{"id":1092,"date":"2009-04-06T09:32:00","date_gmt":"2009-04-06T07:32:00","guid":{"rendered":"https:\/\/kids.esa.int\/esa_s_space_observatories_to_explore_the_early_universe\/"},"modified":"2026-10-08T00:35:56","modified_gmt":"2026-10-07T22:35:56","slug":"esa_s_space_observatories_to_explore_the_early_universe","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/ro\/esa_s_space_observatories_to_explore_the_early_universe\/","title":{"rendered":"Observatoarele spa\u021biale ale ESA vor explora universul timpuriu"},"content":{"rendered":"<div class=\"lede\">\n<p>Astronomii din \u00eentreaga lume a\u0219teapt\u0103 cu ner\u0103bdare lansarea unei rachete Ariane 5 care va transporta doi sateli\u021bi revolu\u021bionari ai ESA, numi\u021bi dup\u0103 renumi\u021bi oameni de \u0219tiin\u021b\u0103 europeni: Planck \u0219i Herschel. Precum ni\u0219te ma\u0219ini ale timpului din secolul XXI, aceste observatoare spa\u021biale de ultim\u0103 genera\u021bie vor privi \u00eenapoi \u00een timp, ajut\u00e2ndu-i pe oamenii de \u0219tiin\u021b\u0103 s\u0103 dezv\u0103luie secretele na\u0219terii stelelor, galaxiilor \u0219i a universului \u00eensu\u0219i.<\/p>\n<\/div>\n<p>Herschel va fi cel mai mare telescop lansat vreodat\u0103 \u00een spa\u021biu. Elementul central al acestuia este o oglind\u0103 principal\u0103 cu diametrul de 3,5 m \u2013 care este mult mai mare, dar mai u\u0219oar\u0103 dec\u00e2t oglinda folosit\u0103 de Telescopul Spa\u021bial Hubble. Observatorul de 3,4 tone poart\u0103 numele unui astronom germano-britanic, William Herschel, care a intrat \u00een istorie prin descoperirea luminii infraro\u0219ii invizibile (pe care o sim\u021bim sub form\u0103 de c\u0103ldur\u0103) \u00een anul 1800. Trei instrumente ale modernului Herschel vor petrece cel pu\u021bin trei ani investig\u00e2nd norii de praf rece, locul \u00een care se nasc stelele, precum \u0219i galaxiile \u00eendep\u0103rtate care str\u0103lucesc intens \u00een infraro\u0219u.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"2068\" data-credit=\"ESA\/Thales\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2009\/03\/Planck_telescope2\" 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\/2009\/03\/planck_telescope2\/17872743-2-eng-GB\/Planck_telescope.jpg\" alt=\"Planck telescope\"><figcaption>Telescopul Planck<\/figcaption><\/figure>\n<p>Al\u0103turi de Herschel va fi un satelit conceput pentru a privi \u00eenapoi c\u0103tre zorii timpului. Numit\u0103 \u00een onoarea fizicianului german Max Planck, nava spa\u021bial\u0103 de 1.900 kg va studia ecourile slabe r\u0103mase dup\u0103 na\u0219terea Universului \u00een urma Big Bang-ului. Aceste ecouri se manifest\u0103 sub forma unor varia\u021bii de temperatur\u0103 de c\u00e2teva milionimi de grad. Pentru a detecta \u0219i a cartografia aceast\u0103 radia\u021bie invizibil\u0103 \u00een microunde, cele dou\u0103 detectoare ale satelitului Planck vor trebui r\u0103cite la o temperatur\u0103 de -273 de grade Celsius. Pe o perioad\u0103 de aproximativ 15 luni, oglinda principal\u0103 de 1,5 m a observatorului va capta radia\u021bia extrem de slab\u0103, care \u0219i-a \u00eenceput c\u0103l\u0103toria spre P\u0103m\u00e2nt cu aproximativ 14 miliarde de ani \u00een urm\u0103.<\/p>","protected":false},"excerpt":{"rendered":"<p>Astronomers around the world are eagerly awaiting the launch of an Ariane 5 rocket carrying two groundbreaking ESA satellites named after famous European scientists: Planck and Herschel. Like 21st century [&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\/2009\/03\/artist_concept_of_the_herschel_spacecraft2\/17878959-2-eng-GB\/Artist_concept_of_the_Herschel_spacecraft.jpg","esa_banner_description":"Artist concept of the Herschel spacecraft","esa_banner_credit":"ESA \u2013 D. Ducros, 2009","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2009\/03\/Artist_concept_of_the_Herschel_spacecraft2","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-1092","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\/1092","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=1092"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/1092\/revisions"}],"predecessor-version":[{"id":4849,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/1092\/revisions\/4849"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/media?parent=1092"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/categories?post=1092"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/tags?post=1092"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/panel?post=1092"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/language?post=1092"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/age?post=1092"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/duration?post=1092"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/resource_type?post=1092"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/audience?post=1092"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/wf_post_folders?post=1092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}