Dne\u0161n\u00ed slo\u017een\u00fd sn\u00edmek zachycuje n\u011bco star\u00e9ho, n\u011bco nov\u00e9ho, n\u011bco vyp\u016fj\u010den\u00e9ho a n\u011bco modr\u00e9ho! Kometa R3 PanSTARRS, kter\u00e1 se propl\u00e9t\u00e1 pravou stranou sn\u00edmku, pravd\u011bpodobn\u011b poch\u00e1z\u00ed z Oortova oblaku, co\u017e znamen\u00e1, \u017ee jde o starou relikvii slune\u010dn\u00ed soustavy z doby p\u0159ed miliardami let. Jej\u00ed jasn\u00fd, rozlehl\u00fd iontov\u00fd ohon z\u00e1\u0159\u00ed mod\u0159e, proto\u017ee plyn unikaj\u00edc\u00ed z j\u00e1dra komety je ionizov\u00e1n slune\u010dn\u00edm z\u00e1\u0159en\u00edm. Astronomy komety fascinuj\u00ed z nejr\u016fzn\u011bj\u0161\u00edch d\u016fvod\u016f: slo\u017een\u00ed komet p\u0159edstavuje nedot\u010den\u00e9 \u010dasov\u00e9 kapsle obsahuj\u00edc\u00ed stavebn\u00ed kameny planet slune\u010dn\u00ed soustavy; komety mohly p\u0159in\u00e9st vodu na mladou Zemi; chov\u00e1n\u00ed komet\u00e1rn\u00edch ocas\u016f vrh\u00e1 sv\u011btlo na interakce slune\u010dn\u00edho v\u011btru a z\u00e1\u0159en\u00ed. Mozaika v pozad\u00ed, na kter\u00e9 je Orionova mlhovina (M42), byla po\u0159\u00edzena b\u011bhem dvou noc\u00ed pozorov\u00e1n\u00ed, p\u0159i\u010dem\u017e kometa byla zachycena t\u0159et\u00ed noc. Mlhovina Orion je na\u0161\u00ed nejbli\u017e\u0161\u00ed hv\u011bzdnou porodnic\u00ed a se sv\u00fdm v\u011bkem asi 2 miliony let je pro n\u00e1s (relativn\u011b) novinkou! Nyn\u00ed, kdy\u017e je kometa R3 PanSTARRS vzd\u00e1lena asi 127,5 milionu kilometr\u016f od Zem\u011b, m\u00e1v\u00e1me na rozlou\u010denou t\u00e9to \u201evyp\u016fj\u010den\u00e9\u201c komet\u011b, kter\u00e1 opou\u0161t\u00ed Slune\u010dn\u00ed soustavu. Rostouc\u00ed galerie: Kometa R3 v roce 2026<\/p>\n
<\/p>\n
**Credit**: Julien De Winter,
\nSascha Ebeler<\/p>\n
Text:
\nKeighley Rockcliffe
\n(NASA
\nGSFC,
\nUMBC CSST,
\nCRESST II)<\/p>\n","protected":false},"excerpt":{"rendered":"
Dne\u0161n\u00ed slo\u017een\u00fd sn\u00edmek zachycuje n\u011bco star\u00e9ho, n\u011bco nov\u00e9ho, n\u011bco vyp\u016fj\u010den\u00e9ho a n\u011bco modr\u00e9ho! Kometa R3 PanSTARRS, kter\u00e1 se propl\u00e9t\u00e1 pravou stranou sn\u00edmku, pravd\u011bpodobn\u011b poch\u00e1z\u00ed z Oortova oblaku, co\u017e znamen\u00e1, \u017ee […]<\/p>\n","protected":false},"author":1,"featured_media":3869,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3868","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\/3868","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=3868"}],"version-history":[{"count":0,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/3868\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media\/3869"}],"wp:attachment":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media?parent=3868"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/categories?post=3868"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/tags?post=3868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}