{"id":21844,"date":"2024-12-21T09:37:22","date_gmt":"2024-12-21T02:37:22","guid":{"rendered":"https:\/\/i-clc.edu.vn\/?p=21844"},"modified":"2024-12-21T09:37:22","modified_gmt":"2024-12-21T02:37:22","slug":"khoa-hoc-song-ngu-tai-sao-cac-ngoi-sao-lap-lanh-con-hanh-tinh-thi-khong","status":"publish","type":"post","link":"https:\/\/i-clc.edu.vn\/en\/kien-thuc-toan-khoa-hoc-song-ngu\/khoa-hoc-song-ngu-tai-sao-cac-ngoi-sao-lap-lanh-con-hanh-tinh-thi-khong\/","title":{"rendered":"Khoa h\u1ecdc song ng\u1eef: T\u1ea1i sao c\u00e1c ng\u00f4i sao l\u1ea5p l\u00e1nh c\u00f2n h\u00e0nh tinh th\u00ec kh\u00f4ng ?"},"content":{"rendered":"

V\u00e0o nh\u1eefng \u0111\u00eam tr\u1eddi \u0111\u1eb9p n\u1ebfu nh\u00ecn l\u00ean b\u1ea7u tr\u1eddi, c\u00e1c B\u00e9 s\u1ebd th\u1ea5y r\u1ea5t nhi\u1ec1u ng\u00f4i sao s\u00e1ng l\u1ea5p l\u00e1nh. Ng\u01b0\u1ee3c l\u1ea1i, nh\u1eefng h\u00e0nh tinh g\u1ea7n h\u01a1n nh\u01b0 Sao Kim, Sao M\u1ed9c hay Sao Th\u1ed5 l\u1ea1i t\u1ecfa s\u00e1ng \u1ed5n \u0111\u1ecbnh, kh\u00f4ng b\u1ecb nh\u1ea5p nh\u00e1y.N\u1ebfu nh\u00ecn k\u1ef9, c\u00e1c B\u00e9 s\u1ebd th\u1ea5y m\u1ed9t \u0111i\u1ec1u th\u00fa v\u1ecb: c\u00e1c ng\u00f4i sao th\u01b0\u1eddng nh\u1ea5p nh\u00e1y, c\u00f2n c\u00e1c h\u00e0nh tinh th\u00ec s\u00e1ng m\u1ed9t c\u00e1ch \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u00f4ng nh\u1ea5p nh\u00e1y. T\u1ea1i sao l\u1ea1i nh\u01b0 v\u1eady nh\u1ec9? H\u00e3y c\u00f9ng I-CLC t\u00ecm hi\u1ec3u b\u00ed m\u1eadt n\u00e0y nh\u00e9!<\/span><\/p>\n

On clear nights, if you look up at the sky, you will see many twinkling stars. In contrast, closer planets like Venus, Jupiter, or Saturn shine steadily without flickering. If you look closely, you\u2019ll notice something interesting: stars often twinkle, while planets shine in a stable and steady way. Why is that? Let\u2019s explore this mystery together with I-CLC!<\/span><\/i><\/p>\n

    \n
  1. V\u00ec sao ng\u00f4i sao v\u00e0 h\u00e0nh tinh kh\u00e1c bi\u1ec7t v\u1ec1 kho\u1ea3ng c\u00e1ch v\u00e0 h\u00ecnh d\u1ea1ng \u00e1nh s\u00e1ng<\/b><\/li>\n
  2. Why are stars and planets different in terms of distance and light appearance?<\/span><\/li>\n<\/ol>\n

    M\u1ed9t trong nh\u1eefng l\u00fd do quan tr\u1ecdng nh\u1ea5t khi\u1ebfn c\u00e1c ng\u00f4i sao l\u1ea5p l\u00e1nh v\u00e0 h\u00e0nh tinh kh\u00f4ng. L\u00e0 b\u1edfi v\u00ec ch\u00fang c\u00f3 <\/span>kho\u1ea3ng c\u00e1ch kh\u00e1c nhau<\/b> v\u1edbi Tr\u00e1i \u0110\u1ea5t. C\u00e1c ng\u00f4i sao n\u1eb1m r\u1ea5t xa ch\u00fang ta, th\u01b0\u1eddng l\u00e0 h\u00e0ng tri\u1ec7u, th\u1eadm ch\u00ed h\u00e0ng t\u1ef7 n\u0103m \u00e1nh s\u00e1ng. \u00c1nh s\u00e1ng c\u1ee7a c\u00e1c ng\u00f4i sao khi \u0111\u1ebfn Tr\u00e1i \u0110\u1ea5t ch\u1ec9 l\u00e0 m\u1ed9t <\/span>\u0111i\u1ec3m s\u00e1ng nh\u1ecf<\/b>. Trong khi \u0111\u00f3, c\u00e1c h\u00e0nh tinh trong H\u1ec7 M\u1eb7t Tr\u1eddi nh\u01b0 Sao Kim, Sao M\u1ed9c hay Sao Th\u1ed5 n\u1eb1m \u1edf g\u1ea7n h\u01a1n r\u1ea5t nhi\u1ec1u. V\u00ec v\u1eady, \u00e1nh s\u00e1ng c\u1ee7a ch\u00fang \u0111\u1ebfn t\u1eeb m\u1ed9t <\/span>v\u00f9ng s\u00e1ng r\u1ed9ng<\/b> h\u01a1n, ch\u1ee9 kh\u00f4ng ph\u1ea3i t\u1eeb m\u1ed9t \u0111i\u1ec3m nh\u1ecf.<\/span><\/p>\n

    One of the most important reasons stars twinkle while planets do not is because of their distance from Earth. Stars are extremely far away from us, often millions or even billions of light-years away. The light from stars reaches Earth as a tiny, concentrated point. Meanwhile, planets in the Solar System, such as Venus, Jupiter, or Saturn, are much closer to Earth. Therefore, the light from planets comes from a broader area, rather than a single pinpoint.<\/span><\/i><\/p>\n

    Khi \u00e1nh s\u00e1ng \u0111i qua kh\u00ed quy\u1ec3n c\u1ee7a Tr\u00e1i \u0110\u1ea5t, \u00e1nh s\u00e1ng t\u1eeb c\u00e1c ng\u00f4i sao b\u1ecb <\/span>nhi\u1ec5u lo\u1ea1n<\/b> v\u00e0 <\/span>kh\u00fac x\u1ea1<\/b> m\u1ea1nh m\u1ebd. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra v\u00ec kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t kh\u1ed1i \u0111\u1ed3ng nh\u1ea5t m\u00e0 bao g\u1ed3m nhi\u1ec1u l\u1edbp kh\u00ed v\u1edbi m\u1eadt \u0111\u1ed9, nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t kh\u00e1c nhau. Ch\u00fang di chuy\u1ec3n li\u00ean t\u1ee5c v\u00e0 c\u00f3 th\u1ec3 l\u00e0m b\u1ebb cong \u0111\u01b0\u1eddng \u0111i c\u1ee7a \u00e1nh s\u00e1ng. Ch\u00ednh s\u1ef1 thay \u0111\u1ed5i li\u00ean t\u1ee5c n\u00e0y khi\u1ebfn \u00e1nh s\u00e1ng t\u1eeb ng\u00f4i sao <\/span>dao \u0111\u1ed9ng<\/b> v\u1ec1 \u0111\u1ed9 s\u00e1ng v\u00e0 h\u01b0\u1edbng, t\u1ea1o ra hi\u1ec7u \u1ee9ng <\/span>l\u1ea5p l\u00e1nh<\/b> m\u00e0 ch\u00fang ta nh\u00ecn th\u1ea5y.<\/span><\/p>\n

    As starlight passes through Earth\u2019s atmosphere, it is significantly scattered and refracted. This happens because Earth\u2019s atmosphere is not uniform\u2014it consists of multiple layers of air with varying densities, temperatures, and pressures. These layers are in constant motion, bending the path of starlight. This continuous bending causes the starlight to shift in brightness and direction, resulting in the twinkling effect we see.<\/span><\/i><\/p>\n

    \"\"<\/a><\/p>\n

    2.S\u1ef1 nhi\u1ec5u lo\u1ea1n c\u1ee7a kh\u00ed quy\u1ec3n c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ng\u00f4i sao v\u00e0 h\u00e0nh tinh kh\u00f4ng<\/b><\/p>\n

      \n
    1. Does atmospheric turbulence affect stars and planets differently?<\/span><\/i><\/li>\n<\/ol>\n

      Kh\u00ed quy\u1ec3n c\u1ee7a Tr\u00e1i \u0110\u1ea5t lu\u00f4n trong tr\u1ea1ng th\u00e1i chuy\u1ec3n \u0111\u1ed9ng. Nh\u1eefng lu\u1ed3ng kh\u00f4ng kh\u00ed n\u00f3ng, l\u1ea1nh, hay c\u00e1c d\u00f2ng kh\u00f4ng kh\u00ed c\u00f3 m\u1eadt \u0111\u1ed9 kh\u00e1c nhau l\u00e0m cho \u00e1nh s\u00e1ng b\u1ecb <\/span>kh\u00fac x\u1ea1<\/b> v\u00e0 <\/span>t\u00e1n x\u1ea1<\/b>. M\u1eb7c d\u00f9 h\u00e0nh tinh c\u0169ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi kh\u00ed quy\u1ec3n, nh\u01b0ng v\u00ec \u00e1nh s\u00e1ng t\u1eeb h\u00e0nh tinh \u0111\u1ebfn t\u1eeb m\u1ed9t v\u00f9ng r\u1ed9ng l\u1edbn, s\u1ef1 thay \u0111\u1ed5i trong \u0111\u1ed9 s\u00e1ng kh\u00f4ng \u0111\u00e1ng k\u1ec3, khi\u1ebfn cho ch\u00fang kh\u00f4ng l\u1ea5p l\u00e1nh.<\/span><\/p>\n

      Earth\u2019s atmosphere is always in motion. Hot and cold air currents, as well as regions with differing air densities, cause light to be refracted and scattered. Although planets are also affected by the atmosphere, their light, coming from a wider area, experiences less noticeable changes in brightness, making them appear steady.<\/span><\/i><\/p>\n

      C\u00e1c ng\u00f4i sao, v\u1edbi \u00e1nh s\u00e1ng ch\u1ec9 t\u1eeb m\u1ed9t \u0111i\u1ec3m nh\u1ecf, s\u1ebd ch\u1ecbu t\u00e1c \u0111\u1ed9ng m\u1ea1nh m\u1ebd h\u01a1n t\u1eeb s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a kh\u00ed quy\u1ec3n. Nh\u1eefng thay \u0111\u1ed5i nh\u1ecf trong kh\u00ed quy\u1ec3n c\u00f3 th\u1ec3 khi\u1ebfn \u00e1nh s\u00e1ng t\u1eeb ng\u00f4i sao thay \u0111\u1ed5i li\u00ean t\u1ee5c v\u1ec1 \u0111\u1ed9 s\u00e1ng v\u00e0 m\u00e0u s\u1eafc, t\u1ea1o ra hi\u1ec7n t\u01b0\u1ee3ng l\u1ea5p l\u00e1nh \u0111\u1eb7c tr\u01b0ng m\u00e0 ch\u00fang ta nh\u00ecn th\u1ea5y tr\u00ean b\u1ea7u tr\u1eddi \u0111\u00eam.<\/span><\/p>\n

      Stars, on the other hand, emit light from a single, tiny point. This makes them more susceptible to the effects of atmospheric turbulence. Even small shifts in the atmosphere can cause changes in the brightness and color of starlight, leading to the characteristic twinkling effect we see in the night sky.<\/span><\/i><\/p>\n

      \"\"<\/a><\/p>\n

      3.C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng kh\u00e1c\u00a0<\/b><\/p>\n

        \n
      1. Other factors influencing the twinkling of stars<\/span><\/i><\/li>\n<\/ol>\n

        Ngo\u00e0i s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 kho\u1ea3ng c\u00e1ch v\u00e0 kh\u00ed quy\u1ec3n, m\u1ed9t y\u1ebfu t\u1ed1 kh\u00e1c c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn s\u1ef1 l\u1ea5p l\u00e1nh c\u1ee7a ng\u00f4i sao l\u00e0 <\/span>v\u1ecb tr\u00ed c\u1ee7a ng\u00f4i sao tr\u00ean b\u1ea7u tr\u1eddi<\/b>. Khi m\u1ed9t ng\u00f4i sao g\u1ea7n \u0111\u01b0\u1eddng ch\u00e2n tr\u1eddi, \u00e1nh s\u00e1ng c\u1ee7a n\u00f3 s\u1ebd ph\u1ea3i \u0111i qua m\u1ed9t l\u1edbp kh\u00ed quy\u1ec3n d\u00e0y \u0111\u1eb7c h\u01a1n so v\u1edbi khi ng\u00f4i sao \u1edf g\u1ea7n \u0111\u1ec9nh \u0111\u1ea7u. Ch\u00ednh v\u00ec v\u1eady, ng\u00f4i sao s\u1ebd l\u1ea5p l\u00e1nh m\u1ea1nh m\u1ebd h\u01a1n khi n\u00f3 g\u1ea7n \u0111\u01b0\u1eddng ch\u00e2n tr\u1eddi. Ng\u01b0\u1ee3c l\u1ea1i, khi ng\u00f4i sao g\u1ea7n \u0111\u1ec9nh \u0111\u1ea7u, s\u1ef1 nhi\u1ec5u lo\u1ea1n \u00e1nh s\u00e1ng s\u1ebd \u00edt h\u01a1n v\u00e0 \u00e1nh s\u00e1ng s\u1ebd \u1ed5n \u0111\u1ecbnh h\u01a1n.<\/span><\/p>\n

        In addition to differences in distance and atmospheric effects, the position of a star in the sky also affects its twinkling. When a star is near the horizon, its light must pass through a thicker layer of Earth\u2019s atmosphere compared to when it is directly overhead. This increased thickness causes the star\u2019s light to scatter more, making it twinkle more noticeably.<\/span><\/i><\/p>\n

        \u00c1nh s\u00e1ng t\u1eeb h\u00e0nh tinh l\u1ea1i \u00edt b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi v\u1ecb tr\u00ed c\u1ee7a ch\u00fang tr\u00ean b\u1ea7u tr\u1eddi. D\u00f9 \u1edf \u0111\u00e2u, v\u00ec \u00e1nh s\u00e1ng t\u1eeb h\u00e0nh tinh \u0111\u1ebfn t\u1eeb m\u1ed9t v\u00f9ng r\u1ed9ng l\u1edbn h\u01a1n, s\u1ef1 thay \u0111\u1ed5i trong \u0111\u1ed9 s\u00e1ng \u00edt x\u1ea3y ra.<\/span><\/p>\n

        Light from planets, however, is less influenced by their position in the sky. No matter where they appear, the broader area of light they emit ensures that changes in brightness are less noticeable.<\/span><\/i><\/p>\n

        \"\"<\/a><\/p>\n

          \n
        1. M\u1eaft th\u01b0\u1eddng c\u1ee7a ch\u00fang ta c\u00f3 nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c s\u1ef1 thay \u0111\u1ed5i n\u00e0y kh\u00f4ng ?\u00a0<\/b><\/li>\n
        2. Can the human eye detect these differences?<\/span><\/i><\/li>\n<\/ol>\n

          C\u00e1ch m\u00e0 m\u1eaft ch\u00fang ta nh\u1eadn di\u1ec7n \u00e1nh s\u00e1ng c\u0169ng \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng. Do <\/span>\u0111\u1ed9 s\u00e1ng<\/b> v\u00e0 <\/span>k\u00edch th\u01b0\u1edbc \u0111i\u1ec3m s\u00e1ng<\/b> kh\u00e1c nhau, m\u1eaft ng\u01b0\u1eddi s\u1ebd c\u1ea3m nh\u1eadn \u00e1nh s\u00e1ng t\u1eeb ng\u00f4i sao v\u00e0 h\u00e0nh tinh m\u1ed9t c\u00e1ch kh\u00e1c bi\u1ec7t. \u00c1nh s\u00e1ng t\u1eeb ng\u00f4i sao c\u00f3 <\/span>c\u01b0\u1eddng \u0111\u1ed9 nh\u1ecf<\/b>, ch\u1ec9 l\u00e0 m\u1ed9t \u0111i\u1ec3m s\u00e1ng \u0111\u01a1n l\u1ebb, khi\u1ebfn m\u1eaft ch\u00fang ta d\u1ec5 d\u00e0ng nh\u1eadn th\u1ea5y s\u1ef1 dao \u0111\u1ed9ng, l\u00e0m cho ch\u00fang c\u00f3 v\u1ebb nh\u01b0 \u0111ang “l\u1ea5p l\u00e1nh”. Trong khi \u0111\u00f3, \u00e1nh s\u00e1ng t\u1eeb h\u00e0nh tinh c\u00f3 <\/span>c\u01b0\u1eddng \u0111\u1ed9 m\u1ea1nh h\u01a1n<\/b> v\u00e0 t\u1ecfa ra t\u1eeb m\u1ed9t di\u1ec7n t\u00edch r\u1ed9ng h\u01a1n, khi\u1ebfn cho n\u00f3 tr\u00f4ng \u1ed5n \u0111\u1ecbnh h\u01a1n v\u00e0 kh\u00f4ng b\u1ecb nh\u1ea5p nh\u00e1y.<\/span><\/p>\n

          How our eyes perceive light also plays an important role. Due to the differences in brightness and the size of the light source, our eyes perceive starlight and planet light differently. Starlight has lower intensity and comes from a single tiny point, making it easier for our eyes to detect variations in brightness and color, causing stars to seem like they are \u201ctwinkling.\u201d<\/span><\/i><\/p>\n

          In contrast, the light from planets is brighter and comes from a larger area, making it appear steady and not twinkling to the human eye.<\/span><\/i><\/p>\n

          LANGUAGE CENTER INTERCONTINENTAL (I-CLC)<\/span><\/i><\/p>\n

          CN HCM: 46 Road 65, KDC Tan Quy Dong, P. Tan Phong, District 7<\/span><\/i><\/p>\n

          CN Nha Trang: Plot no. 12, Road B2, Urban Area, Vinh Diem Trung, Vinh Hiep, ho chi minh City, Nha Trang<\/span><\/i><\/p>\n

          0917729932<\/span><\/i><\/p>\n

          #ICLC #tienganhtieuhoc #tienganhtreem<\/span><\/i><\/p>","protected":false},"excerpt":{"rendered":"

          V\u00e0o nh\u1eefng \u0111\u00eam tr\u1eddi \u0111\u1eb9p n\u1ebfu nh\u00ecn l\u00ean b\u1ea7u tr\u1eddi, c\u00e1c B\u00e9 s\u1ebd th\u1ea5y r\u1ea5t nhi\u1ec1u ng\u00f4i sao s\u00e1ng l\u1ea5p l\u00e1nh. Ng\u01b0\u1ee3c l\u1ea1i, nh\u1eefng h\u00e0nh tinh g\u1ea7n h\u01a1n nh\u01b0 Sao Kim, Sao M\u1ed9c hay Sao Th\u1ed5 l\u1ea1i t\u1ecfa s\u00e1ng \u1ed5n \u0111\u1ecbnh, kh\u00f4ng b\u1ecb nh\u1ea5p nh\u00e1y.N\u1ebfu nh\u00ecn k\u1ef9, c\u00e1c B\u00e9 s\u1ebd th\u1ea5y m\u1ed9t \u0111i\u1ec1u th\u00fa v\u1ecb: …<\/p>\n

          Khoa h\u1ecdc song ng\u1eef: T\u1ea1i sao c\u00e1c ng\u00f4i sao l\u1ea5p l\u00e1nh c\u00f2n h\u00e0nh tinh th\u00ec kh\u00f4ng ?<\/span> Read More »<\/a><\/p>","protected":false},"author":427,"featured_media":21847,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[188],"tags":[],"class_list":["post-21844","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc-toan-khoa-hoc-song-ngu"],"acf":[],"_links":{"self":[{"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/posts\/21844","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/comments?post=21844"}],"version-history":[{"count":1,"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/posts\/21844\/revisions"}],"predecessor-version":[{"id":21849,"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/posts\/21844\/revisions\/21849"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/media\/21847"}],"wp:attachment":[{"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/media?parent=21844"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/categories?post=21844"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i-clc.edu.vn\/en\/wp-json\/wp\/v2\/tags?post=21844"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}