{"id":371,"date":"2018-08-23T13:06:00","date_gmt":"2018-08-23T11:06:00","guid":{"rendered":"https:\/\/kids.esa.int\/de_l_eau_liquide_a_ete_trouvee_sur_mars\/"},"modified":"2026-10-08T00:27:24","modified_gmt":"2026-10-07T22:27:24","slug":"de_l_eau_liquide_a_ete_trouvee_sur_mars","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/de_l_eau_liquide_a_ete_trouvee_sur_mars\/","title":{"rendered":"Foly\u00e9kony vizet tal\u00e1ltak a Marson!"},"content":{"rendered":"<div class=\"lede\">\n<p>A Mars Express \u0171rszonda nemr\u00e9g hihetetlen felfedez\u00e9st tett: foly\u00e9kony v\u00edz nyomait \u00e9szlelte a V\u00f6r\u00f6s Bolyg\u00f3n! Mivel a tudom\u00e1nyos k\u00f6z\u00f6ss\u00e9g m\u00e1r \u00e9vek \u00f3ta keresi a vizet a Marson, ez a felfedez\u00e9s kiemelked\u0151 jelent\u0151s\u00e9g\u0171nek bizonyulhat.<\/p>\n<\/div>\n<p>A t\u00e1voli m\u00faltban a Mars felsz\u00edn\u00e9nek nagy r\u00e9sz\u00e9t \u00f3ce\u00e1nok, foly\u00f3k \u00e9s tavak bor\u00edtott\u00e1k. Ezt ma is megfigyelhetj\u00fck, mivel a Marson hatalmas, kisz\u00e1radt v\u00f6lgyek tal\u00e1lhat\u00f3k, amelyeket k\u00fcl\u00f6nb\u00f6z\u0151 \u0171reszk\u00f6z\u00f6k m\u00e1r sz\u00e1mtalan alkalommal lef\u00e9nyk\u00e9peztek. T\u00f6bb lesz\u00e1ll\u00f3egys\u00e9g \u00e9s felfedez\u0151 rover emellett olyan \u0151si \u00e1sv\u00e1nyokat is tal\u00e1lt ott, amelyek kiz\u00e1r\u00f3lag foly\u00e9kony v\u00edzben k\u00e9pz\u0151dhetnek.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"5333\" data-credit=\"Copyright Context map: NASA\/Viking; THEMIS background: NASA\/JPL-Caltech\/Arizona State University; MARSIS data: ESA\/NASA\/JPL\/ASI\/Univ. Rome; R. Orosei et al 2018\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2018\/08\/Mars_Express_detects_water_buried_under_the_south_pole_of_Mars\" 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\/2018\/08\/mars_express_detects_water_buried_under_the_south_pole_of_mars\/18250213-2-eng-GB\/Mars_Express_detects_water_buried_under_the_south_pole_of_Mars.jpg\" alt=\"Mars Express detects water buried under the south pole of Mars\"><figcaption>A Mars Express v\u00edz nyom\u00e1ra bukkant a Mars d\u00e9li sarka alatt<\/figcaption><\/figure>\n<p>Mindenek ellen\u00e9re ez a v\u00edz nem maradhatott \u00f6r\u00f6kk\u00e9 foly\u00e9kony \u00e1llapotban. A Mars \u00e9ghajlata v\u00e9g\u00fcl megv\u00e1ltozott, \u00e9s \u2013 b\u00e1r a Mars Express kor\u00e1bban fagyott vizet \u00e9szlelt a V\u00f6r\u00f6s Bolyg\u00f3 sarki sapk\u00e1in \u2013 ma m\u00e1r elk\u00e9pzelhetetlen, hogy foly\u00e9kony v\u00edz legyen a Mars felsz\u00edn\u00e9n. A tud\u00f3sok ez\u00e9rt \u00fagy d\u00f6nt\u00f6ttek, hogy felt\u00e1rj\u00e1k a Mars felsz\u00edne alatti r\u00e9tegeket! Ehhez a Mars Express MARSIS nev\u0171 m\u0171szer\u00e9t haszn\u00e1lt\u00e1k, egy fejlett marsradart, amely lehet\u0151v\u00e9 teszi a V\u00f6r\u00f6s Bolyg\u00f3 felsz\u00edne alatti r\u00e9tegek \u00e9s az ionoszf\u00e9ra vizsg\u00e1lat\u00e1t. A MARSIS egy \u00abtalajbehatol\u00f3 radar\u00bb, ami azt jelenti, hogy radarimpulzusokat tud k\u00fcldeni a p\u00e1ly\u00e1r\u00f3l a Mars felsz\u00edn\u00e9re. A visszaver\u0151d\u0151 hull\u00e1mok id\u0151tartam\u00e1nak \u00e9s intenzit\u00e1s\u00e1nak r\u00f6gz\u00edt\u00e9s\u00e9vel a tudom\u00e1nyos csapatok megpr\u00f3b\u00e1lhatj\u00e1k meg\u00e9rteni, mi tal\u00e1lhat\u00f3 a felsz\u00edn alatt. El\u00e9g zseni\u00e1lis megold\u00e1s!<\/p>\n<p>A MARSIS \u00e1ltal gy\u0171jt\u00f6tt adatokon alapul\u00f3 tanulm\u00e1ny r\u00e9v\u00e9n siker\u00fclt egy r\u00e9g\u00f3ta v\u00e1rt felfedez\u00e9st tenni. A Mars d\u00e9li sarki sapk\u00e1ja sz\u00e1mos j\u00e9g- \u00e9s porr\u00e9tegb\u0151l \u00e1ll, amelyek m\u00e9lys\u00e9ge 1,5 km, hossza pedig k\u00f6r\u00fclbel\u00fcl 200 km. Ezen \u00fcled\u00e9kr\u00e9tegek alatt egy k\u00f6r\u00fclbel\u00fcl 20 km-es, k\u00fcl\u00f6n\u00f6sen f\u00e9nyes radarvisszaver\u0151d\u00e9s keltette fel a tud\u00f3sok figyelm\u00e9t. V\u00e9lem\u00e9ny\u00fck szerint ez egy nagy, foly\u00e9kony v\u00edzb\u0151l \u00e1ll\u00f3 t\u00f3 lehet!<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1920\" data-credit=\"ESA\/DLR\/FU Berlin, CC BY-SA 3.0 IGO\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2018\/08\/Perspective_view_of_Libya_Montes\" data-licence=\"CC BY-SA 3.0 IGO or 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\/2018\/08\/perspective_view_of_libya_montes\/17894240-2-eng-GB\/Perspective_view_of_Libya_Montes.jpg\" alt=\"Perspective view of Libya Montes\"><figcaption>A Libya Montes perspekt\u00edvak\u00e9pe<\/figcaption><\/figure>\n<p>A F\u00f6ld\u00f6n bizonyos mikrobi\u00e1lis \u00e9letform\u00e1k olyan v\u00edztestekben fejl\u0151dnek, amelyek k\u00f6r\u00fclm\u00e9nyei az emberi \u00e9let sz\u00e1m\u00e1ra alkalmatlanok. Lehets\u00e9ges, hogy mikroszkopikus l\u00e9nyek \u00e9lnek ebben a marsi v\u00edzben? A Mars felsz\u00edne alatt val\u00f3sz\u00edn\u0171leg tov\u00e1bbi tavak \u00e9s v\u00edztestek rejt\u0151znek. Milyen titkokat rejthetnek ezek?<\/p>\n<p>Dmitri Titov, a Mars Express projekt egyik tud\u00f3sa szerint: \u00abEz a leny\u0171g\u00f6z\u0151 felfedez\u00e9s t\u00f6rt\u00e9nelmi jelent\u0151s\u00e9g\u0171 tudom\u00e1nyos \u00e1tt\u00f6r\u00e9s, amely seg\u00edt meg\u00e9rten\u00fcnk a Mars fejl\u0151d\u00e9s\u00e9t, valamint a v\u00edz t\u00f6rt\u00e9net\u00e9t ezen a bolyg\u00f3n \u00e9s annak esetleges lakhat\u00f3s\u00e1g\u00e1t.\u00bb<\/p>\n<p>Szeretn\u00e9tek felfedezni a Mars alatti r\u00e9tegeket? Mit gondoltok, mit tal\u00e1lhatn\u00e1nk ott?<\/p>\n<p><b>Tudtad ezt?<\/b> A Mars Express m\u00e1r 15 \u00e9ve kering a V\u00f6r\u00f6s Bolyg\u00f3 k\u00f6r\u00fcl!<\/p>","protected":false},"excerpt":{"rendered":"<p>La sonde spatiale Mars Express vient de faire une incroyable d\u00e9couverte : elle a d\u00e9tect\u00e9 des signes d\u2019eau \u00e0 l\u2019\u00e9tat liquide sur la Plan\u00e8te rouge ! Alors que la communaut\u00e9 [&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\/2018\/08\/mars_express\/17883547-2-eng-GB\/Mars_Express.jpg","esa_banner_description":"Mars Express","esa_banner_credit":"ESA\/ATG medialab; Mars: ESA\/DLR\/FU Berlin, CC BY-SA 3.0 IGO","esa_banner_licence":"CC BY-SA 3.0 IGO or ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2018\/08\/Mars_Express","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-371","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\/hu\/wp-json\/wp\/v2\/posts\/371","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/comments?post=371"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/371\/revisions"}],"predecessor-version":[{"id":4419,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/371\/revisions\/4419"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=371"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=371"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=371"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=371"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=371"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=371"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=371"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=371"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=371"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=371"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}