{"id":4071,"date":"2026-09-14T15:51:44","date_gmt":"2026-09-14T15:51:44","guid":{"rendered":"https:\/\/astrohodonin.cz\/index.php\/2026\/09\/14\/odkud-pochazeji-vase-prvky\/"},"modified":"2026-09-14T15:51:44","modified_gmt":"2026-09-14T15:51:44","slug":"odkud-pochazeji-vase-prvky","status":"publish","type":"post","link":"https:\/\/astrohodonin.cz\/index.php\/2026\/09\/14\/odkud-pochazeji-vase-prvky\/","title":{"rendered":"Odkud poch\u00e1zej\u00ed va\u0161e prvky"},"content":{"rendered":"<p>Vod\u00edk ve va\u0161em t\u011ble a p\u0159\u00edtomn\u00fd v ka\u017ed\u00e9 molekule vody poch\u00e1z\u00ed z Velk\u00e9ho t\u0159esku. Ve vesm\u00edru neexistuj\u00ed \u017e\u00e1dn\u00e9 jin\u00e9 v\u00fdznamn\u00e9 zdroje vod\u00edku. Uhl\u00edk ve va\u0161em t\u011ble vznikl jadernou f\u00faz\u00ed v nitru hv\u011bzd, stejn\u011b jako kysl\u00edk.  Velk\u00e1 \u010d\u00e1st \u017eeleza ve va\u0161em t\u011ble vznikla b\u011bhem supernov hv\u011bzd, k nim\u017e do\u0161lo d\u00e1vno a daleko.  Zlato ve va\u0161ich \u0161perc\u00edch pravd\u011bpodobn\u011b vzniklo z neutronov\u00fdch hv\u011bzd p\u0159i sr\u00e1\u017ek\u00e1ch, kter\u00e9 mohly b\u00fdt viditeln\u00e9 jako kr\u00e1tkodob\u00e9 z\u00e1blesky gama z\u00e1\u0159en\u00ed nebo ud\u00e1losti spojen\u00e9 s gravita\u010dn\u00edmi vlnami. Prvky jako fosfor a m\u011b\u010f se v na\u0161em t\u011ble vyskytuj\u00ed pouze v mal\u00e9m mno\u017estv\u00ed, jsou v\u0161ak nezbytn\u00e9 pro fungov\u00e1n\u00ed ve\u0161ker\u00e9ho zn\u00e1m\u00e9ho \u017eivota.  Uveden\u00e1 periodick\u00e1 tabulka je barevn\u011b ozna\u010dena tak, aby zn\u00e1zornila nejlep\u0161\u00ed odhad lidstva ohledn\u011b jadern\u00e9ho p\u016fvodu v\u0161ech zn\u00e1m\u00fdch prvk\u016f.  M\u00edsta jadern\u00e9ho vzniku n\u011bkter\u00fdch prvk\u016f, jako je m\u011b\u010f, nejsou dosud zcela zn\u00e1m\u00e1 a z\u016fst\u00e1vaj\u00ed p\u0159edm\u011btem pozorovac\u00edho a v\u00fdpo\u010detn\u00edho v\u00fdzkumu.   Hlavn\u00ed str\u00e1nka APOD na webu NASA se st\u011bhuje: Z adresy apod.nasa.gov na science.nasa.gov\/apod<\/p>\n<p><!-- astropress --><\/p>\n<p>**Credit**: NASA<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vod\u00edk ve va\u0161em t\u011ble a p\u0159\u00edtomn\u00fd v ka\u017ed\u00e9 molekule vody poch\u00e1z\u00ed z Velk\u00e9ho t\u0159esku. Ve vesm\u00edru neexistuj\u00ed \u017e\u00e1dn\u00e9 jin\u00e9 v\u00fdznamn\u00e9 zdroje vod\u00edku. Uhl\u00edk ve va\u0161em t\u011ble vznikl jadernou f\u00faz\u00ed v [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4072,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4071","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nasa"],"_links":{"self":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/4071","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/comments?post=4071"}],"version-history":[{"count":0,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/4071\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media\/4072"}],"wp:attachment":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media?parent=4071"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/categories?post=4071"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/tags?post=4071"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}