{"id":170655,"date":"2026-08-06T14:06:14","date_gmt":"2026-08-06T14:06:14","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/170655\/"},"modified":"2026-08-06T14:06:14","modified_gmt":"2026-08-06T14:06:14","slug":"tak-detailne-jeste-lide-slunce-nevideli-zabery-odhaluji-deni-na-povrchu","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/170655\/","title":{"rendered":"Tak detailn\u011b je\u0161t\u011b lid\u00e9 Slunce nevid\u011bli. Z\u00e1b\u011bry odhaluj\u00ed d\u011bn\u00ed na povrchu"},"content":{"rendered":"<p class=\"e_bX\">V\u011bdci po\u0159\u00eddili nov\u00e9 sn\u00edmky povrchu Slunce, na nich\u017e jsou s\u00a0dosud nev\u00eddan\u00fdmi detaily zachyceny turbulentn\u00ed struktury podobn\u00e9 v\u00edr\u016fm, napsal den\u00edk <a data-dot=\"atm-link\" target=\"_blank\" rel=\"noopener nofollow\" href=\"https:\/\/www.washingtonpost.com\/science\/2026\/08\/05\/see-detailed-plasma-whirlpools-new-video-suns-surface\/\" class=\"e_n\">The Washington Post<\/a> (WP).<\/p>\n<p class=\"e_bX\">Jde o\u00a0magnetick\u00e9 pole Slunce, kter\u00e9 je p\u016fsoben\u00edm pohybu hork\u00e9ho plynu neust\u00e1le deformov\u00e1no a\u00a0p\u0159emis\u0165ov\u00e1no, dopl\u0148uje pak <a data-dot=\"atm-link\" target=\"_blank\" rel=\"noopener nofollow\" href=\"https:\/\/www.bbc.com\/news\/articles\/c36d4376nd2o\" class=\"e_n\">stanice BBC<\/a>. <\/p>\n<p class=\"e_bX\">\u201eJe velmi obt\u00ed\u017en\u00e9 takov\u00e9 struktury vytvo\u0159it a\u00a0p\u0159ekvapilo n\u00e1s, ale z\u00e1rove\u0148 nadchlo, \u017ee jsme je pozorovali prakticky v\u00a0cel\u00e9m zorn\u00e9m poli,\u201c rozebral v\u00fdjime\u010dnost objevu pro WP David Kuridze, astronom z\u00a0N\u00e1rodn\u00ed slune\u010dn\u00ed observato\u0159e (NSO) a\u00a0jeden z\u00a0hlavn\u00edch autor\u016f studie, kter\u00e1 ve st\u0159edu vy\u0161la v\u00a0odborn\u00e9m \u010dasopise Nature.<\/p>\n<p class=\"e_bX\">Takzvan\u00fd povrch Slunce je ve skute\u010dnosti nestabiln\u00ed, bou\u0159liv\u00e1 masa plazmatu zah\u0159\u00e1t\u00e9ho na p\u0159ibli\u017en\u011b 5500\u00a0stup\u0148\u016f Celsia. Zve\u0159ejn\u011bn\u00e9 z\u00e1b\u011bry zachycuj\u00ed v\u00edry hork\u00e9ho plazmatu, kter\u00e9 se pohybuj\u00ed nahoru a\u00a0dol\u016f podobn\u011b jako bubliny ve vrouc\u00ed vod\u011b.<\/p>\n<p class=\"e_bX\">Neust\u00e1l\u00e9 v\u00ed\u0159en\u00ed je jednou z\u00a0hlavn\u00edch p\u0159\u00ed\u010din v\u00fdron\u016f energie, kter\u00e9 vytv\u00e1\u0159ej\u00ed takzvan\u00e9 vesm\u00edrn\u00e9 po\u010das\u00ed, je\u017e m\u016f\u017ee naru\u0161it fungov\u00e1n\u00ed elektrick\u00fdch s\u00edt\u00ed a\u00a0satelit\u016f na Zemi a\u00a0v krajn\u00edm p\u0159\u00edpad\u011b ohrozit i\u00a0astronauty.<\/p>\n<p><a data-dot=\"mol-article-card-media\" aria-hidden=\"true\" tabindex=\"-1\" href=\"https:\/\/www.seznamzpravy.cz\/clanek\/tech-stanice-iss-starne-a-unika-z-ni-vzduch-nahradu-ale-zatim-nemame-310423\" class=\"e_n f_l8\" rel=\"nofollow noopener\" target=\"_blank\"><img height=\"2812\"   width=\"5000\" src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/08\/iss.jpeg\" loading=\"lazy\" decoding=\"async\" class=\"e_aa e_Z e_T\"\/><\/a><\/p>\n<p class=\"e_bX\">\u201eSlunce je zdrojem t\u00e9to energie a\u00a0ve\u0161ker\u00e9ho vesm\u00edrn\u00e9ho po\u010das\u00ed,\u201c vysv\u011btlil pro BBC David Boboltz z\u00a0NSO. Podle n\u011bj pomohou detailn\u011bj\u0161\u00ed sn\u00edmky na\u0161\u00ed hv\u011bzdy l\u00e9pe reagovat na projevy vesm\u00edrn\u00e9ho po\u010das\u00ed.<\/p>\n<p>Kelvin-Helmholtzova nestabilita<\/p>\n<p class=\"e_bX\">K po\u0159\u00edzen\u00ed sn\u00edmk\u016f v\u011bdci pou\u017eili slune\u010dn\u00ed dalekohled Daniela K. Inouyeho na Havaji, jeho\u017e velk\u00fd pr\u016fm\u011br umo\u017enil zachytit mimo\u0159\u00e1dn\u011b mal\u00e9 detaily.<\/p>\n<p class=\"e_bX\">\u201eP\u0159edchoz\u00ed pozorov\u00e1n\u00ed ve skute\u010dnosti nem\u011bla dostate\u010dnou ostrost, aby tyto struktury dok\u00e1zala rozli\u0161it. Povrch Slunce proto vypadal mnohem hlad\u0161\u00ed, t\u00e9m\u011b\u0159 jako rozost\u0159en\u00e1 fotografie,\u201c uvedla Vanessa Politov\u00e1, fyzi\u010dka ze Slune\u010dn\u00ed a\u00a0astrofyzik\u00e1ln\u00ed laborato\u0159e spole\u010dnosti Lockheed Martin, kter\u00e1 se na studii nepod\u00edlela.<\/p>\n<p class=\"e_bX\">Nov\u011b publikovan\u00e1 studie p\u0159in\u00e1\u0161\u00ed prvn\u00ed d\u016fkaz, \u017ee poruchy a\u00a0v\u00edry na povrchu Slunce vznikaj\u00ed procesem zn\u00e1m\u00fdm jako Kelvin-Helmholtzova nestabilita. Doch\u00e1z\u00ed k\u00a0n\u011bmu na m\u00edstech, kde se st\u00fdkaj\u00ed dv\u011b proud\u00edc\u00ed vrstvy plynu nebo kapaliny. Ob\u011b tekutiny se mohou li\u0161it nap\u0159\u00edklad rychlost\u00ed pohybu nebo hustotou, co\u017e mezi nimi zp\u016fsobuje vznik vlnov\u00fdch struktur.<\/p>\n<p class=\"e_bX\">Tento efekt lze n\u011bkdy pozorovat v\u00a0oblac\u00edch, kdy\u017e se jedna vrstva vzduchu pohybuje v\u00fdrazn\u011b rychleji ne\u017e vrstva pod n\u00ed.<\/p>\n<p class=\"e_bX\">Nejnov\u011bj\u0161\u00ed objev by mohl v\u011bdc\u016fm pomoci rozlu\u0161tit jednu z\u00a0nejv\u011bt\u0161\u00edch z\u00e1had p\u0159i studiu Slunce. Po\u0159\u00e1d s\u00a0jistotou nev\u011bd\u00ed, jak je mo\u017en\u00e9, \u017ee je slune\u010dn\u00ed korona o\u00a0hodn\u011b teplej\u0161\u00ed ne\u017e samotn\u00fd povrch hv\u011bzdy, kde by m\u011bla podle z\u00e1kladn\u00ed logiky z\u00e1kon\u016f termodynamiky b\u00fdt teplota vy\u0161\u0161\u00ed. <\/p>\n<p class=\"e_bX\">Zn\u00e1m\u00e9 nen\u00ed ani p\u0159esn\u00e9 chemick\u00e9 slo\u017een\u00ed hv\u011bzdy a\u00a0sou\u010dasn\u00e9 po\u010d\u00edta\u010de po\u0159\u00e1d nedok\u00e1\u017eou ud\u011blat jej\u00ed dokonal\u00fd model.<\/p>\n<p><img height=\"1209\"   width=\"1328\" src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/08\/slunce.jpeg\" loading=\"lazy\" decoding=\"async\" class=\"e_aa e_Z e_T\"\/>Foto: Seznam Zpr\u00e1vy<\/p>\n<p class=\"e_bX\">Slune\u010dn\u00ed korona je nesrovnateln\u011b teplej\u0161\u00ed ne\u017e ni\u017e\u0161\u00ed vrstvy.<\/p>\n","protected":false},"excerpt":{"rendered":"V\u011bdci po\u0159\u00eddili nov\u00e9 sn\u00edmky povrchu Slunce, na nich\u017e jsou s\u00a0dosud nev\u00eddan\u00fdmi detaily zachyceny turbulentn\u00ed struktury podobn\u00e9 v\u00edr\u016fm, napsal&hellip;\n","protected":false},"author":2,"featured_media":170656,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[11],"tags":[7978,41802,41803,8279,54,1540,53,52],"class_list":["post-170655","post","type-post","status-publish","format-standard","has-post-thumbnail","category-svet","tag-slunce","tag-slunecni-erupce","tag-slunecni-skvrny","tag-slunecni-soustava","tag-svet","tag-vesmir","tag-world","tag-world-news"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/117048953072258823","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/170655","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=170655"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/170655\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/170656"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=170655"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=170655"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=170655"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}