{"id":1060,"date":"2007-07-12T13:03:00","date_gmt":"2007-07-12T11:03:00","guid":{"rendered":"https:\/\/kids.esa.int\/scientists_find_an_extrasolar_sauna\/"},"modified":"2026-10-08T00:35:27","modified_gmt":"2026-10-07T22:35:27","slug":"scientists_find_an_extrasolar_sauna","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/pl\/scientists_find_an_extrasolar_sauna\/","title":{"rendered":"Naukowcy odkryli saun\u0119 poza Uk\u0142adem S\u0142onecznym"},"content":{"rendered":"<div class=\"lede\">\n<p>Obcy przelatuj\u0105cy obok Ziemi z pewno\u015bci\u0105 nie m\u00f3g\u0142by nie zauwa\u017cy\u0107, \u017ce nasza b\u0142\u0119kitna planeta jest w wi\u0119kszo\u015bci pokryta oceanami. Jednak Ziemia jest jedyn\u0105 planet\u0105 pokryt\u0105 wod\u0105 w naszym Uk\u0142adzie S\u0142onecznym. Poniewa\u017c planety z wod\u0105 wydaj\u0105 si\u0119 by\u0107 do\u015b\u0107 rzadkie, nie dziwi fakt, \u017ce naukowcy s\u0105 podekscytowani pierwszym odkryciem atmosfery bogatej w wod\u0119 na planecie kr\u0105\u017c\u0105cej wok\u00f3\u0142 odleg\u0142ej gwiazdy.<\/p>\n<\/div>\n<p>Znanych jest ponad 200 takich \u2018pozaziemskich\u2019 planet, ale tylko nieliczne z nich uda\u0142o si\u0119 sfotografowa\u0107 lub bezpo\u015brednio zaobserwowa\u0107. Na szcz\u0119\u015bcie niekt\u00f3re z tych \u2018niewidzialnych\u2019 planet mo\u017cna wykry\u0107, gdy przechodz\u0105 przed t\u0142em swoich gwiazd. W ten spos\u00f3b w 2005 roku odkryto gazowego giganta znanego jako HD 189733b. Ten \u015bwiat podobny do Jowisza spowodowa\u0142 nieznaczne przyciemnienie \u015bwiat\u0142a pochodz\u0105cego od swojej gwiazdy macierzystej.<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"400\" data-credit=\"ESA (C.Carreau)\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2007\/07\/Transiting_exoplanet_HD_189733b_in_the_infrared2\" 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\/2007\/07\/transiting_exoplanet_hd_189733b_in_the_infrared2\/17867266-3-eng-GB\/Transiting_exoplanet_HD_189733b_in_the_infrared.jpg\" alt=\"Transiting exoplanet HD 189733b, in the infrared\"><figcaption>Egzoplaneta HD 189733b w fazie tranzytu, w podczerwieni<\/figcaption><\/figure>\n<p>Od tamtej pory europejscy i ameryka\u0144scy naukowcy przeprowadzili dalsze badania planety HD 189733b. Korzystaj\u0105c z kosmicznego teleskopu Spitzer nale\u017c\u0105cego do NASA, zmierzyli promieniowanie podczerwone pochodz\u0105ce od gwiazdy. Gdy planeta powoli przemieszcza\u0142a si\u0119 przed tarcz\u0105 gwiazdy, jej zewn\u0119trzna atmosfera blokowa\u0142a jedn\u0105 d\u0142ugo\u015b\u0107 fali \u015bwiat\u0142a w wi\u0119kszym stopniu ni\u017c pozosta\u0142e. Jedynym wyja\u015bnieniem tego wzorca przyciemnienia jest obecno\u015b\u0107 pary wodnej w atmosferze planety.<\/p>\n<p>Niestety, ta gigantyczna planeta nie posiada skalistej powierzchni, na kt\u00f3rej mog\u0142yby powsta\u0107 oceany. Ponadto kr\u0105\u017cy ona niezwykle blisko swojej gwiazdy. Temperatura w jej atmosferze przekracza 700 \u00b0C, co sprawia, \u017ce jest tam zdecydowanie zbyt gor\u0105co, by mog\u0142y pada\u0107 deszcze. Na paruj\u0105cej planecie HD 189733b prawie na pewno nie ma \u017cycia. Wyniki te budz\u0105 jednak nadziej\u0119 na odkrycie w niedalekiej przysz\u0142o\u015bci planet podobnych do Ziemi, na kt\u00f3rych wyst\u0119puje woda.<\/p>","protected":false},"excerpt":{"rendered":"<p>An alien flying past the Earth could hardly fail to notice that our blue planet is largely covered by oceans. However, Earth is the only water-covered world in our Solar [&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\/2007\/07\/transiting_exoplanet_hd_189733b2\/17903269-2-eng-GB\/Transiting_exoplanet_HD_189733b.jpg","esa_banner_description":"Transiting exoplanet HD 189733b","esa_banner_credit":"ESA - C.Carreau","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2007\/07\/Transiting_exoplanet_HD_189733b2","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":[14,10,13],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-1060","post","type-post","status-publish","format-standard","hentry","category-are-we-alone","category-learn","category-life-in-space"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/posts\/1060","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=1060"}],"version-history":[{"count":5,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/posts\/1060\/revisions"}],"predecessor-version":[{"id":4828,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/posts\/1060\/revisions\/4828"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/media?parent=1060"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/categories?post=1060"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/tags?post=1060"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/panel?post=1060"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/language?post=1060"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/age?post=1060"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/duration?post=1060"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/resource_type?post=1060"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/audience?post=1060"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/pl\/wp-json\/wp\/v2\/wf_post_folders?post=1060"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}