Pol\u00e1rn\u00ed z\u00e1\u0159e je fascinuj\u00edc\u00ed p\u0159\u00edrodn\u00ed jev, kter\u00fd byl pozorov\u00e1n a zkoum\u00e1n po tis\u00edce let. Dlouho jsme je m\u011bli spojeny jen s na\u0161\u00ed Zem\u00ed, s pr\u016fzkumem Slune\u010dn\u00ed soustavy se ale uk\u00e1zalo, \u017ee podobn\u00e9 jevy lze nal\u00e9zt i u jin\u00fdch planet. Od toho ji\u017e nen\u00ed daleko k hled\u00e1n\u00ed pol\u00e1rn\u00edch z\u00e1\u0159\u00ed u extrasol\u00e1rn\u00edch planet, kde je lze logicky o\u010dek\u00e1vat. Ale pol\u00e1rn\u00ed z\u00e1\u0159e u hv\u011bzd? Ji\u0159\u00ed Kub\u00e1t ze Stel\u00e1rn\u00edho odd\u011blen\u00ed ASU byl u studie, kter\u00e1 se zab\u00fdvala mo\u017enou detekc\u00ed ekvivalent\u016f pol\u00e1rn\u00edch z\u00e1\u0159\u00ed v atmosf\u00e9r\u00e1ch hork\u00fdch hv\u011bzd.\u00a0<\/p>\n\n\n\n
Pol\u00e1rn\u00ed z\u00e1\u0159e se na Zemi vyskytuj\u00ed p\u0159edev\u0161\u00edm v pol\u00e1rn\u00edch oblastech a jsou jedn\u00edm z efekt\u016f zp\u016fsoben\u00fdch interakc\u00ed nabit\u00fdch \u010d\u00e1stic slune\u010dn\u00edho v\u011btru s magnetick\u00fdm polem Zem\u011b. Nabit\u00e9 \u010d\u00e1stice slune\u010dn\u00edho v\u011btru koliduj\u00ed s atomy a molekulami v atmosf\u00e9\u0159e Zem\u011b. Tyto sr\u00e1\u017eky zp\u016fsobuj\u00ed energetizaci n\u011bkter\u00fdch \u010d\u00e1stic v zemsk\u00e9 atmosf\u00e9\u0159e. P\u0159i zp\u011btn\u00e9m uvoln\u011bn\u00ed energie se objevuje sv\u011bteln\u00e9 z\u00e1\u0159en\u00ed, kter\u00e9 vid\u00edme jako pol\u00e1rn\u00ed z\u00e1\u0159i. Dnes v\u00edme, \u017ee pol\u00e1rn\u00ed z\u00e1\u0159e jsou detekovateln\u00e9 i v jin\u00e9m ne\u017e jen optick\u00e9m oboru. Nap\u0159\u00edklad v r\u00e1diov\u00e9 oblasti. Na jin\u00fdch planet\u00e1ch Slune\u010dn\u00ed soustavy jsou jin\u00e9 podm\u00ednky, tak\u017ee aurory se zde projevuj\u00ed i v jin\u00fdch spektr\u00e1ln\u00edch oblastech. <\/p>\n\n\n\n
P\u0159edchoz\u00ed pr\u00e1ce pouk\u00e1zaly na emisn\u00ed z\u00e1\u0159en\u00ed odpov\u00eddaj\u00edc\u00ed auro\u0159e tak\u00e9 u extrasol\u00e1rn\u00edch planet, velmi chladn\u00fdch trpasl\u00edk\u016f a tak\u00e9 na r\u00e1diov\u00e9 emise u hv\u011bzd ran\u00e9ho typu, kter\u00e9 by bylo mo\u017en\u00e9 pova\u017eovat za projevy pol\u00e1rn\u00edch z\u00e1\u0159\u00ed. U hork\u00fdch hv\u011bzd by mohla b\u00fdt p\u0159\u00edtomnost aurory p\u0159ekvapiv\u00e1. P\u0159esto byly v minulosti v t\u00e9to souvislosti vykon\u00e1ny ur\u010dit\u00e9 ne\u00fasp\u011b\u0161n\u00e9 pokusy s hled\u00e1n\u00edm emise odpov\u00eddaj\u00edc\u00ed pol\u00e1rn\u00edm z\u00e1\u0159\u00edm.\u00a0<\/p>\n\n\n\n
Pokra\u010dov\u00e1n\u00ed na webu ASU<\/a><\/p>\n\n\n\n Pol\u00e1rn\u00ed z\u00e1\u0159e je fascinuj\u00edc\u00ed p\u0159\u00edrodn\u00ed jev, kter\u00fd byl pozorov\u00e1n a zkoum\u00e1n po tis\u00edce let. Dlouho jsme je m\u011bli spojeny jen s na\u0161\u00ed Zem\u00ed, s pr\u016fzkumem<\/p>\n","protected":false},"author":1,"featured_media":3155,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37,32],"tags":[],"class_list":["post-3152","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-horke-hvezdy","category-novinky"],"_links":{"self":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/3152","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/comments?post=3152"}],"version-history":[{"count":2,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/3152\/revisions"}],"predecessor-version":[{"id":3154,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/3152\/revisions\/3154"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/media\/3155"}],"wp:attachment":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/media?parent=3152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/categories?post=3152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/tags?post=3152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Dal\u0161\u00ed informace<\/h4>\n\n\n\n
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