{"id":370,"date":"2018-08-23T13:47:00","date_gmt":"2018-08-23T11:47:00","guid":{"rendered":"https:\/\/kids.esa.int\/liquid_water_found_on_mars\/"},"modified":"2026-10-08T00:27:23","modified_gmt":"2026-10-07T22:27:23","slug":"liquid_water_found_on_mars","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/liquid_water_found_on_mars\/","title":{"rendered":"Foly\u00e9kony vizet tal\u00e1ltak a Marson!"},"content":{"rendered":"<div class=\"lede\">\n<p>Az ESA Mars Express \u0171rszond\u00e1ja elk\u00e9peszt\u0151 felfedez\u00e9st tett: foly\u00e9kony v\u00edz nyomait tal\u00e1lt\u00e1k a V\u00f6r\u00f6s Bolyg\u00f3n! A tud\u00f3sok m\u00e1r r\u00e9g\u00f3ta keresik a vizet, \u00e9s ez az \u00e1tt\u00f6r\u00e9s rendk\u00edv\u00fcl fontosnak bizonyulhat.<\/p>\n<\/div>\n<p>R\u00e9gen, a Mars m\u00faltj\u00e1ban a bolyg\u00f3 felsz\u00edn\u00e9nek nagy r\u00e9sz\u00e9t \u00f3ce\u00e1nok, foly\u00f3k \u00e9s tavak bor\u00edtott\u00e1k. Ezt onnan tudjuk, hogy manaps\u00e1g olyan domborzati alakzatokat l\u00e1thatunk a Marson, mint p\u00e9ld\u00e1ul a hatalmas, kisz\u00e1radt foly\u00f3v\u00f6lgyek. Ezeket a kering\u0151 \u0171reszk\u00f6z\u00f6k rendk\u00edv\u00fcl r\u00e9szletesen lef\u00e9nyk\u00e9pezt\u00e9k. A felsz\u00ednt felt\u00e9rk\u00e9pez\u0151 lesz\u00e1ll\u00f3egys\u00e9gek \u00e9s roverok olyan \u00e1sv\u00e1nyokat is tal\u00e1ltak, amelyek csak foly\u00e9kony v\u00edzben alakulhatnak ki.<\/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>De ez a rengeteg v\u00edz nem maradhatott meg \u00f6r\u00f6kre. A Mars \u00e9ghajlata megv\u00e1ltozott, \u00e9s \u2013 b\u00e1r a Mars Express kor\u00e1bban kimutatta, hogy a bolyg\u00f3 sarkain fagyott v\u00edz tal\u00e1lhat\u00f3 \u2013 manaps\u00e1g foly\u00e9kony v\u00edz nem l\u00e9tezhet a felsz\u00ednen. Ez\u00e9rt a tud\u00f3sok \u00fagy d\u00f6nt\u00f6ttek, hogy a felsz\u00edn al\u00e1 n\u00e9znek! Ehhez a Mars Express speci\u00e1lis MARSIS (<b>M<\/b>ars <b>A<\/b>halad\u00f3 <b>R<\/b>adar a <b>S<\/b>felsz\u00edn alatti \u00e9s <b>I<\/b>onoszf\u00e9ra <b>S<\/b>(f\u00f6ldbehatol\u00f3) m\u0171szer. A MARSIS egy \u201cf\u00f6ldbehatol\u00f3 radar\u201d. Ez azt jelenti, hogy a Mars k\u00f6r\u00fcli p\u00e1ly\u00e1r\u00f3l radarimpulzusokat k\u00fcld a Mars felsz\u00edne fel\u00e9. Az impulzusok visszaver\u0151d\u00e9s\u00e9ig eltelt id\u0151 \u00e9s azok er\u0151ss\u00e9g\u00e9nek m\u00e9r\u00e9s\u00e9vel a tud\u00f3sok meg tudj\u00e1k \u00e1llap\u00edtani, milyen a talaj alatti k\u00f6rnyezet. Zseni\u00e1lis!<\/p>\n<p>A MARSIS seg\u00edts\u00e9g\u00e9vel v\u00e9gzett vizsg\u00e1lat sor\u00e1n a tud\u00f3sok megtal\u00e1lt\u00e1k, amit kerestek. A Mars d\u00e9li sarkvid\u00e9ke a vizsg\u00e1lt, 200 km sz\u00e9les ter\u00fcleten sz\u00e1mos j\u00e9g- \u00e9s porr\u00e9tegb\u0151l \u00e1ll, amelyek k\u00f6r\u00fclbel\u00fcl 1,5 km m\u00e9lys\u00e9gig ny\u00falnak. Ezeknek a r\u00e9teges lerak\u00f3d\u00e1soknak az alatt egy k\u00fcl\u00f6n\u00f6sen er\u0151s, 20 km sz\u00e9les radarvisszaver\u0151d\u00e9st fedeztek fel. A tud\u00f3sok \u00fagy v\u00e9lik, hogy ez egy nagy, foly\u00e9kony v\u00edzb\u0151l \u00e1ll\u00f3 t\u00f3!<\/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 egyes mikrobi\u00e1lis \u00e9letform\u00e1k olyan v\u00edztestekben \u00e9lnek, ahol az emberek sz\u00e1m\u00e1ra lehetetlen lenne t\u00fal\u00e9lni, ez\u00e9rt felmer\u00fcl a k\u00e9rd\u00e9s: vajon \u00faszk\u00e1lnak-e apr\u00f3 \u00e9l\u0151l\u00e9nyek a marsi v\u00edzben? Lehet, hogy a Mars felsz\u00edne alatt m\u00e9g sok m\u00e1s t\u00f3 \u00e9s tavacska rejt\u0151zik, amelyek csak arra v\u00e1rnak, hogy felfedezz\u00e9k \u0151ket. Milyen titkokat rejtenek?<\/p>\n<p>Dmitri Titov, az ESA Mars Express projektj\u00e9nek tudom\u00e1nyos vezet\u0151je a legtal\u00e1l\u00f3bban fogalmaz: \u201cEz az izgalmas felfedez\u00e9s a bolyg\u00f3kutat\u00e1s egyik kiemelked\u0151 esem\u00e9nye, \u00e9s hozz\u00e1j\u00e1rul majd a Mars fejl\u0151d\u00e9s\u00e9nek, a szomsz\u00e9dos bolyg\u00f3nkon a v\u00edz t\u00f6rt\u00e9net\u00e9nek, valamint lakhat\u00f3s\u00e1g\u00e1nak meg\u00e9rt\u00e9s\u00e9hez.\u201d<\/p>\n<p>Szeretn\u00e9l felfedezni a Mars felsz\u00edn alatti tavait? Mit gondolsz, mit tal\u00e1lhatn\u00e1nk ott?<\/p>\n<p><b>\u00c9rdekes t\u00e9ny:<\/b> A Mars Express m\u00e1r 15 \u00e9ve kering a V\u00f6r\u00f6s Bolyg\u00f3 k\u00f6r\u00fcl!<\/p>","protected":false},"excerpt":{"rendered":"<p>ESA\u2019s Mars Express spacecraft has made an amazing discovery: signs of liquid water on the Red Planet! Scientists have been searching for water for a long time, and this breakthrough [&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-370","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\/370","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=370"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/370\/revisions"}],"predecessor-version":[{"id":4418,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/370\/revisions\/4418"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=370"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=370"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=370"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=370"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=370"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=370"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=370"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=370"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=370"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=370"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}