{"id":4511,"date":"2020-04-07T10:01:46","date_gmt":"2020-04-07T10:01:46","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=4511"},"modified":"2020-04-07T10:01:46","modified_gmt":"2020-04-07T10:01:46","slug":"the-perseid-meteor-shower-a-cosmic-spectacle","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/astronomy-and-space\/the-perseid-meteor-shower-a-cosmic-spectacle\/","title":{"rendered":"M\u01b0a sao b\u0103ng Perseid: M\u1ed9t c\u1ea3nh t\u01b0\u1ee3ng v\u0169 tr\u1ee5 tuy\u1ec7t \u0111\u1eb9p"},"content":{"rendered":"<h2 class=\"wp-block-heading\">M\u01b0a sao b\u0103ng Perseid: M\u1ed9t c\u1ea3nh t\u01b0\u1ee3ng v\u0169 tr\u1ee5<\/h2>\n\n<p>M\u01b0a sao b\u0103ng Perseid l\u00e0 m\u1ed9t s\u1ef1 ki\u1ec7n thi\u00ean v\u0103n th\u01b0\u1eddng ni\u00ean di\u1ec5n ra v\u00e0o m\u1ed7i th\u00e1ng 8, thu h\u00fat s\u1ef1 ch\u00fa \u00fd c\u1ee7a nh\u1eefng ng\u01b0\u1eddi ng\u1eafm sao tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi. M\u01b0a sao b\u0103ng Perseid n\u0103m nay d\u1ef1 ki\u1ebfn s\u1ebd \u0111\u1eb7c bi\u1ec7t r\u1ef1c r\u1ee1 nh\u1edd chu k\u1ef3 M\u1eb7t tr\u0103ng thu\u1eadn l\u1ee3i gi\u00fap b\u1ea7u tr\u1eddi t\u1ed1i h\u01a1n b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n<h3 class=\"wp-block-heading\">Nguy\u00ean nh\u00e2n g\u00e2y ra m\u01b0a sao b\u0103ng Perseid?<\/h3>\n\n<p>M\u01b0a sao b\u0103ng x\u1ea3y ra khi Tr\u00e1i \u0111\u1ea5t \u0111i qua d\u1ea3i b\u1ee5i v\u00e0 m\u1ea3nh v\u1ee1 do sao ch\u1ed5i ho\u1eb7c ti\u1ec3u h\u00e0nh tinh \u0111\u1ec3 l\u1ea1i. Trong tr\u01b0\u1eddng h\u1ee3p c\u1ee7a m\u01b0a sao b\u0103ng Perseid, Tr\u00e1i \u0111\u1ea5t \u0111ang \u0111i qua t\u00e0n d\u01b0 c\u1ee7a sao ch\u1ed5i Swift-Tuttle, m\u1ed9t sao ch\u1ed5i c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 26 km v\u00e0 quay quanh M\u1eb7t tr\u1eddi 130 n\u0103m m\u1ed9t l\u1ea7n.<\/p>\n\n<p>Khi sao ch\u1ed5i Swift-Tuttle b\u0103ng qua kh\u00f4ng gian, n\u00f3 \u0111\u1ec3 l\u1ea1i nh\u1eefng m\u1ea3nh v\u1ee1 nh\u1ecf b\u1ecb M\u1eb7t tr\u1eddi nung n\u00f3ng v\u00e0 tr\u1edf th\u00e0nh sao b\u0103ng. Nh\u1eefng sao b\u0103ng n\u00e0y, th\u01b0\u1eddng kh\u00f4ng l\u1edbn h\u01a1n h\u1ea1t c\u00e1t, b\u00f9ng ch\u00e1y khi lao qua b\u1ea7u kh\u00ed quy\u1ec3n Tr\u00e1i \u0111\u1ea5t, t\u1ea1o ra nh\u1eefng v\u1ec7t s\u00e1ng r\u1ef1c r\u1ee1 m\u00e0 ch\u00fang ta g\u1ecdi l\u00e0 sao b\u0103ng.<\/p>\n\n<h3 class=\"wp-block-heading\">Th\u1eddi gian v\u00e0 \u0111\u1ecba \u0111i\u1ec3m ng\u1eafm m\u01b0a sao b\u0103ng Perseid<\/h3>\n\n<p>M\u01b0a sao b\u0103ng Perseid s\u1ebd \u0111\u1ea1t c\u1ef1c \u0111\u1ea1i v\u00e0o t\u1ed1i ng\u00e0y 11 v\u00e0 12 th\u00e1ng 8 n\u0103m 2023. Th\u1eddi \u0111i\u1ec3m t\u1ed1t nh\u1ea5t \u0111\u1ec3 ng\u1eafm m\u01b0a sao b\u0103ng l\u00e0 sau n\u1eeda \u0111\u00eam gi\u1edd \u0111\u1ecba ph\u01b0\u01a1ng, khi Tr\u00e1i \u0111\u1ea5t \u0111\u1ed1i m\u1eb7t tr\u1ef1c ti\u1ebfp v\u1edbi lu\u1ed3ng m\u1ea3nh v\u1ee1 c\u1ee7a sao ch\u1ed5i.<\/p>\n\n<p>M\u01b0a sao b\u0103ng Perseid c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y \u1edf c\u1ea3 b\u00e1n c\u1ea7u B\u1eafc v\u00e0 Nam, nh\u01b0ng r\u00f5 nh\u1ea5t \u1edf b\u00e1n c\u1ea7u B\u1eafc. C\u00e0ng \u1edf xa v\u1ec1 ph\u00eda b\u1eafc, b\u1ea1n c\u00e0ng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y nhi\u1ec1u sao b\u0103ng.<\/p>\n\n<h3 class=\"wp-block-heading\">C\u00e1ch ng\u1eafm m\u01b0a sao b\u0103ng Perseid<\/h3>\n\n<p>\u0110\u1ec3 t\u1eadn h\u01b0\u1edfng tr\u1ecdn v\u1eb9n m\u01b0a sao b\u0103ng Perseid, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i t\u00ecm m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m c\u00f3 b\u1ea7u tr\u1eddi t\u1ed1i v\u00e0 \u00edt \u00f4 nhi\u1ec5m \u00e1nh s\u00e1ng. Nh\u1eefng khu v\u1ef1c \u0111\u00f4 th\u1ecb c\u00f3 th\u1ec3 khi\u1ebfn vi\u1ec7c ng\u1eafm sao b\u0103ng tr\u1edf n\u00ean kh\u00f3 kh\u0103n, v\u00ec v\u1eady t\u1ed1t nh\u1ea5t b\u1ea1n n\u00ean \u0111\u1ebfn c\u00f4ng vi\u00ean, b\u00e3i bi\u1ec3n ho\u1eb7c nh\u1eefng khu v\u1ef1c tho\u00e1ng \u0111\u00e3ng kh\u00e1c c\u00f3 t\u1ea7m nh\u00ecn r\u00f5 r\u00e0ng ra b\u1ea7u tr\u1eddi.<\/p>\n\n<p>Khi \u0111\u00e3 t\u00ecm \u0111\u01b0\u1ee3c m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m ng\u1eafm c\u1ea3nh \u0111\u1eb9p, h\u00e3y \u0111\u1ec3 m\u1eaft b\u1ea1n \u0111i\u1ec1u ch\u1ec9nh v\u1edbi b\u00f3ng t\u1ed1i \u00edt nh\u1ea5t 30 ph\u00fat. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng nh\u00ecn th\u1ea5y sao b\u0103ng h\u01a1n. H\u00e3y ki\u00ean nh\u1eabn v\u00e0 quan s\u00e1t b\u1ea7u tr\u1eddi b\u1eb1ng m\u1eaft th\u01b0\u1eddng, ch\u1eafc ch\u1eafn b\u1ea1n s\u1ebd th\u1ea5y m\u1ed9t s\u1ed1 ng\u00f4i sao b\u0103ng.<\/p>\n\n<h3 class=\"wp-block-heading\">C\u00e1c s\u1ef1 ki\u1ec7n thi\u00ean v\u0103n kh\u00e1c tr\u00f9ng v\u1edbi m\u01b0a sao b\u0103ng Perseid<\/h3>\n\n<p>Ngo\u00e0i m\u01b0a sao b\u0103ng Perseid, c\u00f2n c\u00f3 m\u1ed9t s\u1ed1 s\u1ef1 ki\u1ec7n thi\u00ean v\u0103n kh\u00e1c s\u1ebd di\u1ec5n ra v\u00e0o cu\u1ed1i tu\u1ea7n n\u00e0y. Sao Kim v\u00e0 Sao M\u1ed9c s\u1ebd xu\u1ea5t hi\u1ec7n tr\u00ean b\u1ea7u tr\u1eddi \u0111\u00eam, trong khi Sao H\u1ecfa v\u00e0 Sao Th\u1ed5 s\u1ebd xu\u1ea5t hi\u1ec7n \u0111\u1eb7c bi\u1ec7t trong th\u1eddi gian m\u01b0a sao b\u0103ng \u0111\u1ea1t c\u1ef1c \u0111\u1ea1i.<\/p>\n\n<h3 class=\"wp-block-heading\">M\u1eb9o \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng tr\u1ea3i nghi\u1ec7m ng\u1eafm m\u01b0a sao b\u0103ng Perseid c\u1ee7a b\u1ea1n<\/h3>\n\n<ul class=\"wp-block-list\">\n<li><strong>Ki\u1ec3m tra d\u1ef1 b\u00e1o th\u1eddi ti\u1ebft:<\/strong> H\u00e3y ch\u1eafc ch\u1eafn r\u1eb1ng b\u1ea7u tr\u1eddi quang \u0111\u00e3ng v\u00e0o \u0111\u00eam 11 v\u00e0 12 th\u00e1ng 8.<\/li>\n<li><strong>T\u00ecm m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m t\u1ed1i:<\/strong> \u0110\u1ebfn c\u00f4ng vi\u00ean, b\u00e3i bi\u1ec3n ho\u1eb7c nh\u1eefng khu v\u1ef1c tho\u00e1ng \u0111\u00e3ng kh\u00e1c c\u00f3 \u00edt \u00f4 nhi\u1ec5m \u00e1nh s\u00e1ng.<\/li>\n<li><strong>Cho m\u1eaft b\u1ea1n th\u1eddi gian \u0111\u1ec3 th\u00edch nghi:<\/strong> Cho ph\u00e9p m\u1eaft b\u1ea1n \u0111i\u1ec1u ch\u1ec9nh v\u1edbi b\u00f3ng t\u1ed1i \u00edt nh\u1ea5t 30 ph\u00fat tr\u01b0\u1edbc khi t\u00ecm ki\u1ebfm sao b\u0103ng.<\/li>\n<li><strong>Ki\u00ean nh\u1eabn:<\/strong> C\u00f3 th\u1ec3 m\u1ea5t m\u1ed9t th\u1eddi gian \u0111\u1ec3 nh\u00ecn th\u1ea5y ng\u00f4i sao b\u0103ng \u0111\u1ea7u ti\u00ean, v\u00ec v\u1eady \u0111\u1eebng n\u1ea3n l\u00f2ng.<\/li>\n<li><strong>Mang theo ch\u0103n ho\u1eb7c gh\u1ebf:<\/strong> B\u1ea1n c\u00f3 th\u1ec3 mu\u1ed1n ng\u1ed3i ho\u1eb7c n\u1eb1m xu\u1ed1ng \u0111\u1ec3 c\u00f3 t\u1ea7m nh\u00ecn t\u1ed1t h\u01a1n ra b\u1ea7u tr\u1eddi.<\/li>\n<li><strong>Th\u01b0\u1edfng th\u1ee9c c\u1ea3nh t\u01b0\u1ee3ng:<\/strong> M\u01b0a sao b\u0103ng Perseid l\u00e0 m\u1ed9t c\u1ea3nh t\u01b0\u1ee3ng th\u1ef1c s\u1ef1 ngo\u1ea1n m\u1ee5c, v\u00ec v\u1eady h\u00e3y ng\u1ed3i xu\u1ed1ng, th\u01b0 gi\u00e3n v\u00e0 t\u1eadn h\u01b0\u1edfng m\u00e0n tr\u00ecnh di\u1ec5n ph\u00e1o hoa v\u0169 tr\u1ee5.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h3>\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi: T\u00f4i c\u00f3 th\u1ec3 mong \u0111\u1ee3i nh\u00ecn th\u1ea5y bao nhi\u00eau sao b\u0103ng trong m\u01b0a sao b\u0103ng Perseid?<\/h2>\n\n<p>Tr\u1ea3 l\u1eddi: Trong nh\u1eefng gi\u1edd cao \u0111i\u1ec3m, b\u1ea1n c\u00f3 th\u1ec3 mong \u0111\u1ee3i nh\u00ecn th\u1ea5y 60-70 ng\u00f4i sao b\u0103ng m\u1ed7i gi\u1edd.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi: Th\u1eddi \u0111i\u1ec3m n\u00e0o trong \u0111\u00eam l\u00e0 t\u1ed1t nh\u1ea5t \u0111\u1ec3 ng\u1eafm m\u01b0a sao b\u0103ng Perseid?<\/h2>\n\n<p>Tr\u1ea3 l\u1eddi: Th\u1eddi \u0111i\u1ec3m t\u1ed1t nh\u1ea5t \u0111\u1ec3 ng\u1eafm m\u01b0a sao b\u0103ng Perseid l\u00e0 sau n\u1eeda \u0111\u00eam gi\u1edd \u0111\u1ecba ph\u01b0\u01a1ng, khi Tr\u00e1i \u0111\u1ea5t \u0111\u1ed1i m\u1eb7t tr\u1ef1c ti\u1ebfp v\u1edbi lu\u1ed3ng m\u1ea3nh v\u1ee1 c\u1ee7a sao ch\u1ed5i.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi: T\u00f4i c\u00f3 th\u1ec3 ng\u1eafm m\u01b0a sao b\u0103ng Perseid t\u1eeb s\u00e2n sau nh\u00e0 m\u00ecnh kh\u00f4ng?<\/h2>\n\n<p>Tr\u1ea3 l\u1eddi: C\u00f3, b\u1ea1n c\u00f3 th\u1ec3 ng\u1eafm m\u01b0a sao b\u0103ng Perseid t\u1eeb s\u00e2n sau nh\u00e0 m\u00ecnh, nh\u01b0ng b\u1ea1n s\u1ebd c\u00f3 t\u1ea7m nh\u00ecn t\u1ed1t h\u01a1n n\u1ebfu t\u00ecm m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m c\u00f3 b\u1ea7u tr\u1eddi t\u1ed1i v\u00e0 \u00edt \u00f4 nhi\u1ec5m \u00e1nh s\u00e1ng.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi: Nh\u1eefng s\u1ef1 ki\u1ec7n thi\u00ean v\u0103n n\u00e0o kh\u00e1c s\u1ebd di\u1ec5n ra v\u00e0o cu\u1ed1i tu\u1ea7n n\u00e0y?<\/h2>\n\n<p>Tr\u1ea3 l\u1eddi: Sao Kim v\u00e0 Sao M\u1ed9c s\u1ebd xu\u1ea5t hi\u1ec7n tr\u00ean b\u1ea7u tr\u1eddi \u0111\u00eam, trong khi Sao H\u1ecfa v\u00e0 Sao Th\u1ed5 s\u1ebd xu\u1ea5t hi\u1ec7n \u0111\u1eb7c bi\u1ec7t trong th\u1eddi gian m\u01b0a sao b\u0103ng \u0111\u1ea1t c\u1ef1c \u0111\u1ea1i.<\/p>","protected":false},"excerpt":{"rendered":"<p>M\u01b0a sao b\u0103ng Perseid: M\u1ed9t c\u1ea3nh t\u01b0\u1ee3ng v\u0169 tr\u1ee5 M\u01b0a sao b\u0103ng Perseid l\u00e0 m\u1ed9t s\u1ef1 ki\u1ec7n thi\u00ean v\u0103n th\u01b0\u1eddng ni\u00ean di\u1ec5n ra v\u00e0o m\u1ed7i th\u00e1ng 8, thu h\u00fat s\u1ef1&hellip;<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2151],"tags":[8188,3261,8187,435],"class_list":["post-4511","post","type-post","status-publish","format-standard","hentry","category-astronomy-and-space","tag-meteor-shower","tag-stargazing","tag-perseids","tag-astronomy"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/4511","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=4511"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/4511\/revisions"}],"predecessor-version":[{"id":4512,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/4511\/revisions\/4512"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=4511"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=4511"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=4511"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}