Z\u00e1hadn\u00e9 sv\u011bteln\u00e9 jevy na obloze fascinuji lidstvo ji\u017e po stalet\u00ed. Lid\u00e9 byli sv\u011bdky neobvykl\u00fdch z\u00e1blesk\u016f, pohybuj\u00edc\u00edch se sv\u011btel, podivn\u00fdch z\u00e1\u0159\u00edc\u00edch objekt\u016f nebo \u201el\u00e9taj\u00edc\u00edch\u201c sv\u011bteln\u00fdch \u0159et\u011bzc\u016f. Tyto jevy \u010dasto vedou k ot\u00e1zk\u00e1m o jejich p\u016fvodu \u2013 jsou to p\u0159\u00edrodn\u00ed jevy, nebo se jedn\u00e1 o n\u011bco, co z\u016fst\u00e1v\u00e1 mimo na\u0161e v\u011bdeck\u00e9 ch\u00e1p\u00e1n\u00ed? Poj\u010fme se pod\u00edvat na n\u011bkter\u00e9 z nej\u010dast\u011bj\u0161\u00edch z\u00e1hadn\u00fdch sv\u011bteln\u00fdch jev\u016f a pokusme se zjistit, co je za nimi.<\/p>\n\n\n\n
1. Sv\u011bteln\u00e9 sloupy<\/strong><\/p>\n\n\n\n Sv\u011bteln\u00e9 sloupy jsou vertik\u00e1ln\u00ed paprsky sv\u011btla, kter\u00e9 se obvykle objevuj\u00ed v chladn\u00fdch podm\u00ednk\u00e1ch, kdy\u017e sv\u011btlo odr\u00e1\u017e\u00ed z ledov\u00fdch krystalk\u016f ve vzduchu. Tento jev je zp\u016fsoben sv\u011btlem, kter\u00e9 se odr\u00e1\u017e\u00ed od zmrzl\u00fdch \u010d\u00e1stic v atmosf\u00e9\u0159e, a vznikaj\u00ed tak jak\u00e9si sloupy sv\u011btla, kter\u00e9 mohou b\u00fdt bled\u011b b\u00edl\u00e9, \u010derven\u00e9 nebo oran\u017eov\u00e9. Nej\u010dast\u011bji je tento jev pozorov\u00e1n v oblastech, kde je zima, a \u010dasto je vid\u011bt p\u0159i v\u00fdchodu nebo z\u00e1padu slunce.<\/p>\n\n\n\n 2. Aurora borealis (pol\u00e1rn\u00ed z\u00e1\u0159e)<\/strong><\/p>\n\n\n\n Aurora borealis, nebo-li pol\u00e1rn\u00ed z\u00e1\u0159e, je jedn\u00edm z nejzn\u00e1m\u011bj\u0161\u00edch sv\u011bteln\u00fdch jev\u016f, kter\u00fd se objevuje na pol\u00e1rn\u00edch oblastech. Tento fascinuj\u00edc\u00ed jev vznik\u00e1, kdy\u017e slune\u010dn\u00ed v\u00edtr interaguje s magnetick\u00fdm polem Zem\u011b. Vznikaj\u00ed tak ionizovan\u00e9 \u010d\u00e1stice, kter\u00e9 vyd\u00e1vaj\u00ed sv\u011btlo v r\u016fzn\u00fdch barv\u00e1ch \u2013 zelen\u00e9, \u010derven\u00e9, fialov\u00e9 nebo modr\u00e9. Pol\u00e1rn\u00ed z\u00e1\u0159e je jedn\u00edm z nejv\u00edce fotografovan\u00fdch a obdivovan\u00fdch jev\u016f na obloze.<\/p>\n\n\n\n 3. Sv\u011bteln\u00e9 koule a UFO<\/strong><\/p>\n\n\n\n Sv\u011bteln\u00e9 koule nebo \u201el\u00e9taj\u00edc\u00ed sv\u011btla\u201c jsou jev, kter\u00fd \u010dasto b\u00fdv\u00e1 p\u0159i\u010d\u00edt\u00e1n paranorm\u00e1ln\u00edm jev\u016fm, v\u010detn\u011b UFO (neidentifikovan\u00fdch l\u00e9taj\u00edc\u00edch objekt\u016f). Tyto koule sv\u011btla jsou obvykle popisov\u00e1ny jako pohybuj\u00edc\u00ed se objekty na obloze, kter\u00e9 mohou b\u00fdt r\u016fzn\u00fdch velikost\u00ed a barev. N\u011bkter\u00e9 zpr\u00e1vy nazna\u010duj\u00ed, \u017ee sv\u011bteln\u00e9 koule se mohou chovat zp\u016fsobem, kter\u00fd je t\u011b\u017eko vysv\u011btliteln\u00fd b\u011b\u017en\u00fdmi p\u0159\u00edrodn\u00edmi jevy, co\u017e vede n\u011bkter\u00e9 pozorovatele k tomu, aby je spojovali s n\u00e1v\u0161t\u011bvami mimozemsk\u00fdch civilizac\u00ed.<\/p>\n\n\n\n Ve skute\u010dnosti v\u0161ak m\u016f\u017ee b\u00fdt tento jev zp\u016fsoben atmosf\u00e9rick\u00fdmi podm\u00ednkami, nap\u0159\u00edklad elektrick\u00fdmi v\u00fdboji nebo chemick\u00fdmi reakcemi v atmosf\u00e9\u0159e. Tak\u00e9 n\u011bkter\u00e9 meteorologick\u00e9 jevy, jako jsou \u201esv\u011bteln\u00e9 blesky\u201c, mohou v\u00e9st k podobn\u00e9mu vzhledu sv\u011bteln\u00fdch koul\u00ed.<\/p>\n\n\n\n 4. Meteority a bolidy<\/strong><\/p>\n\n\n\n Dal\u0161\u00ed velmi b\u011b\u017en\u00fd sv\u011bteln\u00fd jev, kter\u00fd m\u016f\u017ee b\u00fdt pova\u017eov\u00e1n za z\u00e1hadn\u00fd, je meteor nebo bolid. Tyto objekty jsou ve skute\u010dnosti meteority, kter\u00e9 vstupuj\u00ed do atmosf\u00e9ry Zem\u011b a b\u011bhem sv\u00e9ho p\u00e1du na Zemi se zah\u0159\u00edvaj\u00ed, co\u017e zp\u016fsobuje jejich jasn\u00e9 z\u00e1blesky. Pokud je meteor dostate\u010dn\u011b velk\u00fd, m\u016f\u017ee vyvolat i v\u00fdbuch nebo vytvo\u0159it jasn\u00fd p\u00e1s sv\u011btla, kter\u00fd se t\u00e1hne po obloze. N\u011bkte\u0159\u00ed lid\u00e9 mohou tento jev pova\u017eovat za n\u011bco nadp\u0159irozen\u00e9ho, ale jde o p\u0159irozen\u00fd jev spojen\u00fd s meteority.<\/p>\n\n\n\n 5. Sv\u011bteln\u00e1 z\u00e1\u0159e po bou\u0159k\u00e1ch (elfy, sprites a jets)<\/strong><\/p>\n\n\n\n Ve vy\u0161\u0161\u00edch vrstv\u00e1ch atmosf\u00e9ry, nad bou\u0159kov\u00fdmi mraky, mohou vznikat kr\u00e1tkodob\u00e9 sv\u011bteln\u00e9 jevy zn\u00e1m\u00e9 jako \u201eelfy\u201c, \u201esprites\u201c a \u201ejets\u201c. Tyto jevy jsou zp\u016fsobeny elektrick\u00fdmi v\u00fdboji, kter\u00e9 vznikaj\u00ed p\u0159i bou\u0159k\u00e1ch. \u201eElfy\u201c jsou obvykle v podob\u011b roz\u0161\u00ed\u0159en\u00fdch sv\u011bteln\u00fdch z\u00e1blesk\u016f, \u201esprites\u201c vypadaj\u00ed jako \u010derven\u00e9 nebo oran\u017eov\u00e9 pruhy, kter\u00e9 se objevuj\u00ed nad bou\u0159kov\u00fdmi oblaky, a \u201ejets\u201c mohou m\u00edt podobu sv\u011bteln\u00fdch sloup\u016f. Tyto jevy jsou pom\u011brn\u011b vz\u00e1cn\u00e9 a mohou b\u00fdt viditeln\u00e9 pouze za ur\u010dit\u00fdch podm\u00ednek.<\/p>\n\n\n\n 6. Sv\u011bteln\u00e9 z\u00e1blesky a optick\u00e9 jevy<\/strong><\/p>\n\n\n\n Existuje tak\u00e9 n\u011bkolik optick\u00fdch jev\u016f, kter\u00e9 mohou na obloze vytv\u00e1\u0159et sv\u011bteln\u00e9 z\u00e1blesky, i kdy\u017e nemaj\u00ed \u017e\u00e1dnou souvislost s nezn\u00e1m\u00fdmi jevy. Nap\u0159\u00edklad jev zvan\u00fd \u201ehalo\u201c m\u016f\u017ee b\u00fdt zp\u016fsoben p\u0159\u00edtomnost\u00ed ledov\u00fdch krystal\u016f v atmosf\u00e9\u0159e, kter\u00e9 oh\u00fdbaj\u00ed sv\u011btlo a vytv\u00e1\u0159ej\u00ed kruhov\u00fd nebo prstencov\u00fd obrazec kolem Slunce nebo M\u011bs\u00edce. Podobn\u011b se m\u016f\u017ee objevit i \u201esun dog\u201c, co\u017e je jev, kdy kolem Slunce vznikaj\u00ed jasn\u00e9 sv\u011bteln\u00e9 body. Tyto optick\u00e9 iluze \u010dasto b\u00fdvaj\u00ed pova\u017eov\u00e1ny za nadp\u0159irozen\u00e9 nebo z\u00e1hadn\u00e9 jevy.<\/p>\n\n\n\n Z\u00e1v\u011br:<\/strong><\/p>\n\n\n\n Z\u00e1hadn\u00e9 sv\u011bteln\u00e9 jevy na obloze mohou b\u00fdt fascinuj\u00edc\u00ed a n\u011bkter\u00e9 z nich mohou vyvol\u00e1vat dojem, \u017ee jsou nad r\u00e1mec b\u011b\u017en\u00e9ho v\u011bdeck\u00e9ho vysv\u011btlen\u00ed. Ve skute\u010dnosti v\u0161ak v\u011bt\u0161ina t\u011bchto jev\u016f m\u00e1 p\u0159\u00edrodn\u00ed v\u011bdeck\u00e9 vysv\u011btlen\u00ed, by\u0165 n\u011bkter\u00e9 z nich mohou b\u00fdt vz\u00e1cn\u00e9 nebo se vyskytovat za zvl\u00e1\u0161tn\u00edch podm\u00ednek. Z\u00e1rove\u0148 je fascinuj\u00edc\u00ed, jak lid\u00e9 od prad\u00e1vna interpretovali tyto sv\u011bteln\u00e9 jevy a jak\u00fd vliv maj\u00ed na na\u0161i p\u0159edstavivost. A\u0165 u\u017e se jedn\u00e1 o pol\u00e1rn\u00ed z\u00e1\u0159i, sv\u011bteln\u00e9 koule nebo meteority, sv\u011bteln\u00e9 jevy na obloze nad\u00e1le z\u016fst\u00e1vaj\u00ed jedn\u00edm z nejtajemn\u011bj\u0161\u00edch a nejkr\u00e1sn\u011bj\u0161\u00edch fenom\u00e9n\u016f, kter\u00e9 lid\u00e9 mohou pozorovat.<\/p>\n","protected":false},"excerpt":{"rendered":" Z\u00e1hadn\u00e9 sv\u011bteln\u00e9 jevy na obloze fascinuji lidstvo ji\u017e po stalet\u00ed. Lid\u00e9 byli sv\u011bdky neobvykl\u00fdch z\u00e1blesk\u016f, pohybuj\u00edc\u00edch se sv\u011btel, podivn\u00fdch z\u00e1\u0159\u00edc\u00edch objekt\u016f nebo \u201el\u00e9taj\u00edc\u00edch\u201c sv\u011bteln\u00fdch \u0159et\u011bzc\u016f. Tyto jevy \u010dasto vedou k…<\/p>\n","protected":false},"author":1,"featured_media":2433,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[20],"tags":[],"class_list":["post-2432","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zajimavosti"],"_links":{"self":[{"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=\/wp\/v2\/posts\/2432","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2432"}],"version-history":[{"count":0,"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=\/wp\/v2\/posts\/2432\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=\/wp\/v2\/media\/2433"}],"wp:attachment":[{"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2432"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2432"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bydlime-stylove.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2432"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}