{"id":909,"date":"2023-08-23T02:00:52","date_gmt":"2023-08-23T02:00:52","guid":{"rendered":"https:\/\/thuyetminh.explorascience.vn\/?p=909"},"modified":"2023-08-23T02:25:46","modified_gmt":"2023-08-23T02:25:46","slug":"tinh-van-mat-meo-cats-eye-nebula","status":"publish","type":"post","link":"https:\/\/thuyetminh.explorascience.vn\/?p=909","title":{"rendered":"Tinh v\u00e2n M\u1eaft m\u00e8o (Cat&#8217;s Eye Nebula)"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"909\" class=\"elementor elementor-909\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1f0e630 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1f0e630\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3b17d38\" data-id=\"3b17d38\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7cce66b elementor-widget elementor-widget-heading\" data-id=\"7cce66b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.6 - 28-02-2022 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\"><b>Tinh v\u00e2n M\u1eaft m\u00e8o (Cat's Eye Nebula)<\/b><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-12a49bb elementor-widget elementor-widget-text-editor\" data-id=\"12a49bb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.6 - 28-02-2022 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#818a91;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#818a91;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Tinh v\u00e2n M\u1eaft m\u00e8o &#8211; Cat&#8217;s Eye Nebula (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 NGC 6543) l\u00e0 m\u1ed9t <a href=\"https:\/\/en.wikipedia.org\/wiki\/Planetary_nebula\">tinh v\u00e2n h\u00e0nh tinh<\/a> \u1edf ph\u00eda b\u1eafc ch\u00f2m sao <a href=\"https:\/\/en.wikipedia.org\/wiki\/Draco_(constellation)\">Draco<\/a>, \u0111\u01b0\u1ee3c <a href=\"https:\/\/en.wikipedia.org\/wiki\/William_Herschel\">William Herschel<\/a> ph\u00e1t hi\u1ec7n v\u00e0o ng\u00e0y 15 th\u00e1ng 2 n\u0103m 1786.<\/p><p>Cat&#8217;s Eye Nebula bao g\u1ed3m 2 th\u00e0nh ph\u1ea7n: Ph\u1ea7n l\u00f5i b\u00ean trong \u1edf t\u00e2m, nh\u1ecf x\u00edu, c\u00f3 k\u1ebft c\u1ea5u xo\u1eafn \u1ed1c v\u00e0 ph\u1ea7n v\u1ecf kh\u00ed b\u00ean ngo\u00e0i \u0111\u00e3 b\u1ecb &#8220;th\u1ed5i&#8221; ra tr\u01b0\u1edbc \u0111\u00f3. Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a l\u1edbp v\u1ecf l\u00e0 kh\u00ed Oxy b\u1ecb ion h\u00f3a k\u00e9p v\u00e0 b\u1ee9c x\u1ea1 m\u00e0u xanh. NGC 6543 c\u00f3 nhi\u1ec7t \u0111\u1ed9 l\u00f5i kho\u1ea3ng 7000-9000 K, ph\u1ea7n v\u1ecf kh\u00ed b\u00ean ngo\u00e0i l\u1ea1i c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n, kho\u1ea3ng 15.000K nh\u01b0ng v\u1edbi m\u1eadt \u0111\u1ed9 nh\u1ecf h\u01a1n r\u1ea5t nhi\u1ec1u khi\u1ebfn n\u00f3 c\u00f3 \u0111\u1ed9 s\u00e1ng th\u1ea5p. Hi\u1ec7n t\u01b0\u1ee3ng gi\u00f3 sao v\u1eabn \u0111ang th\u1ed5i ra m\u00e3nh li\u1ec7t t\u1eeb ph\u1ea7n l\u00f5i c\u1ee7a NGC 6543 v\u1edbi t\u1ed1c \u0111\u1ed9 l\u00ean \u0111\u1ebfn 1900km\/s. NGC 6543 ch\u1ee9a ch\u1ee7 y\u1ebfu l\u00e0 <a href=\"https:\/\/vi.wikipedia.org\/wiki\/Hi%C4%91r%C3%B4\">hi\u0111r\u00f4<\/a> v\u00e0 <a href=\"https:\/\/vi.wikipedia.org\/wiki\/Heli\">heli<\/a>, v\u00e0 l\u01b0\u1ee3ng nh\u1ecf c\u00e1c <a href=\"https:\/\/vi.wikipedia.org\/wiki\/Nguy%C3%AAn_t%E1%BB%91_h%C3%B3a_h%E1%BB%8Dc\">nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc<\/a> n\u1eb7ng h\u01a1n.\u00a0<\/p><p>M\u1ed9t qu\u1ea7ng s\u00e1ng l\u1edbn m\u1edd nh\u1ea1t k\u00e9o d\u00e0i \u0111\u1ebfn nh\u1eefng kho\u1ea3ng c\u00e1ch l\u1edbn t\u1eeb ng\u00f4i sao. Qu\u1ea7ng s\u00e1ng m\u1ed9t l\u1ea7n n\u1eefa c\u00f3 tr\u01b0\u1edbc s\u1ef1 h\u00ecnh th\u00e0nh c\u1ee7a tinh v\u00e2n ch\u00ednh. Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a qu\u1ea7ng \u0111\u01b0\u1ee3c \u01b0\u1edbc t\u00ednh l\u00e0 0,26\u20130,92 kh\u1ed1i l\u01b0\u1ee3ng M\u1eb7t tr\u1eddi. Sao trung t\u00e2m c\u1ee7a NGC 6543 l\u00e0 m\u1ed9t <a href=\"https:\/\/vi.wikipedia.org\/wiki\/Ph%C3%A2n_lo%E1%BA%A1i_sao\">sao lo\u1ea1i O<\/a>, c\u00f3 nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t kho\u1ea3ng 80.000 K. N\u00f3 s\u00e1ng g\u1ea5p 10.000 l\u1ea7n <a href=\"https:\/\/vi.wikipedia.org\/wiki\/M%E1%BA%B7t_Tr%E1%BB%9Di\">M\u1eb7t Tr\u1eddi<\/a>, trong khi <a href=\"https:\/\/vi.wikipedia.org\/wiki\/B%C3%A1n_k%C3%ADnh\">b\u00e1n k\u00ednh<\/a> c\u1ee7a n\u00f3 ch\u1ec9 b\u1eb1ng 0,65 l\u1ea7n M\u1eb7t Tr\u1eddi.\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Tinh v\u00e2n M\u1eaft m\u00e8o (Cat&#8217;s Eye Nebula) Tinh v\u00e2n M\u1eaft m\u00e8o &#8211; Cat&#8217;s Eye Nebula (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 NGC 6543) l\u00e0 m\u1ed9t tinh v\u00e2n h\u00e0nh tinh \u1edf ph\u00eda b\u1eafc ch\u00f2m sao Draco, \u0111\u01b0\u1ee3c William Herschel ph\u00e1t hi\u1ec7n v\u00e0o ng\u00e0y 15 th\u00e1ng 2 n\u0103m 1786. Cat&#8217;s Eye Nebula bao g\u1ed3m 2 th\u00e0nh ph\u1ea7n: Ph\u1ea7n l\u00f5i &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/thuyetminh.explorascience.vn\/?p=909\"> <span class=\"screen-reader-text\">Tinh v\u00e2n M\u1eaft m\u00e8o (Cat&#8217;s Eye Nebula)<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-909","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=\/wp\/v2\/posts\/909","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=909"}],"version-history":[{"count":7,"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=\/wp\/v2\/posts\/909\/revisions"}],"predecessor-version":[{"id":966,"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=\/wp\/v2\/posts\/909\/revisions\/966"}],"wp:attachment":[{"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thuyetminh.explorascience.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}