{"id":1013,"date":"2010-06-17T09:31:00","date_gmt":"2010-06-17T07:31:00","guid":{"rendered":"https:\/\/kids.esa.int\/rosetta_s_blind_date_with_asteroid_lutetia\/"},"modified":"2026-10-08T00:34:52","modified_gmt":"2026-10-07T22:34:52","slug":"rosetta_s_blind_date_with_asteroid_lutetia","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/cs\/rosetta_s_blind_date_with_asteroid_lutetia\/","title":{"rendered":"Rosettino rande naslepo s asteroidem Lutetia"},"content":{"rendered":"<div class=\"lede\">\n<p>Sonda Rosetta agentury ESA, kter\u00e1 pron\u00e1sleduje komety, m\u00ed\u0159\u00ed na \u201erande naslepo\u201c s asteroidem Lutetia. Stejn\u011b jako u mnoha prvn\u00edch sch\u016fzek se Rosetta s Lutetii setk\u00e1 v sobotu ve\u010der. Nikdo v\u0161ak zat\u00edm nev\u00ed, jak Lutetia vypad\u00e1 zbl\u00edzka. Je pravd\u011bpodobn\u00e9, \u017ee povrch Lutetie bude velmi star\u00fd a poset\u00fd kr\u00e1tery, proto\u017ee asteroidy jsou kusy horniny, kter\u00e9 zbyly po vzniku planet.<\/p>\n<\/div>\n<p>O tomto tajemn\u00e9m t\u011blesu z hlavn\u00edho asteroidov\u00e9ho p\u00e1su, kter\u00e9 ob\u00edh\u00e1 kolem Slunce mezi Marsem a Jupiterem, je zn\u00e1mo jen velmi m\u00e1lo. Lutetia je v\u0161ak bezpochyby nejv\u011bt\u0161\u00ed asteroid, kter\u00fd dosud nav\u0161t\u00edvila kosmick\u00e1 lo\u010f. Zpo\u010d\u00e1tku se p\u0159edpokl\u00e1dalo, \u017ee m\u00e1 pr\u016fm\u011br asi 95 km, ale \u017ee je jen m\u00edrn\u011b eliptick\u00fd (vej\u010dit\u00fd). Nov\u011bj\u0161\u00ed odhady nazna\u010duj\u00ed, \u017ee m\u016f\u017ee b\u00fdt mnohem prot\u00e1hlej\u0161\u00ed a \u0161irok\u00e1 a\u017e 134 km. Neust\u00e1l\u00e9 zm\u011bny jej\u00ed jasnosti jasn\u011b ukazuj\u00ed, \u017ee se Lutetia ot\u00e1\u010d\u00ed a m\u00e1 drsn\u00fd povrch.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"2589\" data-credit=\"ESA, image by AOES Medialab\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2002\/11\/Deep-space_hibernation_before_comet_rendezvous2\" 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\/2002\/11\/deep-space_hibernation_before_comet_rendezvous2\/17864862-3-eng-GB\/Deep-space_hibernation_before_comet_rendezvous.jpg\" alt=\"Deep-space hibernation before comet rendezvous\"><figcaption>Hibernace ve vzd\u00e1len\u00e9m vesm\u00edru p\u0159ed setk\u00e1n\u00edm s kometou<\/figcaption><\/figure>\n<p>Dal\u0161\u00ed z\u00e1hadou je slo\u017een\u00ed tohoto asteroidu. V\u011bt\u0161ina m\u011b\u0159en\u00ed nazna\u010duje, \u017ee se jedn\u00e1 o asteroid \u2018typu C\u2019, kter\u00fd obsahuje slou\u010deniny uhl\u00edku. N\u011bkter\u00e9 studie v\u0161ak nazna\u010duj\u00ed, \u017ee by mohlo j\u00edt o asteroid \u2018typu M\u2019, bohat\u00fd na kovy.<\/p>\n<p>Odpov\u011bdi na v\u0161echny tyto ot\u00e1zky p\u0159ijdou 10. \u010dervence, kdy se sonda Rosetta p\u0159ibl\u00ed\u017e\u00ed k t\u00e9to vesm\u00edrn\u00e9 sk\u00e1le na vzd\u00e1lenost 3 200 km. \u0158\u00edd\u00edc\u00ed st\u0159edisko na Zemi pe\u010dliv\u011b lad\u00ed dr\u00e1hu sondy tak, aby mohla zaslat zp\u011bt p\u0159ibli\u017en\u011b dv\u011b hodiny podrobn\u00fdch sn\u00edmk\u016f. Sonda za\u010dne data okam\u017eit\u011b vys\u00edlat zp\u011bt na Zemi a prvn\u00ed sn\u00edmky budou zve\u0159ejn\u011bny je\u0161t\u011b t\u00e9ho\u017e ve\u010dera. Pot\u00e9 se Rosetta vyd\u00e1 na dal\u0161\u00ed prvn\u00ed sch\u016fzku \u2013 tentokr\u00e1t s kometou \u010curjumov-Gerasimenko \u2013, p\u0159i\u010dem\u017e jejich vzru\u0161uj\u00edc\u00ed setk\u00e1n\u00ed se o\u010dek\u00e1v\u00e1 v roce 2014.<\/p>","protected":false},"excerpt":{"rendered":"<p>ESA\u2019s Rosetta comet-chaser is heading for a blind date with asteroid Lutetia. Like many first dates, Rosetta will meet Lutetia on a Saturday night. However, no one yet knows what [&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\/2008\/09\/artist_s_impression_of_rosetta_as_it_flies_by_asteroid_steins3\/17896349-2-eng-GB\/Artist_s_impression_of_Rosetta_as_it_flies_by_asteroid_Steins.jpg","esa_banner_description":"Artist\u2019s impression of Rosetta as it flies by asteroid Steins","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\/2008\/09\/Artist_s_impression_of_Rosetta_as_it_flies_by_asteroid_Steins3","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":[26],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-1013","post","type-post","status-publish","format-standard","hentry","category-news"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/1013","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/comments?post=1013"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/1013\/revisions"}],"predecessor-version":[{"id":4796,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/1013\/revisions\/4796"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/media?parent=1013"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/categories?post=1013"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/tags?post=1013"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/panel?post=1013"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/language?post=1013"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/age?post=1013"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/duration?post=1013"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/resource_type?post=1013"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/audience?post=1013"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/wf_post_folders?post=1013"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}