{"id":30442,"date":"2020-09-23T11:43:00","date_gmt":"2020-09-23T04:43:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=30442"},"modified":"2021-11-23T11:45:32","modified_gmt":"2021-11-23T04:45:32","slug":"hanh-tinh-sieu-nong-chi-mat-19-gio-quay-quanh-sao-chu-2","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/hanh-tinh-sieu-nong-chi-mat-19-gio-quay-quanh-sao-chu-2\/","title":{"rendered":"H\u00e0nh tinh si\u00eau n\u00f3ng ch\u1ec9 m\u1ea5t 19 gi\u1edd quay quanh sao ch\u1ee7"},"content":{"rendered":"\n

C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc ph\u00e1t hi\u1ec7n m\u1ed9t ngo\u1ea1i h\u00e0nh tinh c\u1ee1 sao H\u1ea3i V\u01b0\u01a1ng c\u00f3 chu k\u1ef3 quay c\u1ef1c ng\u1eafn xung quanh ng\u00f4i sao LTT 9779.<\/p>\n\n\n\n

T\u1ea5t c\u1ea3 c\u00e1c ngo\u1ea1i h\u00e0nh tinh c\u00f3 chu k\u1ef3 quay xung quanh sao ch\u1ee7 “d\u01b0\u1edbi m\u1ed9t ng\u00e0y” \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn tr\u01b0\u1edbc \u0111\u00e2y \u0111\u1ec1u l\u00e0 nh\u1eefng h\u00e0nh tinh \u0111\u00e1 c\u00f3 \u0111\u01b0\u1eddng k\u00ednh nh\u1ecf h\u01a1n hai l\u1ea7n Tr\u00e1i \u0110\u1ea5t, ho\u1eb7c l\u00e0 nh\u1eefng h\u00e0nh tinh kh\u00ed kh\u1ed5ng l\u1ed3 gi\u1ed1ng sao M\u1ed9c c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn g\u1ea5p \u00edt nh\u1ea5t 10 l\u1ea7n h\u00e0nh tinh c\u1ee7a ch\u00fang ta.<\/p>\n\n\n\n

Trong m\u1ed9t nghi\u00ean c\u1ee9u m\u1edbi \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Nature Astronomy<\/em> h\u00f4m 21\/9, c\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc l\u1ea7n \u0111\u1ea7u ti\u00ean quan s\u00e1t th\u1ea5y m\u1ed9t ngo\u1ea1i h\u00e0nh tinh c\u1ee1 sao H\u1ea3i V\u01b0\u01a1ng n\u1eb1m trong nh\u00f3m n\u00e0y, c\u00f3 ngh\u0129a n\u00f3 c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n Tr\u00e1i \u0110\u1ea5t nh\u01b0ng nh\u1ecf h\u01a1n sao M\u1ed9c.<\/p>\n\n\n\n

\"\u0110\u1ed3
\u0110\u1ed3 h\u1ecda m\u00f4 ph\u1ecfng h\u00e0nh tinh LTT 9779 b quay quanh ng\u00f4i sao gi\u1ed1ng M\u1eb7t Tr\u1eddi. \u1ea2nh: Ricardo Ramirez.<\/em><\/figcaption><\/figure><\/div>\n\n\n\n

Ngo\u1ea1i h\u00e0nh tinh m\u1edbi \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean l\u00e0 LTT 9779 b n\u1eb1m c\u00e1ch ch\u00fang ta kho\u1ea3ng 260 tri\u1ec7u n\u0103m \u00e1nh s\u00e1ng. N\u00f3 c\u00f3 \u0111\u01b0\u1eddng k\u00ednh v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn h\u01a1n Tr\u00e1i \u0110\u1ea5t l\u1ea7n l\u01b0\u1ee3t l\u00e0 4,7 v\u00e0 29 l\u1ea7n. H\u00e0nh tinh quay quanh ng\u00f4i sao ch\u1ee7 LTT 9779 \u1edf kho\u1ea3ng c\u00e1ch ch\u1ec9 b\u1eb1ng 1\/23 l\u1ea7n t\u1eeb M\u1eb7t Tr\u1eddi \u0111\u1ebfn sao Th\u1ee7y, g\u1ea7n \u0111\u1ebfn m\u1ee9c n\u00f3 c\u00f3 b\u1ec1 m\u1eb7t b\u1ecb \u0111\u1ed1t n\u00f3ng t\u1edbi 1.700 \u0111\u1ed9 C v\u00e0 ch\u1ec9 m\u1ea5t 19 gi\u1edd \u0111\u1ec3 ho\u00e0n th\u00e0nh m\u1ed9t v\u00f2ng qu\u1ef9 \u0111\u1ea1o.<\/p>\n\n\n\n

\u0110i\u1ec1u k\u1ef3 l\u1ea1 l\u00e0 LTT 9779 b d\u01b0\u1eddng nh\u01b0 v\u1eabn s\u1edf h\u1eefu m\u1ed9t b\u1ea7u kh\u00ed quy\u1ec3n d\u00e0y, n\u1eb7ng g\u1ea7n b\u1eb1ng 10% kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a n\u00f3. “C\u00e1c h\u00e0nh tinh c\u00f3 chu k\u1ef3 quay c\u1ef1c ng\u1eafn th\u01b0\u1eddng s\u1edbm m\u1ea5t \u0111i b\u1ea7u kh\u00ed quy\u1ec3n do b\u1ee9c x\u1ea1 n\u0103ng l\u01b0\u1ee3ng cao nh\u1eadn \u0111\u01b0\u1ee3c t\u1eeb ng\u00f4i sao. Kh\u00e1m ph\u00e1 m\u1edbi khi\u1ebfn ch\u00fang ta ph\u1ea3i t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00e1c gi\u1ea3 thuy\u1ebft h\u00ecnh th\u00e0nh c\u1ee7a ch\u00fang”, tr\u01b0\u1edfng nh\u00f3m nghi\u00ean c\u1ee9u James Jenkins, Ph\u00f3 gi\u00e1o s\u01b0 t\u1ea1i \u0110\u1ea1i h\u1ecdc Chile cho bi\u1ebft.<\/p>\n\n\n\n

Trong t\u01b0\u01a1ng lai, Jenkins c\u00f9ng c\u00e1c \u0111\u1ed3ng nghi\u1ec7p s\u1ebd t\u1eadp trung ph\u00e2n t\u00edch \u00e1nh s\u00e1ng \u0111i qua b\u1ea7u kh\u00ed quy\u1ec3n c\u1ee7a LTT 9779 b \u0111\u1ec3 t\u00ecm ki\u1ebfm c\u00e1c nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc, \u0111o nhi\u1ec7t \u0111\u1ed9 kh\u00ed quy\u1ec3n v\u00e0 x\u00e1c \u0111\u1ecbnh xem h\u00e0nh tinh n\u00e0y li\u1ec7u c\u00f3 m\u00e2y hay kh\u00f4ng.<\/p>\n\n\n\n

“\u0110\u1ed9 s\u00e1ng t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a ng\u00f4i sao cho ph\u00e9p c\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 tr\u00ean Tr\u00e1i \u0110\u1ea5t v\u00e0 kh\u00f4ng gian \u0111\u1ec3 nghi\u00ean c\u1ee9u h\u00e0nh tinh quay quanh n\u00f3 m\u1ed9t c\u00e1ch chi ti\u1ebft. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nghe nhi\u1ec1u h\u01a1n v\u1ec1 LTT 9779 b trong t\u01b0\u01a1ng lai g\u1ea7n”, Jenkins chia s\u1ebb th\u00eam.<\/p>\n\n\n\n

\u0110o\u00e0n D\u01b0\u01a1ng\u00a0<\/strong>(Theo\u00a0Space<\/em>)<\/p>\n\n\n\n

https:\/\/vnexpress.net\/hanh-tinh-sieu-nong-chi-mat-19-gio-quay-quanh-sao-chu-4165335.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc ph\u00e1t hi\u1ec7n m\u1ed9t ngo\u1ea1i h\u00e0nh tinh c\u1ee1 sao H\u1ea3i V\u01b0\u01a1ng c\u00f3 chu k\u1ef3 quay c\u1ef1c ng\u1eafn xung quanh ng\u00f4i sao LTT 9779. T\u1ea5t c\u1ea3 c\u00e1c ngo\u1ea1i h\u00e0nh tinh c\u00f3 chu k\u1ef3 quay xung quanh sao ch\u1ee7 “d\u01b0\u1edbi m\u1ed9t ng\u00e0y” \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn tr\u01b0\u1edbc \u0111\u00e2y \u0111\u1ec1u l\u00e0 nh\u1eefng h\u00e0nh tinh \u0111\u00e1 […]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-30442","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/30442","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=30442"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/30442\/revisions"}],"predecessor-version":[{"id":30444,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/30442\/revisions\/30444"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=30442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=30442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=30442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}