{"id":12240,"date":"2017-05-09T05:38:30","date_gmt":"2017-05-09T05:38:30","guid":{"rendered":"http:\/\/revoscience.com\/en\/?p=12240"},"modified":"2017-05-09T05:38:30","modified_gmt":"2017-05-09T05:38:30","slug":"looking-cheops-telescope-tube","status":"publish","type":"post","link":"https:\/\/www.revoscience.com\/en\/looking-cheops-telescope-tube\/","title":{"rendered":"Looking into the Cheops telescope tube"},"content":{"rendered":"<figure id=\"attachment_12241\" aria-describedby=\"caption-attachment-12241\" style=\"width: 383px\" class=\"wp-caption alignright\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12241 \" src=\"http:\/\/revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg\" alt=\"\" width=\"383\" height=\"508\" title=\"\"><figcaption id=\"caption-attachment-12241\" class=\"wp-caption-text\">Credit: University of Bern \/ T. Beck<\/figcaption><\/figure>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Seen here is a Cheops team member reflected in the satellite\u2019s main mirror, and framed by the black internal surface of the telescope tube. The back of the secondary mirror is seen at the centre of the image, held in place by three struts.\u00a0<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Cheops is ESA\u2019s CHaracterising ExoPlanet Satellite mission that will monitor Earth-to-Neptune-sized planets orbiting stars in other star systems.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Light from the host stars will enter the telescope and be reflected by the primary mirror towards the secondary, which in turn will direct the starlight through a hole in the centre of the primary mirror, onto the CCD detector.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">It is the same design used for the larger NASA\/ESA Hubble Space Telescope and ESA\u2019s Herschel observatory.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">By precisely tracking a star\u2019s brightness, Cheops will detect the<\/span> <a href=\"http:\/\/sci.esa.int\/gaia\/58800\" target=\"_blank\" rel=\"noopener\">transit of a planet<\/a> <span style=\"color: #000000;\">as it passes briefly across the star\u2019s face. This allows the radius of the planet to be accurately measured. For those planets of known mass, the density will be revealed, providing an indication of the structure, and ultimately how planets of this size formed and evolved.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">The Cheops telescope reached an important milestone at the end of April when it was delivered to the University of Bern by Leonardo-Finmeccanica, on behalf of Italy\u2019s ASI space agency and the INAF Italian National Institute for Astrophysics.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Cheops is an ESA mission in partnership with Switzerland and with important contributions from 10 other member states.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Seen here is a Cheops team member reflected in the satellite\u2019s main mirror, and framed by the black internal surface of the telescope tube. The back of the secondary mirror is seen at the centre of the image, held in place by three struts.\u00a0 Cheops is ESA\u2019s CHaracterising ExoPlanet Satellite mission that will monitor Earth-to-Neptune-sized [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":12241,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-12240","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-space-news"],"featured_image_urls":{"full":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",525,700,false],"thumbnail":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2-150x150.jpg",150,150,true],"medium":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2-225x300.jpg",225,300,true],"medium_large":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",525,700,false],"large":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",525,700,false],"1536x1536":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",525,700,false],"2048x2048":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",525,700,false],"ultp_layout_landscape_large":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",525,700,false],"ultp_layout_landscape":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",428,570,false],"ultp_layout_portrait":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",525,700,false],"ultp_layout_square":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",450,600,false],"newspaper-x-single-post":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",368,490,false],"newspaper-x-recent-post-big":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",270,360,false],"newspaper-x-recent-post-list-image":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",49,65,false],"web-stories-poster-portrait":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",525,700,false],"web-stories-publisher-logo":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",72,96,false],"web-stories-thumbnail":["https:\/\/www.revoscience.com\/en\/wp-content\/uploads\/2017\/05\/Looking_into_the_Cheops_telescope_tube_node_full_image_2.jpg",150,200,false]},"author_info":{"info":["Amrita Tuladhar"]},"category_info":"<a href=\"https:\/\/www.revoscience.com\/en\/category\/news\/space-news\/\" rel=\"category tag\">Space\/ AstroPhysics<\/a>","tag_info":"Space\/ AstroPhysics","comment_count":"0","_links":{"self":[{"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/posts\/12240","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/comments?post=12240"}],"version-history":[{"count":0,"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/posts\/12240\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/media\/12241"}],"wp:attachment":[{"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/media?parent=12240"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/categories?post=12240"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.revoscience.com\/en\/wp-json\/wp\/v2\/tags?post=12240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}