{"id":56545,"date":"2026-04-16T09:42:09","date_gmt":"2026-04-16T09:42:09","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/56545\/"},"modified":"2026-04-16T09:42:09","modified_gmt":"2026-04-16T09:42:09","slug":"miliardy-let-stary-mrazak-na-dne-mesicnich-krateru-lezi-klic-k-dalsimu-kroku-do-vesmiru-aktualne-cz","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/56545\/","title":{"rendered":"Miliardy let star\u00fd mraz\u00e1k. Na dn\u011b m\u011bs\u00ed\u010dn\u00edch kr\u00e1ter\u016f le\u017e\u00ed kl\u00ed\u010d k dal\u0161\u00edmu kroku do vesm\u00edru \u2013 Aktu\u00e1ln\u011b.cz"},"content":{"rendered":"

Kl\u00ed\u010dem k pochopen\u00ed m\u011bs\u00ed\u010dn\u00ed vody jsou takzvan\u00e9 \u201echladn\u00e9 pasti\u201c – kr\u00e1tery na m\u011bs\u00ed\u010dn\u00edm povrchu, kter\u00e9 se nach\u00e1zej\u00ed v trval\u00e9m st\u00ednu a v n\u011bkter\u00fdch p\u0159\u00edpadech nevid\u011bly slune\u010dn\u00ed sv\u011btlo u\u017e miliardy let. V t\u011bchto oblastech panuj\u00ed extr\u00e9mn\u011b n\u00edzk\u00e9 teploty, tak\u017ee p\u0159\u00edpadn\u00fd led se nevypa\u0159uje do kosmick\u00e9ho prostoru. <\/p>\n

Nyn\u00ed v\u011bdci analyzovali teplotn\u00ed data z p\u0159\u00edstroje Diviner na sond\u011b NASA Lunar Reconnaissance Orbiter a pomoc\u00ed po\u010d\u00edta\u010dov\u00fdch simulac\u00ed modelovali v\u00fdvoj m\u011bs\u00ed\u010dn\u00edch kr\u00e1ter\u016f v pr\u016fb\u011bhu \u010dasu. V\u00fdsledky uk\u00e1zaly zaj\u00edmav\u00fd vzorec: Nejstar\u0161\u00ed a nejd\u00e9le zast\u00edn\u011bn\u00e9 kr\u00e1tery z\u00e1rove\u0148 vykazuj\u00ed nejsiln\u011bj\u0161\u00ed zn\u00e1mky p\u0159\u00edtomnosti ledu. \u201eZd\u00e1 se, \u017ee nejstar\u0161\u00ed kr\u00e1tery na M\u011bs\u00edci obsahuj\u00ed tak\u00e9 nejv\u00edce ledu. To nazna\u010duje, \u017ee se voda na M\u011bs\u00edci hromadila v\u00edcem\u00e9n\u011b nep\u0159etr\u017eit\u011b po dobu t\u0159\u00ed a\u017e t\u0159\u00ed a p\u016fl miliardy let,\u201c vysv\u011btluje planet\u00e1rn\u00ed v\u011bdec Paul Hayne v mezin\u00e1rodn\u00ed studii publikovan\u00e9 v \u010dasopise Nature Astronomy<\/a>.<\/p>\n

Souvisej\u00edc\u00ed<\/p>\n

\"Z\"Z\"Z<\/p>\n

6 fotografi\u00edProhl\u00e9dnout si 6 fotografi\u00ed<\/p>\n

Ledov\u00fd poklad v kr\u00e1teru Haworth<\/p>\n

Led v\u0161ak nen\u00ed rozlo\u017een\u00fd rovnom\u011brn\u011b, co\u017e v\u011bdce dlouho m\u00e1tlo. Zat\u00edmco n\u011bkter\u00e9 \u201emraz\u00e1ky\u201c jsou pln\u00e9, jin\u00e9 zej\u00ed pr\u00e1zdnotou. \u201eJe jasn\u00e9, \u017ee led m\u00e1 velmi nerovnom\u011brn\u00e9 rozlo\u017een\u00ed. Nesoust\u0159ed\u00ed se ve stejn\u00e9m mno\u017estv\u00ed v ka\u017ed\u00e9m kr\u00e1teru a dlouho jsme nem\u011bli dobr\u00e9 vysv\u011btlen\u00ed pro\u010d,\u201c dod\u00e1v\u00e1 Hayne.<\/p>\n

\"kr\u00e1tery\"<\/p>\n

Jedn\u00edm z nejslibn\u011bj\u0161\u00edch kandid\u00e1t\u016f je kr\u00e1ter Haworth pobl\u00ed\u017e ji\u017en\u00edho p\u00f3lu M\u011bs\u00edce.Foto: NASA<\/p>\n

Studie nyn\u00ed jako hlavn\u00edho favorita pro budouc\u00ed t\u011b\u017ebu vytipovala kr\u00e1ter Haworth pobl\u00ed\u017e ji\u017en\u00edho p\u00f3lu. Ten podle model\u016f z\u016fst\u00e1v\u00e1 v permanentn\u00edm st\u00ednu p\u0159es t\u0159i miliardy let, co\u017e z n\u011bj \u010din\u00ed ide\u00e1ln\u00ed rezervo\u00e1r. <\/p>\n

\u201eNaj\u00edt vodu mimo Zemi ve vyu\u017eiteln\u00e9 podob\u011b pat\u0159\u00ed k nejd\u016fle\u017eit\u011bj\u0161\u00edm v\u00fdzv\u00e1m sou\u010dasn\u00e9 astronomie,\u201c podot\u00fdk\u00e1 vedouc\u00ed v\u00fdzkumu Oded Aharonson.<\/p>\n

Odkud se vzala? Mo\u017en\u00e1 ze sopek<\/p>\n

P\u016fvod m\u011bs\u00ed\u010dn\u00ed vody z\u016fst\u00e1v\u00e1 p\u0159edm\u011btem debat, ale sc\u00e9n\u00e1\u0159 o jednor\u00e1zov\u00e9m dopadu ob\u0159\u00ed komety ustupuje do pozad\u00ed. V\u011bdci se nyn\u00ed p\u0159ikl\u00e1n\u011bj\u00ed ke kombinaci n\u011bkolika vliv\u016f. \u010c\u00e1st vody mohla na povrch vytla\u010dit d\u00e1vn\u00e1 sope\u010dn\u00e1 \u010dinnost z nitra M\u011bs\u00edce, zbytek doru\u010dily komety a asteroidy.<\/p>\n

Voda dra\u017e\u0161\u00ed ne\u017e diamanty<\/p>\n

Dov\u00e9zt vodu ze Zem\u011b na M\u011bs\u00edc je logistick\u00e1 no\u010dn\u00ed m\u016fra.<\/p>\n

Cena: Doprava jednoho kilogramu n\u00e1kladu na M\u011bs\u00edc stoj\u00ed p\u0159ibli\u017en\u011b 1,2 milionu dolar\u016f (cca 28 milion\u016f korun). Sklenice vody ze Zem\u011b by tak st\u00e1la v\u00edc ne\u017e luxusn\u00ed auto.<\/p>\n

Hmotnostn\u00ed past: Aby raketa vynesla 1 kg vody na M\u011bs\u00edc, spot\u0159ebuje des\u00edtky kilogram\u016f vlastn\u00edho paliva.<\/p>\n

M\u011bs\u00ed\u010dn\u00ed \u201et\u011b\u017eba\u201c: Pokud bude mo\u017en\u00e9 vyu\u017e\u00edt led z kr\u00e1teru Haworth, cena za litr vody klesne o 95\u201399 procent.<\/p>\n

Strategick\u00e1 surovina: Z jednoho kub\u00edku m\u011bs\u00ed\u010dn\u00edho ledu lze vyrobit dostatek kysl\u00edku pro jednoho astronauta na 200 dn\u00ed.<\/p>\n

P\u0159ekvapiv\u011b se voda m\u016f\u017ee tvo\u0159it i dnes. \u201eSlune\u010dn\u00ed v\u00edtr neust\u00e1le bombarduje M\u011bs\u00edc vod\u00edkem, kter\u00fd se p\u0159i kontaktu s m\u011bs\u00ed\u010dn\u00edm prachem m\u016f\u017ee p\u0159em\u011bnit na vodu,\u201c uv\u00e1d\u00ed Hayne.<\/p>\n

Objev m\u00e1 obrovsk\u00fd praktick\u00fd v\u00fdznam. Voda na M\u011bs\u00edci nebude slou\u017eit jen k pit\u00ed pro astronauty. Jej\u00edm rozkladem lze z\u00edskat vod\u00edk a kysl\u00edk \u2013 tedy z\u00e1kladn\u00ed suroviny pro v\u00fdrobu raketov\u00e9ho paliva. M\u011bs\u00edc by se tak mohl st\u00e1t \u201e\u010derpac\u00ed stanic\u00ed\u201c pro lety k Marsu a d\u00e1l do slune\u010dn\u00ed soustavy.<\/p>\n

P\u0159esn\u00e9 odpov\u011bdi v\u0161ak podle v\u011bdc\u016f p\u0159inese a\u017e p\u0159\u00edm\u00fd pr\u016fzkum. \u201eNakonec tuto ot\u00e1zku vy\u0159e\u0161\u00ed pouze anal\u00fdza vzork\u016f,\u201c \u0159\u00edk\u00e1 Hayne. \u201eBudeme muset na M\u011bs\u00edc vyrazit, analyzovat materi\u00e1l p\u0159\u00edmo tam nebo ho dopravit zp\u011bt na Zemi.\u201c<\/p>\n

Video: Vesm\u00edr jako nov\u00e9 boji\u0161t\u011b<\/p>\n

Zdroje: University of Colorado<\/a>, Nature Astronomy<\/a>, Universe Today<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"Kl\u00ed\u010dem k pochopen\u00ed m\u011bs\u00ed\u010dn\u00ed vody jsou takzvan\u00e9 \u201echladn\u00e9 pasti\u201c – kr\u00e1tery na m\u011bs\u00ed\u010dn\u00edm povrchu, kter\u00e9 se nach\u00e1zej\u00ed v…\n","protected":false},"author":2,"featured_media":56546,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[3870,74,73,78,75,77,76,1540,3215],"class_list":{"0":"post-56545","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-veda-a-technika","8":"tag-mesic","9":"tag-science","10":"tag-science-technology","11":"tag-technika","12":"tag-technology","13":"tag-veda","14":"tag-veda-a-technika","15":"tag-vesmir","16":"tag-voda"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/116413736108502562","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/56545","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/comments?post=56545"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/56545\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/56546"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=56545"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=56545"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=56545"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}