{"id":879,"date":"2006-07-27T09:13:00","date_gmt":"2006-07-27T07:13:00","guid":{"rendered":"https:\/\/kids.esa.int\/methane_lakes_and_ice_pebbles\/"},"modified":"2026-10-08T00:33:18","modified_gmt":"2026-10-07T22:33:18","slug":"methane_lakes_and_ice_pebbles","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/pl\/methane_lakes_and_ice_pebbles\/","title":{"rendered":"Jeziora metanu i lodowe kamyki"},"content":{"rendered":"<div class=\"lede\">\n<p>Tytan, ksi\u0119\u017cyc Saturna, jest jednym z najwi\u0119kszych i najbardziej fascynuj\u0105cych satelit\u00f3w w Uk\u0142adzie S\u0142onecznym. Niestety, jego powierzchnia jest ukryta pod grub\u0105 warstw\u0105 pomara\u0144czowych chmur. Do niedawna nikt nie wiedzia\u0142, jak wygl\u0105da powierzchnia Tytana.<\/p>\n<\/div>\n<p>Jednym ze sposob\u00f3w na przebicie si\u0119 przez warstw\u0119 chmur jest wykorzystanie radaru zainstalowanego na sondzie kosmicznej \u201eCassini\u201d nale\u017c\u0105cej do NASA. Sygna\u0142y radiowe wysy\u0142ane przez sond\u0119 \u201eCassini\u201d przechodz\u0105 przez chmury i odbijaj\u0105 si\u0119 od powierzchni. Analizuj\u0105c te echa, naukowcom uda\u0142o si\u0119 ostatnio odkry\u0107 wiele ciemnych plam. Niekt\u00f3re z nich s\u0105 powi\u0105zane z w\u0105skimi, kr\u0119tymi kana\u0142ami \u2013 prawdopodobnie rzekami.<\/p>\n<p>Wydaje si\u0119 prawdopodobne, \u017ce g\u0142adkie, ciemne obszary na zdj\u0119ciach radarowych to jeziora. Jednak temperatura powierzchni Tytana wynosi -180\u00b0C, wi\u0119c nie mog\u0105 one zawiera\u0107 wody. Wydaje si\u0119 natomiast, \u017ce sk\u0142adaj\u0105 si\u0119 one z ciek\u0142ego metanu lub etanu. (Na Ziemi metan jest spalany w kot\u0142ach i kuchenkach.)<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"546\" data-credit=\"ESA\/NASA\/JPL\/University of Arizona\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2005\/01\/First_colour_view_of_Titan_s_surface2\" 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\/2005\/01\/first_colour_view_of_titan_s_surface2\/17907791-2-eng-GB\/First_colour_view_of_Titan_s_surface.png\" alt=\"First colour view of Titan&#x27;s surface\"><figcaption>Pierwsze kolorowe zdj\u0119cie powierzchni Tytana<\/figcaption><\/figure>\n<p>Wiele os\u00f3b mia\u0142o nadziej\u0119, \u017ce sonda \u201eHuygens\u201d nale\u017c\u0105ca do Europejskiej Agencji Kosmicznej (ESA) wyl\u0105duje na jeziorze metanu podczas swojego zej\u015bcia na powierzchni\u0119 14 stycznia 2005 roku. Jednak jej kamera uchwyci\u0142a such\u0105 r\u00f3wnin\u0119 pokryt\u0105 lodowymi kamykami.<\/p>\n<p>Od czasu tego spektakularnego sukcesu naukowcy znale\u017ali niezwyk\u0142y spos\u00f3b na zg\u0142\u0119bienie wiedzy o otoczeniu sondy Huygens. Kluczem okaza\u0142 si\u0119 nietypowy wz\u00f3r waha\u0144 sygna\u0142u radiowego wysy\u0142anego przez sond\u0119 Huygens do sondy Cassini. Cz\u0119\u015b\u0107 wi\u0105zki radiowej odbija\u0142a si\u0119 od powierzchni, zamiast trafia\u0107 bezpo\u015brednio do sondy Cassini. Analiza sygna\u0142u wykaza\u0142a, \u017ce powierzchnia jest do\u015b\u0107 p\u0142aska w promieniu do 2 km od sondy. Dno tego wyschni\u0119tego jeziora pokryte jest g\u0142\u00f3wnie lodowymi kamykami o \u015brednicy oko\u0142o 5\u201310 cm.<\/p>","protected":false},"excerpt":{"rendered":"<p>Saturn\u2019s moon Titan is one of the largest and most fascinating satellites in the Solar System. Unfortunately, its surface is hidden beneath a thick blanket of orange cloud. Until recently, [&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\/2006\/07\/lakes_on_titan2\/18249176-2-eng-GB\/Lakes_on_Titan.jpg","esa_banner_description":"Lakes on Titan","esa_banner_credit":"NASA\/JPL","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2006\/07\/Lakes_on_Titan2","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":[10,11,12],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-879","post","type-post","status-publish","format-standard","hentry","category-learn","category-our-universe","category-planets-and-moons"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/posts\/879","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/comments?post=879"}],"version-history":[{"count":5,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/posts\/879\/revisions"}],"predecessor-version":[{"id":4716,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/posts\/879\/revisions\/4716"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/media?parent=879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/categories?post=879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/tags?post=879"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/panel?post=879"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/language?post=879"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/age?post=879"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/duration?post=879"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/resource_type?post=879"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/audience?post=879"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/wf_post_folders?post=879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}