{"id":435750,"date":"2020-10-20T08:25:35","date_gmt":"2020-10-20T06:25:35","guid":{"rendered":"https:\/\/hudo.com\/si\/2020\/10\/20\/nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida\/"},"modified":"2020-10-20T08:25:35","modified_gmt":"2020-10-20T06:25:35","slug":"nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida","status":"publish","type":"post","link":"https:\/\/hudo.com\/si\/lifestyle\/nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida\/","title":{"rendered":"Nasa bo poskusila pridobiti vzorce kamnine z asteroida"},"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>Povr\u0161ina asteroida Bennu (foto:Profimedia)<\/figcaption><\/figure>\n<p>V okviru ve\u010d ur trajajo\u010dega podviga se bo sonda Osiris Rex na nekaj metrov pribli\u017eala asteroidu Bennu in poskusila odvzeti vzorec s pomo\u010djo robotske roke. Ta se bo za okrog pet sekund dotaknila asteroida in pri tem iztisnila plin, ki naj bi privzdignil in zavrtin\u010dil zgornje plasti povr\u0161ja.<\/p>\n<h2>Osiris Rex \u017ee dve leti preiskuje asteroid Bennu<\/h2>\n<p>\u010ce bo \u0161lo vse po sre\u010di, bo robotska roka pri tem ujela vzorec, nato pa oddrsela stran. Cilj je pridobiti vsaj 60 gramov prahu in peska, a znanstveniki in in\u017eenirji, ki sodelujejo pri operaciji, se nadejajo celo do kilograma ali ve\u010d, poro\u010da britanski BBC.<\/p>\n<p>Do stika med asteroidom in sondo naj bi pri\u0161lo malo po polno\u010di po srednjeevropskem \u010dasu, ko bosta od Zemlje oddaljena pribli\u017eno 330 milijonov kilometrov. Celoten postopek bo avtomatiziran, saj niti ni druge mo\u017enosti. Radijski signali namre\u010d zaradi razdalje za pot do sonde potrebujejo okrog 18 minut.<\/p>\n<figure>\n\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"660\" height=\"320\" src=\"image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" \/><figcaption>Ilustracija na\u010drtovane operacije sonde Osiris Rex na asteroidu Bennu (foto:Profimedia)<\/figcaption><\/figure>\n<p>Osiris Rex se je na pot v vesolje podala septembra 2016 in dve leti pozneje dospela v bli\u017eino Bennuja. Odtlej pribli\u017eno \u0161est metrov dolga in 2100 kilogramov te\u017eka sonda obkro\u017ea asteroid in ga preiskuje z svojimi instrumenti in kamerami. Vrnitev skupaj z vzorcem asteroida je predvidena septembra 2023.<\/p>\n<p>\u010crn asteroid, ki je dobil ime po starodavnem egip\u010danskem bo\u017eanstvu, v premeru meri nekaj ve\u010d kot 500 metrov in bi lahko \u010dez ve\u010d kot 150 let pri\u0161el precej blizu Zemlji, pri \u010demer pa je nevarnost trka majhna, pi\u0161e nem\u0161ka tiskovna agencija dpa.<\/p>\n<p>Znanstveniki upajo, da bodo s pomo\u010djo pribli\u017eno milijardo dolarjev drage misije izvedeli ve\u010d o izvoru na\u0161ega oson\u010dja.<\/p>\n<p>Nasa tesno sodeluje tudi z japonsko vesoljsko agencijo, saj je njena sonda Hayabusa-2 lani uspe\u0161no pridobila vzorec drugega asteroida, poimenovanega Ryugu. Misija se z okrog 100 miligramov te\u017ekim vzorcem domov vra\u010da decembra. Njena predhodnica Hayabusa pa je leta 2010 na Zemljo prinesla sploh prvi tovrstni vzorec dotlej.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sonda ameri\u0161ke vesoljske agencije Nasa bo danes poskusila pridobiti vzorec z asteroida in ga nato prinesti na Zemljo, kjer naj bi bil dele\u017een nadaljnjih raziskav. Zapleteni manever predstavlja prvi tovrstni poskus agencije, ki ga bo pozno zve\u010der po srednjeevropskem \u010dasu v \u017eivo prena\u0161ala na svoji spletni strani.<\/p>\n","protected":false},"author":1,"featured_media":435751,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1091],"tags":[8517,4195,2023,1645],"source":[1522,1518,1527],"supertag":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Nasa bo poskusila pridobiti vzorce kamnine z asteroida - 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\/nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida\/\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nasa bo poskusila pridobiti vzorce kamnine z asteroida - Hudo Slovenija\" \/>\n<meta property=\"og:description\" content=\"Sonda ameri\u0161ke vesoljske agencije Nasa bo danes poskusila pridobiti vzorec z asteroida in ga nato prinesti na Zemljo, kjer naj bi bil dele\u017een nadaljnjih raziskav. Zapleteni manever predstavlja prvi tovrstni poskus agencije, ki ga bo pozno zve\u010der po srednjeevropskem \u010dasu v \u017eivo prena\u0161ala na svoji spletni strani.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hudo.com\/si\/lifestyle\/nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida\/\" \/>\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=\"2020-10-20T06:25:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hudo.com\/si\/wp-content\/uploads\/sites\/2\/2020\/10\/profimedia-0443733536.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1250\" \/>\n\t<meta property=\"og:image:height\" content=\"831\" \/>\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=\"2 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida\/\"},\"author\":{\"name\":\"hudo\",\"@id\":\"https:\/\/hudo.com\/si\/#\/schema\/person\/601cf3379633985b20f7e50f2bb47707\"},\"headline\":\"Nasa bo poskusila pridobiti vzorce kamnine z asteroida\",\"datePublished\":\"2020-10-20T06:25:35+00:00\",\"dateModified\":\"2020-10-20T06:25:35+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida\/\"},\"wordCount\":344,\"publisher\":{\"@id\":\"https:\/\/hudo.com\/si\/#organization\"},\"keywords\":[\"asteroid\",\"nasa\",\"vesolje\",\"znanstvene zanimivosti\"],\"articleSection\":[\"Lifestyle\"],\"inLanguage\":\"sl-SI\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida\/\",\"url\":\"https:\/\/hudo.com\/si\/lifestyle\/nasa-bo-poskusila-pridobiti-vzorce-kamnine-z-asteroida\/\",\"name\":\"Nasa bo poskusila pridobiti vzorce kamnine z asteroida - 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