{"id":791,"date":"2011-07-12T07:46:00","date_gmt":"2011-07-12T05:46:00","guid":{"rendered":"https:\/\/kids.esa.int\/super-sensitive_space_camera_takes_shape\/"},"modified":"2026-10-08T00:32:18","modified_gmt":"2026-10-07T22:32:18","slug":"super-sensitive_space_camera_takes_shape","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/ro\/super-sensitive_space_camera_takes_shape\/","title":{"rendered":"O camer\u0103 spa\u021bial\u0103 extrem de sensibil\u0103 prinde contur"},"content":{"rendered":"<div class=\"lede\">\n<p>Cea mai mare camer\u0103 digital\u0103 construit\u0103 vreodat\u0103 pentru o misiune spa\u021bial\u0103 a fost finalizat\u0103 recent, dup\u0103 multe s\u0103pt\u0103m\u00e2ni de munc\u0103 asidu\u0103. Compus\u0103 din 106 detectoare electronice separate, \u201cmatricea de un miliard de pixeli\u201d astfel ob\u021binut\u0103 va servi drept \u201cochiul\u201d extrem de sensibil al misiunii Gaia a ESA, destinat\u0103 cartografierii galaxiilor.<\/p>\n<\/div>\n<p>\u00cen timp ce ochiul uman, f\u0103r\u0103 ajutorul vreunui instrument, poate vedea c\u00e2teva mii de stele \u00eentr-o noapte senin\u0103, Gaia va studia un miliard de stele din propria noastr\u0103 galaxie, Calea Lactee. Pe parcursul unei misiuni de 5 ani, care va \u00eencepe \u00een 2013, misiunea va transmite cele mai bune date \u00eenregistrate p\u00e2n\u0103 \u00een prezent cu privire la pozi\u021biile \u0219i mi\u0219c\u0103rile acestor stele, precum \u0219i la luminozitatea lor.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1024\" data-credit=\"Astrium\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2011\/07\/Gaia_camera_array2\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2011\/07\/gaia_camera_array2\/17901013-2-eng-GB\/Gaia_camera_array.jpg\" alt=\"Gaia camera array\"><figcaption>Re\u021beaua de camere Gaia<\/figcaption><\/figure>\n<p>Pentru a detecta stele de p\u00e2n\u0103 la un milion de ori mai pu\u021bin luminoase dec\u00e2t cele vizibile cu ochiul liber, Gaia va fi echipat\u0103 cu o serie de dispozitive cu transfer de sarcin\u0103 (CCD-uri), care sunt versiuni avansate ale cipurilor utilizate \u00een camerele digitale obi\u0219nuite. Dezvoltate \u00een Marea Britanie, aceste detectoare dreptunghiulare sunt pu\u021bin mai mici dec\u00e2t un card de credit, fiecare av\u00e2nd dimensiunile de 4,7 x 6 cm, dar sunt mai sub\u021biri dec\u00e2t un fir de p\u0103r uman!<\/p>\n<p>Mozaicul de 0,5 x 1,0 metri a fost asamblat la sediul din Toulouse al principalului contractant al misiunii Gaia, Astrium France. Tehnicienii au asamblat cu grij\u0103 fiecare senzor CCD, l\u0103s\u00e2nd doar un spa\u021biu de 1 mm \u00eentre ele. Lucr\u00e2nd \u00een dou\u0103 schimburi, \u00een condi\u021bii stricte de camer\u0103 curat\u0103, au ad\u0103ugat \u00een medie patru senzori CCD pe zi, finaliz\u00e2ndu-\u0219i sarcina pe 1 iunie.<\/p>\n<p>Ansamblul finalizat seam\u0103n\u0103 cu o mic\u0103 suprafa\u021b\u0103 pavat\u0103, dispus\u0103 \u00een \u0219apte r\u00e2nduri. Odat\u0103 ajun\u0219i pe orbit\u0103, detectoarele vor fi men\u021binute la o temperatur\u0103 de \u2013110 \u00b0C pentru a le spori sensibilitatea. Gaia va func\u021biona la o distan\u021b\u0103 de 1,5 milioane de km, pe partea \u00eentunecat\u0103 a P\u0103m\u00e2ntului. Pe m\u0103sur\u0103 ce se rote\u0219te, cele dou\u0103 telescoape ale misiunii Gaia vor scana cerul, studiind \u00een detaliu fiecare stea pe m\u0103sur\u0103 ce aceasta trece prin c\u00e2mpul lor vizual.<\/p>","protected":false},"excerpt":{"rendered":"<p>The largest digital camera ever built for a space mission has recently been completed after many weeks of hard work. Made up of 106 separate electronic detectors, the resulting \u201cbillion-pixel [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2010\/12\/gaia2\/17901642-2-eng-GB\/Gaia.jpg","esa_banner_description":"Gaia","esa_banner_credit":"ESA, image by C.Carreau","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2010\/12\/Gaia2","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[10,11,21],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-791","post","type-post","status-publish","format-standard","hentry","category-learn","category-our-universe","category-stars-and-galaxies"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/791","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/comments?post=791"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/791\/revisions"}],"predecessor-version":[{"id":4686,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/791\/revisions\/4686"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/media?parent=791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/categories?post=791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/tags?post=791"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/panel?post=791"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/language?post=791"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/age?post=791"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/duration?post=791"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/resource_type?post=791"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/audience?post=791"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/wf_post_folders?post=791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}