rosetta_s_NavCam_large[1]","src":"https:\/\/i0.wp.com\/hobbyspace.com\/Blog\/wp-content\/uploads\/2014\/11\/Philae_s_first_touchdown_seen_by_Rosetta_s_NavCam_large1.gif?resize=350%2C200","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts\/10772","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10772"}],"version-history":[{"count":1,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts\/10772\/revisions"}],"predecessor-version":[{"id":10774,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=\/wp\/v2\/posts\/10772\/revisions\/10774"}],"wp:attachment":[{"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hobbyspace.com\/Blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}