{"id":15356,"date":"2021-11-27T17:55:16","date_gmt":"2021-11-27T10:55:16","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=15356"},"modified":"2021-11-27T17:55:17","modified_gmt":"2021-11-27T10:55:17","slug":"ban-biet-gi-ve-sao-tho","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/ban-biet-gi-ve-sao-tho\/","title":{"rendered":"B\u1ea1n bi\u1ebft g\u00ec v\u1ec1 sao Th\u1ed5?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 8 &#8211; Arkady Leokum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sao Th\u1ed5 c\u0169ng thu\u1ed9c lo\u1ea1i h\u00e0nh tinh kh\u1ed5ng l\u1ed3. N\u00f3 n\u1ed5i ti\u1ebfng l\u00e0 nh\u1edd c\u00f3 v\u00f2ng s\u00e1ng t\u1ea5t \u0111\u1eb9p. Trong ch\u00edn h\u00e0nh tinh l\u1edbn, th\u1ec3 t\u00edch v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a sao Th\u1ed5 \u0111\u1ec1u su\u00fdt so\u00e1t sao M\u1ed9c. Th\u1ec3 t\u00edch c\u1ee7a sao M\u1ed9c b\u1eb1ng 745 l\u1ea7n tr\u00e1i \u0111\u1ea5t, kh\u1ed1i l\u01b0\u1ee3ng b\u1eb1ng 95 l\u1ea7n tr\u00e1i \u0111\u1ea5t. T\u1eeb hai con s\u1ed1 n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y \u0111\u01b0\u1ee3c \u0111i\u1ec1u g\u00ec? V\u00e2ng, sao Th\u1ed5 l\u00e0 h\u00e0nh tinh m\u1eadt \u0111\u1ed9 nh\u1ecf nh\u1ea5t trong ch\u00edn h\u00e0nh tinh l\u1edbn. M\u1eadt \u0111\u1ed9 c\u1ee7a n\u00f3 l\u00e0 0,7 gam tr\u00ean m\u1ed7i x\u0103ng-ti-m\u00e9t kh\u1ed1i, \u0111\u1eb7t sao Th\u1ed5 trong n\u01b0\u1edbc, n\u00f3 s\u1ebd n\u1ed5i l\u1ec1nh b\u1ec1nh trong n\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sao th\u1ed5 c\u00e1ch m\u1eb7t tr\u1eddi xa h\u01a1n 10 l\u1ea7n so v\u1edbi tr\u00e1i \u0111\u1ea5t, quay quanh m\u1eb7t tr\u1eddi m\u1ed9t v\u00f2ng m\u1ea5t 29,5 n\u0103m. N\u00f3 t\u1ef1 quay c\u0169ng r\u1ea5t nhanh, b\u1ed9 ph\u1eadn x\u00edch \u0111\u1ea1o t\u1ef1 quay m\u1ed9t v\u00f2ng m\u1ea5t 10 gi\u1edd 14 ph\u00fat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sao Th\u1ed5 c\u0169ng nh\u01b0 sao M\u1ed9c, b\u1ec1 m\u1eb7t l\u00e0 h\u00e0nh tinh \u1edf tr\u1ea1ng th\u00e1i d\u1ecbch th\u1ec3. Trong kh\u00ed quy\u1ec3n ch\u1ee7 y\u1ebfu l\u00e0 hydro v\u00e0 helium, sao Th\u1ed5 c\u0169ng gi\u1ed1ng nh\u01b0 sao M\u1ed9c, t\u1ef1 m\u00ecnh c\u00f3 th\u1ec3 ph\u00e1t ra m\u1ed9t ph\u1ea7n \u00e1nh s\u00e1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c thi\u1ebft b\u1ecb th\u0103m d\u00f2 ph\u00e1t hi\u1ec7n th\u1ea5y tr\u00ean sao Th\u1ed5 c\u00f3 m\u1ed9t l\u1ea7n s\u1ea5m ch\u1edbp kinh ng\u01b0\u1eddi, d\u00e0i \u0111\u1ebfn 60 ng\u00e0n kil\u00f4m\u00e9t. Sao Th\u1ed5 c\u00f3 20 v\u1ec7 tinh, trong \u0111\u00f3 l\u1edbn nh\u1ea5t l\u00e0 v\u1ec7 tinh sao<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ed5 6, \u0111\u01b0\u1eddng k\u00ednh l\u00e0 5150 kil\u00f4m\u00e9t, l\u00e0 v\u1ec7 tinh c\u00f3 th\u1ec3 t\u00edch l\u1edbn nh\u1ea5t trong h\u1ec7 m\u1eb7t tr\u1eddi. C\u00f2n l\u1edbn h\u01a1n c\u1ea3 th\u1ec3 t\u00edch c\u1ee7a sao Th\u1ee7y. Th\u1ebf nh\u01b0ng trong h\u1ec7 m\u1eb7t tr\u1eddi, th\u1ee9 b\u1eadc c\u1ee7a sao Th\u1ee7y v\u1eabn cao h\u01a1n v\u1ec7 tinh sao Th\u1ed5 th\u1ee9 6, v\u1eabn l\u00e0 h\u00e0nh tinh l\u1edbn. V\u1ec7 tinh sao Th\u1ed5 6 \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n h\u01a1n 300 n\u0103m. Hi\u1ec7n nay \u0111\u00e3 ph\u00e1t hi\u1ec7n th\u1ea5y tr\u00ean b\u1ec1 m\u1eb7t c\u00f3 t\u1ea7ng kh\u00ed quy\u1ec3n. \u0110\u00f3 c\u0169ng l\u00e0 v\u1ec7 tinh duy nh\u1ea5t c\u00f3 t\u1ea7ng kh\u00ed quy\u1ec3n trong gia \u0111\u00ecnh m\u1eb7t tr\u1eddi. Nh\u1eefng b\u1ee9c \u1ea3nh v\u1ec1 v\u1ec7 tinh sao Th\u1ed5 6 do c\u00e1c thi\u1ebft b\u1ecb th\u0103m d\u00f2 ch\u1ee5p \u0111\u01b0\u1ee3c th\u1ea5y r\u00f5 m\u00e0u h\u1ed3ng cam. B\u1ec1 m\u1eb7t c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 l\u00e0 l\u1edbp b\u0103ng. Trong \u201cgia \u0111\u00ecnh nh\u1ecf\u201d c\u1ee7a sao Th\u1ed5, v\u1ec7 tinh sao Th\u1ed5 6 l\u00e0 \u201ch\u1eadu sinh\u201d n\u1ed5i tr\u1ed9i nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00f2ng \u00e1nh s\u00e1ng c\u1ee7a sao Th\u1ed5 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n tr\u00ean 300 n\u0103m. B\u1eb1ng k\u00ednh vi\u1ec5n v\u1ecdng thi\u00ean v\u0103n th\u00f4ng th\u01b0\u1eddng c\u0169ng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y n\u00f3. Do g\u00f3c \u0111\u1ed9 ch\u00fang ta nh\u00ecn th\u1ea5y v\u00f2ng s\u00e1ng c\u1ee7a sao Th\u1ed5 c\u0169ng kh\u00e1c nhau. V\u00f2ng s\u00e1ng c\u1ee7a sao Th\u1ed5 do nhi\u1ec1u h\u1ea1t b\u0103ng ph\u00e2n ly nhau t\u1ea1o th\u00e0nh, \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a nh\u1eefng h\u1ea1t b\u0103ng \u1ea5y t\u1eeb v\u00e0i x\u0103ng-ti-m\u00e9t \u0111\u1ebfn v\u00e0i ch\u1ee5c x\u0103ng-ti-m\u00e9t, to\u00e0n b\u1ed9 v\u00f2ng \u00e1nh s\u00e1ng l\u1ea1i b\u1ea3y v\u00f2ng \u0111\u1ed3ng t\u00e2m h\u1ee3p th\u00e0nh, t\u1ed5ng v\u00f2ng s\u00e1ng r\u1ed9ng kho\u1ea3ng 80 ng\u00e0n kil\u00f4m\u00e9t, d\u00e0y kho\u1ea3ng 10 ng\u00e0n kil\u00f4m\u00e9t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 8 &#8211; Arkady Leokum Sao Th\u1ed5 c\u0169ng thu\u1ed9c lo\u1ea1i h\u00e0nh tinh kh\u1ed5ng l\u1ed3. N\u00f3 n\u1ed5i ti\u1ebfng l\u00e0 nh\u1edd c\u00f3 v\u00f2ng s\u00e1ng t\u1ea5t \u0111\u1eb9p. Trong ch\u00edn h\u00e0nh tinh l\u1edbn, th\u1ec3 t\u00edch v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a sao Th\u1ed5 \u0111\u1ec1u su\u00fdt so\u00e1t sao M\u1ed9c. Th\u1ec3 t\u00edch [&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":[15],"tags":[],"class_list":["post-15356","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15356","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=15356"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15356\/revisions"}],"predecessor-version":[{"id":15357,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15356\/revisions\/15357"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}