{"id":28688,"date":"2019-08-01T20:34:00","date_gmt":"2019-08-01T13:34:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28688"},"modified":"2021-10-03T20:36:46","modified_gmt":"2021-10-03T13:36:46","slug":"kham-pha-ra-3-ngoai-hanh-tinh-cuc-hiem-chi-cach-trai-dat-73-nam-anh-sang","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/kham-pha-ra-3-ngoai-hanh-tinh-cuc-hiem-chi-cach-trai-dat-73-nam-anh-sang\/","title":{"rendered":"Kh\u00e1m ph\u00e1 ra 3 ngo\u1ea1i h\u00e0nh tinh c\u1ef1c hi\u1ebfm ch\u1ec9 c\u00e1ch Tr\u00e1i \u0111\u1ea5t 73 n\u0103m \u00e1nh s\u00e1ng"},"content":{"rendered":"\n

Ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u00e3 ph\u00e1t hi\u1ec7n ra h\u00e0ng ng\u00e0n ngo\u1ea1i h\u00e0nh tinh, nh\u01b0ng h\u1ec7 th\u1ed1ng ch\u1ec9 c\u00e1ch ch\u00fang ta 73 n\u0103m \u00e1nh s\u00e1ng \u0111ang khi\u1ebfn c\u00e1c nh\u00e0 khoa h\u1ecdc c\u1ef1c k\u00ec ph\u1ea5n kh\u00edch.<\/strong><\/p>\n\n\n\n

N\u00f3 kh\u00f4ng ch\u1ec9 cho ch\u00fang ta bi\u1ebft v\u1ec1 s\u1ef1 h\u00ecnh th\u00e0nh m\u1ed9t h\u00e0nh tinh, n\u00f3 c\u00f3 th\u1ec3 d\u1eabn ch\u00fang ta \u0111\u1ebfn vi\u1ec7c kh\u00e1m ph\u00e1 m\u1ed9t th\u1ebf gi\u1edbi c\u00f3 th\u1ec3 \u1edf \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc v\u1eeba ph\u00e1t hi\u1ec7n ra 3 ngo\u1ea1i h\u00e0nh tinh m\u1edbi.<\/em><\/p>\n\n\n\n

Xung quanh m\u1ed9t sao l\u00f9n \u0111\u1ecf y\u00ean t\u0129nh kh\u00e1c th\u01b0\u1eddng c\u00e1ch xa 73 n\u0103m \u00e1nh s\u00e1ng, v\u1ec7 tinh TESS s\u0103n t\u00ecm h\u00e0nh tinh \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ba h\u00e0nh tinh k\u00ec l\u1ea1. Trong \u0111\u00f3, m\u1ed9t th\u1ebf gi\u1edbi to\u00e0n \u0111\u00e1 ch\u1ec9 l\u1edbn h\u01a1n Tr\u00e1i \u0110\u1ea5t m\u1ed9t ch\u00fat v\u00e0 hai sao c\u00f3 k\u00edch th\u01b0\u1edbc g\u1ea5p \u0111\u00f4i Tr\u00e1i \u0110\u1ea5t.<\/p>\n\n\n\n

Ch\u00fang d\u01b0\u1eddng nh\u01b0 \u0111\u01b0\u1ee3c li\u00ean k\u1ebft trong m\u1ed9t chu\u1ed7i c\u1ed9ng h\u01b0\u1edfng, t\u01b0\u01a1ng t\u00e1c h\u1ea5p d\u1eabn \u0111\u1ec3 t\u1ea1o ra m\u1ed9t m\u00f4 h\u00ecnh trong qu\u1ef9 \u0111\u1ea1o c\u1ee7a ch\u00fang.<\/p>\n\n\n\n

M\u00e3 hi\u1ec7u chung c\u1ee7a ch\u00fang l\u00e0 TOI-270. Trong \u0111\u00f3 c\u00f3 c\u00e1c h\u00e0nh tinh TOI-270b (h\u00e0nh tinh \u0111\u00e1), TOI-270c v\u00e0 TOI-270d.<\/p>\n\n\n\n

“TOI-270 l\u00e0 m\u1ed9t Disneyland th\u1ef1c s\u1ef1 cho khoa h\u1ecdc ngo\u1ea1i h\u00e0nh tinh. B\u1ea1n th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 l\u00e0m t\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u b\u1ea1n mu\u1ed1n l\u00e0m trong khoa h\u1ecdc ngo\u1ea1i h\u00e0nh tinh v\u1edbi h\u1ec7 th\u1ed1ng n\u00e0y\u201d, nh\u00e0 v\u1eadt l\u00fd thi\u00ean v\u0103n Maximilian G\u00fcnther thu\u1ed9c Vi\u1ec7n nghi\u00ean c\u1ee9u v\u1eadt l\u00fd v\u00e0 v\u1eadt l\u00fd thi\u00ean v\u0103n Kavli c\u1ee7a MIT cho bi\u1ebft.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf, kh\u00f4ng c\u00f3 ng\u00f4i sao n\u00e0o trong s\u1ed1 c\u1ea3 ba c\u00f3 kh\u1ea3 n\u0103ng c\u00f3 th\u1ec3 \u1edf \u0111\u01b0\u1ee3c. TOI-270b, m\u1ed9t h\u00e0nh tinh \u0111\u00e1 c\u00f3 k\u00edch th\u01b0\u1edbc g\u1ea5p 1,25 l\u1ea7n Tr\u00e1i \u0110\u1ea5t, l\u00e0 ng\u00f4i sao g\u1ea7n nh\u1ea5t quay xung quanh trong qu\u1ef9 \u0111\u1ea1o ho\u00e0n ch\u1ec9nh c\u1ee9 sau 3,4 ng\u00e0y. Trong s\u1ed1 hai ng\u00f4i sao c\u00f2n l\u1ea1i, m\u1ed9t ng\u00f4i sao c\u00f3 k\u00edch th\u01b0\u1edbc g\u1ea5p 2,42 l\u1ea7n Tr\u00e1i \u0110\u1ea5t, ng\u00f4i sao con l\u1ea1i c\u00f3 k\u00edch th\u01b0\u1edbc g\u1ea5p 2,13 l\u1ea7n.<\/p>\n\n\n\n

Ng\u00f4i sao nh\u1ecf h\u01a1n c\u00f3 qu\u1ef9 \u0111\u1ea1o 11,4 ng\u00e0y, c\u00f3 ngh\u0129a l\u00e0 b\u1ea7u kh\u00ed quy\u1ec3n b\u00ean ngo\u00e0i c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u1edf \u0111\u01b0\u1ee3c, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 c\u00f3 m\u1ed9t b\u1ea7u kh\u00f4ng kh\u00ed r\u1ea5t d\u00e0y t\u1ea1o ra hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh, khi\u1ebfn b\u1ec1 m\u1eb7t qu\u00e1 n\u00f3ng \u0111\u1ec3 c\u00f3 th\u1ec3 s\u1ed1ng s\u00f3t.<\/p>\n\n\n\n

Tuy nhi\u00ean, h\u1ec7 th\u1ed1ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a c\u00e1c ng\u00f4i sao \u0111\u01b0\u1ee3c gi\u1edbi khoa h\u1ecdc \u0111\u00e1nh gi\u00e1 l\u00e0 m\u1ed9t c\u01a1 h\u1ed9i hi\u1ebfm c\u00f3 gi\u00fap t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00e1ch c\u00e1c h\u00e0nh tinh kh\u00e1c nhau h\u00ecnh th\u00e0nh, v\u00e0 t\u1ea1i sao m\u1ed9t s\u1ed1 l\u00e0 h\u00e0nh tinh \u0111\u00e1 r\u1ea5t nh\u1ec9 v\u00e0 m\u1ed9t s\u1ed1 r\u1ea5t l\u1edbn v\u00e0 ch\u1ee9a nhi\u1ec1u kh\u00ed.<\/p>\n\n\n\n

“Ch\u00fang ta t\u00ecm th\u1ea5y r\u1ea5t \u00edt h\u00e0nh tinh nh\u01b0 th\u1ebf n\u00e0y trong khu v\u1ef1c c\u00f3 th\u1ec3 \u1edf \u0111\u01b0\u1ee3c v\u00e0 \u0111i\u1ec1u n\u00e0y r\u1ea5t hi\u1ebfm”, nh\u00e0 v\u1eadt l\u00fd thi\u00ean v\u0103n Stephen Kane thu\u1ed9c \u0110\u1ea1i h\u1ecdc California Riverside nh\u1ea5n m\u1ea1nh.<\/p>\n","protected":false},"excerpt":{"rendered":"

Ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u00e3 ph\u00e1t hi\u1ec7n ra h\u00e0ng ng\u00e0n ngo\u1ea1i h\u00e0nh tinh, nh\u01b0ng h\u1ec7 th\u1ed1ng ch\u1ec9 c\u00e1ch ch\u00fang ta 73 n\u0103m \u00e1nh s\u00e1ng \u0111ang khi\u1ebfn c\u00e1c nh\u00e0 khoa h\u1ecdc c\u1ef1c k\u00ec ph\u1ea5n kh\u00edch. N\u00f3 kh\u00f4ng ch\u1ec9 cho ch\u00fang ta bi\u1ebft v\u1ec1 s\u1ef1 h\u00ecnh th\u00e0nh m\u1ed9t h\u00e0nh tinh, n\u00f3 c\u00f3 th\u1ec3 d\u1eabn ch\u00fang ta \u0111\u1ebfn […]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28688","post","type-post","status-publish","format-standard","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28688","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28688"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28688\/revisions"}],"predecessor-version":[{"id":28694,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28688\/revisions\/28694"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28688"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28688"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}