{"id":973,"date":"2005-12-05T10:52:00","date_gmt":"2005-12-05T09:52:00","guid":{"rendered":"https:\/\/kids.esa.int\/water_on_mars_but_not_a_drop_to_drink\/"},"modified":"2026-10-08T00:34:23","modified_gmt":"2026-10-07T22:34:23","slug":"water_on_mars_but_not_a_drop_to_drink","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/water_on_mars_but_not_a_drop_to_drink\/","title":{"rendered":"V\u00edz a Marson \u2013 de egy csepp sem ihat\u00f3"},"content":{"rendered":"
\n

A Mars felsz\u00edne ma m\u00e1r olyan sz\u00e1raz, mint egy sivatag, de az ESA Mars Express \u0171rszond\u00e1j\u00e1nak leg\u00fajabb eredm\u00e9nyei meger\u0151s\u00edtik, hogy a v\u00edz fontos szerepet j\u00e1tszott a bolyg\u00f3 t\u00f6rt\u00e9net\u00e9ben. Az \u0171rszonda \u00e9rz\u00e9keny m\u0171szerei al\u00e1t\u00e1masztj\u00e1k, hogy a sz\u00e1raz V\u00f6r\u00f6s Bolyg\u00f3 egykor sokkal nedvesebb volt, \u00e9s hogy a felsz\u00edn alatt val\u00f3sz\u00edn\u0171leg sz\u00e9les k\u00f6rben tal\u00e1lhat\u00f3 v\u00edzj\u00e9g.<\/p>\n<\/div>\n

A tavalyi ny\u00e1ron n\u00e9h\u00e1ny h\u00e9ten \u00e1t a szonda radarberendez\u00e9se olyan r\u00e1di\u00f3jeleket sug\u00e1rzott ki, amelyek \u00e1thatoltak a felsz\u00ednen, \u00e9s a f\u00f6ld alatti r\u00e9tegek visszavert\u00e9k \u0151ket. E visszhangok elemz\u00e9se olyan \u00edvelt szerkezeteket t\u00e1rt fel, amelyek eltemetett becsap\u00f3d\u00e1si medenc\u00e9k k\u00fcls\u0151 peremei lehetnek.<\/p>\n

\"Hubble's
A Hubble-\u0171rt\u00e1vcs\u0151 k\u00f6zeli tal\u00e1lkoz\u00e1sa a Marssal<\/figcaption><\/figure>\n

Egy k\u00f6zel k\u00f6r alak\u00fa, k\u00f6r\u00fclbel\u00fcl 250 km \u00e1tm\u00e9r\u0151j\u0171 strukt\u00fara fekszik 1,5\u20132,5 km m\u00e9lyen a Chryse Planitia r\u00e9gi\u00f3 \u00e9szaki alf\u00f6ldje alatt. A tud\u00f3sok \u00fagy v\u00e9lik, hogy ez vastag, v\u00edzj\u00e9gben gazdag anyagr\u00e9teget tartalmazhat. A marsi \u00e9szaki sarkhoz k\u00f6zelebb er\u0151s visszhangok jelzik egy t\u00f6bb mint 1 km vastag, szinte tiszta v\u00edzj\u00e9gr\u00e9teg jelenl\u00e9t\u00e9t, amely egy vulk\u00e1ni \u201ctalaj\u201d r\u00e9teg felett helyezkedik el.<\/p>\n

A MARSIS radart a l\u00e9gk\u00f6r fels\u0151 r\u00e9teg\u00e9nek \u2013 az ionoszf\u00e9r\u00e1nak \u2013 a vizsg\u00e1lat\u00e1ra is haszn\u00e1lt\u00e1k. A visszhangok er\u0151s \u00f6sszef\u00fcgg\u00e9st mutatnak e r\u00e9gi\u00f3ban a felt\u00f6lt\u00f6tt g\u00e1z viselked\u00e9se \u00e9s a bolyg\u00f3 szil\u00e1rd k\u00e9reg\u00e9nek er\u0151s m\u00e1gneses ter\u00fcletei k\u00f6z\u00f6tt.<\/p>\n

Egy m\u00e1sik, OMEGA n\u00e9ven ismert m\u0171szer olyan k\u0151zeti \u00e1sv\u00e1nyokat \u00e9szlelt, amelyeket foly\u00e9kony v\u00edz alak\u00edtott \u00e1t. Ezek a \u2018hidrat\u00e1lt\u2019 \u00e1sv\u00e1nyok bizony\u00edtj\u00e1k, hogy milli\u00e1rd \u00e9vvel ezel\u0151tt nagy mennyis\u00e9g\u0171 v\u00edz l\u00e9tezett a Marson \u2013 \u00e9s hogy az akkori k\u00f6r\u00fclm\u00e9nyek alkalmasak lehettek az \u00e9let kialakul\u00e1s\u00e1ra.<\/p>","protected":false},"excerpt":{"rendered":"

The surface of Mars is now as dry as a desert, but new results from ESA\u2019s Mars Express confirm that water has played an important role in the planet\u2019s history. […]<\/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\/2005\/11\/mars_express_s_omega_instrument_adds_detail_to_candor_chasma3\/17911528-2-eng-GB\/Mars_Express_s_OMEGA_instrument_adds_detail_to_Candor_Chasma.jpg","esa_banner_description":"Mars Express's OMEGA instrument adds detail to Candor Chasma","esa_banner_credit":"ESA\/OMEGA\/HRSC","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2005\/11\/Mars_Express_s_OMEGA_instrument_adds_detail_to_Candor_Chasma3","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-973","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\/hu\/wp-json\/wp\/v2\/posts\/973","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=973"}],"version-history":[{"count":5,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/973\/revisions"}],"predecessor-version":[{"id":4766,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/973\/revisions\/4766"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=973"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=973"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=973"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=973"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=973"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=973"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=973"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=973"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=973"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=973"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}