{"id":898,"date":"2008-04-24T13:12:00","date_gmt":"2008-04-24T11:12:00","guid":{"rendered":"https:\/\/kids.esa.int\/mars_radar_pioneers_3d_views_of_planets\/"},"modified":"2026-10-08T00:33:31","modified_gmt":"2026-10-07T22:33:31","slug":"mars_radar_pioneers_3d_views_of_planets","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/ro\/mars_radar_pioneers_3d_views_of_planets\/","title":{"rendered":"Radarul de pe Marte deschide calea c\u0103tre imagini 3D ale planetelor"},"content":{"rendered":"<div class=\"lede\">\n<p>Poate c\u0103 Superman era capabil s\u0103 vad\u0103 prin ziduri cu ajutorul vederii sale cu raze X, dar oamenii de \u0219tiin\u021b\u0103 europeni au dezvoltat o abilitate \u0219i mai remarcabil\u0103. Cu ajutorul sondei radar MARSIS de pe sonda orbital\u0103 Mars Express a ESA, ace\u0219tia pot vedea prin straturi de ghea\u021b\u0103 sau roc\u0103 solide de c\u00e2\u021biva kilometri grosime.<\/p>\n<\/div>\n<p>P\u00e2n\u0103 de cur\u00e2nd, se putea explora doar suprafa\u021ba unei planete. Singura modalitate de a ob\u021bine informa\u021bii despre condi\u021biile din subteran era s\u0103 aterizezi pe suprafa\u021b\u0103 \u0219i s\u0103 \u00eencepi s\u0103 sapi sau s\u0103 forezi. \u00cens\u0103 astfel de metode permiteau sondarea doar p\u00e2n\u0103 la o ad\u00e2ncime de aproximativ jum\u0103tate de metru \u0219i erau utile doar pentru un singur loc de pe \u00eentreaga planet\u0103.<\/p>\n<p>MARSIS, primul sondor radar care a intrat pe orbita unei alte lumi, a demonstrat c\u0103 este posibil s\u0103 se observe ceea ce se afl\u0103 sub suprafa\u021ba unei \u00eentregi planete din orbit\u0103. Acum, av\u00e2nd o \u00een\u021belegere mai bun\u0103 a ceea ce poate realiza un sondor radar, echipa MARSIS \u00eencepe s\u0103 ia \u00een considerare explorarea altor obiecte din Sistemul Solar.<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"400\" data-credit=\"Jason Craig\/JPL\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2008\/04\/Radar_sounding_is_opening_up_a_planet_s_third_dimension2\" 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\/2008\/04\/radar_sounding_is_opening_up_a_planet_s_third_dimension2\/17893129-2-eng-GB\/Radar_sounding_is_opening_up_a_planet_s_third_dimension.jpg\" alt=\"Radar sounding is opening up a planet\u2019s third dimension\"><figcaption>Sondarea radar dezv\u0103luie a treia dimensiune a unei planete<\/figcaption><\/figure>\n<p>Luna lui Jupiter, Europa, este un loc \u00een care un experiment de tip MARSIS ar putea duce la descoperiri fascinante. Se crede c\u0103 Europa are un ocean (cu forme de via\u021b\u0103?) sub crusta sa groas\u0103 \u0219i \u00eenghe\u021bat\u0103. Radarul ar putea, de asemenea, s\u0103 m\u0103soare ad\u00e2ncimile lacurilor de hidrocarburi de pe Titan, luna lui Saturn. De asemenea, ar putea studia gheizerele puternice care erup \u00een spa\u021biu de pe Enceladus, o alt\u0103 lun\u0103 a lui Saturn.<\/p>\n<p>Interiorul asteroizilor \u0219i al cometelor ar putea fi scanat \u00een detaliu cu ajutorul unui sondor radar. Aici, pe P\u0103m\u00e2nt, tehnica MARSIS ar putea fi extrem de util\u0103 pentru studierea calotelor glaciare din Antarctica. Pentru prima dat\u0103, exist\u0103 posibilitatea realiz\u0103rii unor studii tridimensionale ale planetelor \u0219i lunilor \u2013 gra\u021bie capacit\u0103\u021bii radarului de a \u201evedea prin\u201d.<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"400\" data-credit=\"ESA (Animation by AOES Medialab)\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2005\/11\/MARSIS_sending_signals_and_receiving_echoes2\" 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\/11\/marsis_sending_signals_and_receiving_echoes2\/17890983-2-eng-GB\/MARSIS_sending_signals_and_receiving_echoes.jpg\" alt=\"MARSIS sending signals and receiving echoes\"><figcaption>MARSIS transmite semnale \u0219i recep\u021bioneaz\u0103 ecouri<\/figcaption><\/figure>","protected":false},"excerpt":{"rendered":"<p>Superman may have been able to see through walls with his X-ray vision, but European scientists have developed an even more remarkable ability. With the MARSIS radar sounder on ESA\u2019s [&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\/2008\/04\/marsis_fully_deployed2\/17875888-2-eng-GB\/MARSIS_fully_deployed.jpg","esa_banner_description":"MARSIS fully deployed","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2008\/04\/MARSIS_fully_deployed2","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-898","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\/ro\/wp-json\/wp\/v2\/posts\/898","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/comments?post=898"}],"version-history":[{"count":5,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/898\/revisions"}],"predecessor-version":[{"id":4728,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/898\/revisions\/4728"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/media?parent=898"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/categories?post=898"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/tags?post=898"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/panel?post=898"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/language?post=898"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/age?post=898"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/duration?post=898"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/resource_type?post=898"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/audience?post=898"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/wf_post_folders?post=898"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}