{"id":42237,"date":"2026-04-01T11:46:07","date_gmt":"2026-04-01T11:46:07","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/42237\/"},"modified":"2026-04-01T11:46:07","modified_gmt":"2026-04-01T11:46:07","slug":"rubiny-a-safiry-na-marsu-vedce-nadchnul-objev-vozitka-perseverance","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/42237\/","title":{"rendered":"Rub\u00edny a saf\u00edry na Marsu? V\u011bdce nadchnul objev voz\u00edtka Perseverance"},"content":{"rendered":"<p>Robotick\u00e9 voz\u00edtko Perseverance u\u010dinilo dal\u0161\u00ed velk\u00fd objev. V n\u011bkolika obl\u00e1zc\u00edch na\u0161lo drobn\u00e1 zrnka korundu (krystalick\u00fd oxid hlinit\u00fd), mimo\u0159\u00e1dn\u011b tvrd\u00e9ho miner\u00e1lu, jeho\u017e barevn\u00e9 odr\u016fdy zn\u00e1me ze Zem\u011b jako rub\u00edn \u010di saf\u00edr.<\/p>\n<p data-start=\"255\" data-end=\"648\">Jeliko\u017e <a href=\"https:\/\/www.ndtv.com\/science\/scientists-surprised-to-find-fluorescent-ruby-like-gems-on-mars-11239977\" rel=\"nofollow noopener\" target=\"_blank\">byly <\/a>\u010d\u00e1stice objeven\u00e9 na Marsu men\u0161\u00ed ne\u017e dv\u011b desetiny milimetru, nelze se o tomto tvrzen\u00ed p\u0159esv\u011bd\u010dit na vlastn\u00ed o\u010di. N\u00e1lez ofici\u00e1ln\u011b prezentoval v\u011bdeck\u00fd t\u00fdm z N\u00e1rodn\u00ed laborato\u0159e v Los Alamos na konferenci Lunar and Planetary Science v Texasu a vzbudil tak zna\u010dn\u00fd rozruch. Pom\u00e1h\u00e1 toti\u017e up\u0159esnit geologickou minulost rud\u00e9 planety a nazna\u010duje, \u017ee mohla b\u00fdt pest\u0159ej\u0161\u00ed, ne\u017e jsme si mysleli.<\/p>\n<p data-start=\"650\" data-end=\"867\">Rover zrnka korundu objevil v hornin\u011b Hampden River pomoc\u00ed p\u0159\u00edstroje SuperCam, kter\u00fd vyu\u017e\u00edv\u00e1 dva r\u016fzn\u00e9 lasery k odpa\u0159ov\u00e1n\u00ed materi\u00e1lu z povrchu nebo k vyvol\u00e1v\u00e1n\u00ed luminiscence. Miner\u00e1ly pod paprskem laseru jasn\u011b z\u00e1\u0159ily.<\/p>\n<p data-start=\"869\" data-end=\"1222\">Anal\u00fdza pot\u00e9 <a href=\"https:\/\/www.newscientist.com\/article\/2519933-fluorescent-ruby-like-gems-have-been-found-on-mars-for-the-first-time\/\" rel=\"nofollow noopener\" target=\"_blank\">odhalila <\/a>spektr\u00e1ln\u00ed \u010d\u00e1ry odpov\u00eddaj\u00edc\u00ed korundu a v\u00fdsledky se shodovaly s pozemsk\u00fdm m\u011b\u0159en\u00edm rub\u00edn\u016f. Kde se tam ale zrnka korundu vzala? Na Zemi vznikaj\u00ed ve specifick\u00e9m prost\u0159ed\u00ed bohat\u00e9m na hlin\u00edk a chud\u00e9m na k\u0159em\u00edk. Mars v\u0161ak nen\u00ed tektonicky aktivn\u00ed. Podle v\u011bdc\u016f tak musela vzniknout p\u0159i dopadech meteorit\u016f, kter\u00e9 rychle stla\u010dily a zah\u0159\u00e1ly povrchov\u00fd prach.<\/p>\n","protected":false},"excerpt":{"rendered":"Robotick\u00e9 voz\u00edtko Perseverance u\u010dinilo dal\u0161\u00ed velk\u00fd objev. V n\u011bkolika obl\u00e1zc\u00edch na\u0161lo drobn\u00e1 zrnka korundu (krystalick\u00fd oxid hlinit\u00fd), mimo\u0159\u00e1dn\u011b&hellip;\n","protected":false},"author":2,"featured_media":42238,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[2038,16580,5367,8020,2037,16578,16579,74,73,78,75,77,76],"class_list":{"0":"post-42237","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-veda-a-technika","8":"tag-clanek","9":"tag-horniny","10":"tag-mars","11":"tag-mineraly","12":"tag-nedd","13":"tag-perseverance","14":"tag-ruda-planeta","15":"tag-science","16":"tag-science-technology","17":"tag-technika","18":"tag-technology","19":"tag-veda","20":"tag-veda-a-technika"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/116329289083725888","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/42237","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=42237"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/42237\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/42238"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=42237"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=42237"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=42237"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}