{"id":436296,"date":"2020-10-27T07:36:26","date_gmt":"2020-10-27T06:36:26","guid":{"rendered":"https:\/\/hudo.com\/si\/2020\/10\/27\/na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank\/"},"modified":"2020-10-27T07:36:26","modified_gmt":"2020-10-27T06:36:26","slug":"na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank","status":"publish","type":"post","link":"https:\/\/hudo.com\/si\/lifestyle\/na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank\/","title":{"rendered":"Na Luni je dovolj vode za gradnjo \u010dlove\u0161kih postojank"},"content":{"rendered":"<figure>\n\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"660\" height=\"320\" src=\"image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" \/><figcaption>foto:Profimedia<\/figcaption><\/figure>\n<p>Za Luno je doslej veljalo, da je popolnoma suho vesoljsko telo. Kak\u0161nih deset let nazaj so znanstveniki odkrili, da bi v stalno osen\u010denih kraterjih na polih morda lahko obstajali \u017eepi zamrznjene vode. Zdaj pa so v dveh \u0161tudijah, objavljenih v Nature Astronomy, nakazali, da bi bila voda na Luni lahko precej bolj raz\u0161irjena in tudi na la\u017eje dostopnih oson\u010denih predelih.<\/p>\n<h2>Voda se skriva v kamnini<\/h2>\n<p>Prisotnost vode v mineralih Lune so potrdili s spektralno analizo. \u010ce bi to vodo lahko pre\u010distili oz. pridobili, pa bi bil to zelo pomemben vir za astronavte na bodo\u010di lunarni postaji in tudi za morebitne \u010dlove\u0161ke poti naprej v vesolje. Morda bi jo lahko celo uporabili za raketno gorivo, povzema francoska tiskovna agencija AFP.<\/p>\n<p>To je seveda zelo pomembno odkritje za Naso, ki namerava znova poslati \u010dloveka na Luno leta 2024 in nato tam do konca desetletja vzpostaviti stalno bazo za nadaljnjo pot proti Marsu.<\/p>\n<p>Sicer so znanstveniki \u017ee doslej domnevali, da je v mineralnih zrncih na oson\u010denih delih Lune prisotna voda, vendar pa tega vse doslej niso mogli zagotovo potrditi. Spektralne analize namre\u010d niso mogle nedvoumno potrditi, ali gre za molekule vode, ki je sestavljena iz dveh atomov vodika in enega kisika, ali pa zgolj za hidroksilni radikal, ki je sestavljen iz enega atoma vodika in enega kisika.<\/p>\n<p>Nova \u0161tudija pa je zdaj nedvoumno potrdila spektralni odtis molekul vode v oson\u010denih predelih Lune, je za AFP pojasnila vodilna avtorica \u0161tudije Casey Honniball iz Instituta za geofiziko in planetologijo na Havajih.<\/p>\n<p>To jim je uspelo s pomo\u010djo &#8220;lete\u010dega&#8221; stratosferskega infrarde\u010dega observatorija Sofia z uporabo bolj precizne valovne dol\u017eine, kot jo je bilo mogo\u010de uporabljati doslej.<\/p>\n<p>V kraterju Clavius, ki je eden najve\u010djih vidnih z Zemlje, so na\u0161li koncentracijo vode pribli\u017eno 100 do 400 delcev na milijon. &#8220;To je pribli\u017eno 350 mililitrov vode v kubi\u010dnem metru lunarne zemljine,&#8221; je na novinarski konferenci Nase pojasnila Honniballova. Ne gre za &#8220;lu\u017eice vode&#8221;, ampak razpr\u0161ene molekule, je \u0161e poudarila.<\/p>\n<p>Druga \u0161tudija pa se je posvetila polarnim obmo\u010djem Lune. V enemu od kraterjev na ju\u017enem polu, v katerega Sonce nikoli ne posije, so leta 2009 potrdili obstoj zamrznjene vode. Zdaj pa nova \u0161tudija navaja dokaze za obstoj ve\u010d milijard mikro kraterjev, v katerih bi lahko bila majhna koli\u010dina ledu.<\/p>\n<p>&#8220;\u010ce bi stali na povr\u0161ju Lune, blizu enega od polov, bi videli celo galaksijo malih senc, ki se svetlikajo po povr\u0161ju,&#8221; je opisal vodilni avtor \u0161tudije Paul Hayne iz fakultete za astrofiziko ameri\u0161ke Univerze Kolorado.<\/p>\n<p>&#8220;Vsaka od teh senc &#8211; ve\u010dina manj\u0161ih od kovanca &#8211; je izjemno hladna. In ve\u010dina dovolj hladna za to, da bi v njih bil led,&#8221; je dejal in dodal, da to &#8220;nakazuje, da bi bila voda lahko na Luni precej bolj raz\u0161irjena, kot se je sprva menilo&#8221;.<\/p>\n<p>Avtorji te \u0161tudije tudi menijo, da je na Luni pribli\u017eno 40.000 kvadratnih kilometrov tovrstne povr\u0161ine, da bi se v njej lahko skrivala zamrznjena voda.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ameri\u0161ka vesoljska agencija Nasa je potrdila, da Luna le ni tako suha kot poper in da je na povr\u0161ju Lune ve\u010d vode, kot so menili doslej. Molekule vode so odkrili tudi v mineralnih zrncih, \u0161e ve\u010d pa jo je verjetno v sen\u010dnih delih Lune. Znanstveniki se \u017ee nadejajo, da bo vode dovolj za postavitev lunarne postaje.<\/p>\n","protected":false},"author":1,"featured_media":436297,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1091],"tags":[6677,4195,2023,1645],"source":[1522,1518,1552],"supertag":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Na Luni je dovolj vode za gradnjo \u010dlove\u0161kih postojank - Hudo Slovenija<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hudo.com\/si\/lifestyle\/na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank\/\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Na Luni je dovolj vode za gradnjo \u010dlove\u0161kih postojank - Hudo Slovenija\" \/>\n<meta property=\"og:description\" content=\"Ameri\u0161ka vesoljska agencija Nasa je potrdila, da Luna le ni tako suha kot poper in da je na povr\u0161ju Lune ve\u010d vode, kot so menili doslej. Molekule vode so odkrili tudi v mineralnih zrncih, \u0161e ve\u010d pa jo je verjetno v sen\u010dnih delih Lune. Znanstveniki se \u017ee nadejajo, da bo vode dovolj za postavitev lunarne postaje.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hudo.com\/si\/lifestyle\/na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank\/\" \/>\n<meta property=\"og:site_name\" content=\"Hudo Slovenija\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hudo.si\" \/>\n<meta property=\"article:published_time\" content=\"2020-10-27T06:36:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hudo.com\/si\/wp-content\/uploads\/sites\/2\/2020\/10\/profimedia-0565689391.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1250\" \/>\n\t<meta property=\"og:image:height\" content=\"1250\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"hudo\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@hudo_si\" \/>\n<meta name=\"twitter:site\" content=\"@hudo_si\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"hudo\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank\/\"},\"author\":{\"name\":\"hudo\",\"@id\":\"https:\/\/hudo.com\/si\/#\/schema\/person\/601cf3379633985b20f7e50f2bb47707\"},\"headline\":\"Na Luni je dovolj vode za gradnjo \u010dlove\u0161kih postojank\",\"datePublished\":\"2020-10-27T06:36:26+00:00\",\"dateModified\":\"2020-10-27T06:36:26+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank\/\"},\"wordCount\":513,\"publisher\":{\"@id\":\"https:\/\/hudo.com\/si\/#organization\"},\"keywords\":[\"Luna\",\"nasa\",\"vesolje\",\"znanstvene zanimivosti\"],\"articleSection\":[\"Lifestyle\"],\"inLanguage\":\"sl-SI\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank\/\",\"url\":\"https:\/\/hudo.com\/si\/lifestyle\/na-luni-je-dovolj-vode-za-gradnjo-cloveskih-postojank\/\",\"name\":\"Na Luni je dovolj vode za gradnjo \u010dlove\u0161kih postojank - 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