{"id":11055,"date":"2021-11-22T17:39:28","date_gmt":"2021-11-22T10:39:28","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=11055"},"modified":"2021-11-23T21:13:18","modified_gmt":"2021-11-23T14:13:18","slug":"lam-the-nao-de-do-trong-luong-cua-cac-ngoi-sao","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/lam-the-nao-de-do-trong-luong-cua-cac-ngoi-sao\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111o tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a c\u00e1c ng\u00f4i sao?"},"content":{"rendered":"\n<p>Vi\u1ec7c t\u00ednh to\u00e1n kh\u1ed1i l\u01b0\u1ee3ng c\u00e1c ng\u00f4i sao l\u00e0 d\u1ef1a v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a Tr\u00e1i \u0111\u1ea5t. Th\u1ebf vi\u1ec7c t\u00ednh to\u00e1n kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a Tr\u00e1i \u0111\u1ea5t \u0111\u01b0\u1ee3c t\u00ed\u00ean h\u00e0nh nh\u01b0 th\u1ebf n\u00e0o? Hi\u1ec7n nay, ng\u01b0\u1eddi ta \u0111\u00e3 bi\u1ebft kho\u1ea3ng c\u00e1ch t\u1eeb t\u00e2m Tr\u00e1i \u0111\u1ea5t \u0111\u1ebfn b\u1ec1 m\u1eb7t Tr\u00e1i \u0111\u1ea5t. Cho d\u00f9 l\u00e0 h\u1eb1ng s\u1ed1 c\u1ee7a l\u1ef1c h\u1ea5p d\u1eabn v\u1ec1 gi\u00e1 tr\u1ecb m\u00e0 n\u00f3i l\u00e0 m\u1ed9t con s\u1ed1 r\u1ea5t b\u00e9. Nh\u01b0ng ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 \u0111o \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c gi\u00e1 tr\u1ecb n\u00e0y. Ng\u01b0\u1eddi ta v\u1eabn hay d\u00f9ng c\u00e1ch d\u1ef1a v\u00e0o \u0111o gia t\u1ed1c c\u1ee7a l\u1ef1c h\u1ea5p d\u1eabn \u0111\u1ed1i v\u1edbi m\u1ed9t v\u1eadt th\u1ec3 n\u00e0o \u0111\u00f3 r\u1ed3i t\u1eeb \u0111\u00f3 t\u00ednh ra l\u01b0\u1ee3ng ch\u1ea5t c\u1ee7a Tr\u00e1i \u0111\u1ea5t.<\/p>\n\n\n\n<p>Vi\u1ec7c tr\u00ecnh b\u00e0y nguy\u00ean l\u00fd c\u1ee7a ph\u00e9p \u0111o qu\u1ea3 l\u00e0 r\u1ea5t kh\u00f3 gi\u1eefa Tr\u00e1i \u0111\u1ea5t v\u00e0 M\u1eb7t tr\u0103ng, gi\u1eefa Tr\u00e1i \u0111\u1ea5t v\u00e0 M\u1eb7t tr\u1eddi, M\u1eb7t tr\u1eddi v\u00e0 c\u00e1c h\u00e0nh tinh kh\u00e1c, ch\u00fang \u0111\u1ec1u chuy\u1ec3n \u0111\u1ed9ng theo t\u1eebng qu\u1ef9 \u0111\u1ea1o c\u1ee7a t\u1eebng thi\u00ean th\u1ec3. D\u00f9ng \u0111\u1ecbnh lu\u1eadt Kepler, d\u1ef1a v\u00e0o kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c qu\u1ef9 \u0111\u1ea1o, th\u1eddi gian chuy\u1ec3n \u0111\u1ed9ng m\u1ed9t v\u00f2ng tr\u00ean qu\u1ef9 \u0111\u1ea1o, ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 t\u00ednh \u0111\u01b0\u1ee3c tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a ch\u00fang. Ngo\u00e0i ra, tr\u1ecdng l\u01b0\u1ee3ng c\u00e1c tinh c\u0169ng \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb kho\u1ea3ng c\u00e1ch v\u00e0 chu k\u1ef3 chuy\u1ec3n \u0111\u1ed9ng m\u00e0 t\u00ednh ra. V\u00ec song tinh l\u1edbn h\u01a1n M\u1eb7t tr\u1eddi 8 l\u1ea9n n\u00ean c\u00f3 th\u1ec3 xem song tinh nh\u01b0 m\u1ed9t h\u1ed1 \u0111en.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vi\u1ec7c t\u00ednh to\u00e1n kh\u1ed1i l\u01b0\u1ee3ng c\u00e1c ng\u00f4i sao l\u00e0 d\u1ef1a v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a Tr\u00e1i \u0111\u1ea5t. Th\u1ebf vi\u1ec7c t\u00ednh to\u00e1n kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a Tr\u00e1i \u0111\u1ea5t \u0111\u01b0\u1ee3c t\u00ed\u00ean h\u00e0nh nh\u01b0 th\u1ebf n\u00e0o? Hi\u1ec7n nay, ng\u01b0\u1eddi ta \u0111\u00e3 bi\u1ebft kho\u1ea3ng c\u00e1ch t\u1eeb t\u00e2m Tr\u00e1i \u0111\u1ea5t \u0111\u1ebfn b\u1ec1 m\u1eb7t Tr\u00e1i \u0111\u1ea5t. Cho d\u00f9 l\u00e0 h\u1eb1ng s\u1ed1 c\u1ee7a l\u1ef1c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[1,15],"tags":[],"class_list":["post-11055","post","type-post","status-publish","format-standard","hentry","category-general","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11055","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=11055"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11055\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=11055"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=11055"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=11055"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}