Ban \u0111\u00eam c\u00f3 l\u00fac \u1edf ch\u00e2n tr\u1eddi lo\u00e9 s\u00e1ng, ti\u1ebfp theo c\u00f3 m\u1ed9t cung s\u00e1ng l\u01b0\u1edbt qua b\u1ea7u tr\u1eddi. N\u00f3 t\u1ef1 nhi\u00ean \u0111\u1ebfn r\u1ed3i t\u1eaft r\u1ea5t nhanh, ng\u01b0\u1eddi ta th\u01b0\u1eddng g\u1ecdi \u0111\u00f3 l\u00e0 sao b\u0103ng.<\/p>\n\n\n\n
Trong truy\u1ec1n thuy\u1ebft c\u1ed5 c\u1ee7a Trung Qu\u1ed1c c\u00f3 nhi\u1ec1u chuy\u1ec7n th\u1ea7n tho\u1ea1i v\u1ec1 sao b\u0103ng, ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 c\u00e1ch n\u00f3i m\u1ed7i ng\u01b0\u1eddi t\u01b0\u01a1ng x\u1ee9ng v\u1edbi m\u1ed9t ng\u00f4i sao.<\/p>\n\n\n\n
Ng\u01b0\u1eddi \u0111\u00f3 ch\u1ebft \u0111i th\u00ec ng\u00f4i sao t\u01b0\u01a1ng \u1ee9ng c\u0169ng r\u01a1i xu\u1ed1ng \u0111\u1ea5t. Cho n\u00ean nh\u1eefng Ho\u00e0ng \u0111\u1ebf phong ki\u1ebfn tr\u01b0\u1edbc \u0111\u00e2y, \u0111\u1ec3 duy tr\u00ec s\u1ef1 th\u1ed1ng tr\u1ecb c\u1ee7a m\u00ecnh, lo m\u00ecnh b\u1ecb ch\u1ebft n\u00ean chuy\u00ean nu\u00f4i c\u00e1c th\u1ea7y xem s\u1ed1 \u0111\u1ec3 quan s\u00e1t b\u1ea7u tr\u1eddi, d\u1ef1 \u0111o\u00e1n c\u00e1t, hung cho c\u00e1c b\u1eadc \u0111\u1ebf v\u01b0\u01a1ng.<\/p>\n\n\n\n
C\u00e1ch n\u00f3i n\u00e0y kh\u00f4ng c\u00f3 c\u01a1 s\u1edf khoa h\u1ecdc. Theo th\u1ed1ng k\u00ea ng\u00e0y nay d\u00e2n s\u1ed1 tr\u00ean Tr\u00e1i \u0110\u1ea5t c\u00f3 h\u01a1n 6 t\u1ec9 ng\u01b0\u1eddi, c\u00f2n c\u00e1c ng\u00f4i sao tr\u00ean b\u1ea7u tr\u1eddi bao g\u1ed3m nh\u1eefng ng\u00f4i sao th\u1ea5y \u0111\u01b0\u1ee3c v\u00e0 kh\u00f4ng th\u1ea5y \u0111\u01b0\u1ee3c c\u00f3 \u0111\u1ebfn h\u00e0ng tr\u0103m t\u1ec9. H\u01a1n n\u1eefa n\u00f3i sao b\u0103ng r\u01a1i xu\u1ed1ng \u0111\u1ea5t c\u0169ng kh\u00f4ng ch\u00ednh x\u00e1c. Ta th\u1ea5y b\u1ea7u tr\u1eddi \u0111\u1ea7y sao, ngo\u00e0i c\u00e1c h\u00e0nh tinh l\u00e0 anh em c\u1ee7a Tr\u00e1i \u0110\u1ea5t ra th\u00ec c\u00e1c h\u1eb1ng tinh to l\u1edbn r\u1ea5t nhi\u1ec1u, n\u00f3 l\u00e0 c\u00e1c thi\u00ean th\u1ec3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi M\u1eb7t Tr\u1eddi, ch\u1eb3ng qua n\u00f3 c\u00e1ch Tr\u00e1i \u0110\u1ea5t qu\u00e1 xa n\u00ean kh\u1ea3 n\u0103ng va ch\u1ea1m v\u1edbi Tr\u00e1i \u0110\u1ea5t r\u1ea5t nh\u1ecf m\u00e0 th\u00f4i. Do \u0111\u00f3 trong l\u1ecbch s\u1eed nh\u00e2n lo\u1ea1i c\u0103n b\u1ea3n kh\u00f4ng c\u00f3 chuy\u1ec7n sao r\u01a1i xu\u1ed1ng \u0111\u1ea5t.<\/p>\n\n\n\n
V\u1eady sao b\u0103ng th\u1ef1c ch\u1ea5t l\u00e0 g\u00ec?<\/p>\n\n\n\n
Sao b\u0103ng, n\u00f3i m\u1ed9t c\u00e1ch khoa h\u1ecdc l\u00e0 nh\u1eefng v\u1eadt ch\u1ea5t gi\u1eefa nh\u1eefng ng\u00f4i sao r\u01a1i v\u00e0o t\u1ea7ng kh\u00ed quy\u1ec3n, ma s\u00e1t v\u1edbi kh\u00f4ng kh\u00ed m\u00e0 c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ph\u00e1t quang.<\/p>\n\n\n\n
Nguy\u00ean l\u00e0 kho\u1ea3ng kh\u00f4ng v\u0169 tr\u1ee5 g\u1ea7n Tr\u00e1i \u0110\u1ea5t, ngo\u00e0i c\u00e1c h\u00e0nh tinh ra c\u00f2n c\u00f3 c\u00e1c v\u1eadt ch\u1ea5t gi\u1eefa c\u00e1c ng\u00f4i sao. Nh\u1eefng v\u1eadt ch\u1ea5t n\u00e0y nh\u1ecf th\u00ec nh\u01b0 h\u1ea1t b\u1ee5i, l\u1edbn th\u00ec nh\u01b0 qu\u1ea3 n\u00fai, ch\u00fang chuy\u1ec3n \u0111\u1ed9ng v\u1edbi t\u1ed1c \u0111\u1ed9 r\u1ea5t nhanh v\u1edbi qu\u1ef9 \u0111\u1ea1o ri\u00eang c\u1ee7a m\u00ecnh trong v\u0169 tr\u1ee5.<\/p>\n\n\n\n
Nh\u1eefng v\u1eadt ch\u1ea5t n\u00e0y c\u00f2n g\u1ecdi chung l\u00e0 lu\u1ed3ng thi\u00ean th\u1ea1ch. B\u1ea3n th\u00e2n n\u00f3 kh\u00f4ng ph\u00e1t s\u00e1ng, khi va ch\u1ea1m v\u1edbi b\u1ea7u kh\u00ed quy\u1ec3n c\u1ee7a Tr\u00e1i \u0110\u1ea5t, do c\u00e1c lu\u1ed3ng thi\u00ean th\u1ea1ch c\u00f3 t\u1ed1c \u0111\u1ed9 r\u1ea5t l\u1edbn, m\u1ed7i gi\u00e2y c\u00f3 th\u1ec3 \u0111\u1ea1t 10-80 km, nhanh g\u1ea5p m\u1ea5y ch\u1ee5c l\u1ea7n so v\u1edbi t\u1ed1c \u0111\u1ed9 m\u00e1y bay ph\u1ea3n l\u1ef1c lo\u1ea1i nhanh nh\u1ea5t. Khi c\u00e1c lu\u1ed3ng thi\u00ean th\u1ea1ch n\u00e0y \u0111i v\u00e0o t\u1ea7ng kh\u00ed quy\u1ec3n c\u1ee7a Tr\u00e1i \u0110\u1ea5t v\u1edbi t\u1ed1c \u0111\u1ed9 cao nh\u01b0 th\u1ebf ma s\u00e1t m\u1ea1nh v\u1edbi kh\u00f4ng kh\u00ed v\u00e0 b\u1ed1c ch\u00e1y, khi\u1ebfn cho kh\u00f4ng kh\u00ed b\u1ecb t\u00e1c d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 cao, c\u00e1c lu\u1ed3ng thi\u00ean th\u1ea1ch s\u1ebd ph\u00e1t s\u00e1ng. C\u00e1c lu\u1ed3ng thi\u00ean th\u1ea1ch trong kh\u00f4ng kh\u00ed kh\u00f4ng ph\u1ea3i b\u1ed7ng ch\u1ed1c ch\u00e1y h\u1ebft ngay m\u00e0 l\u00e0 ch\u00e1y d\u1ea7n trong qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed9ng, nh\u01b0 v\u1eady s\u1ebd h\u00ecnh th\u00e0nh cung s\u00e1ng m\u00e0 ta nh\u00ecn th\u1ea5y.<\/p>\n\n\n\n
C\u00f3 l\u00fac v\u00ec th\u1ec3 t\u00edch c\u1ee7a lu\u1ed3ng thi\u00ean th\u1ea1ch l\u1edbn qu\u00e1, kh\u00f4ng k\u1ecbp ch\u00e1y h\u1ebft n\u00ean r\u01a1i xu\u1ed1ng \u0111\u1ea5t ta g\u1ecdi l\u00e0 v\u1eabn tinh (sao r\u01a1i, sao r\u1ee5ng). V\u1eabn tinh c\u00f3 l\u00fac l\u00e0 v\u1eabn th\u1ea1ch, c\u00f3 l\u00fac l\u00e0 v\u1eabn s\u1eaft, c\u00f3 l\u00fac l\u00e0 v\u1eabn \u0111\u00e1 s\u1eaft. V\u00ec kh\u00f4ng kh\u00ed d\u00e0y \u0111\u1eb7c n\u00ean v\u1eabn tinh r\u01a1i xu\u1ed1ng m\u1eb7t \u0111\u1ea5t r\u1ea5t \u00edt, l\u00fac r\u01a1i xu\u1ed1ng m\u1eb7t \u0111\u1ea5t t\u1ed1c \u0111\u1ed9 \u0111\u00e3 r\u1ea5t nh\u1ecf cho n\u00ean \u00edt g\u00e2y ra tai ho\u1ea1.<\/p>\n\n\n\n
B\u1ea3n ch\u1ea5t c\u1ee7a v\u1eabn tinh l\u00e0 g\u00ec? C\u0103n c\u1ee9 k\u1ebft qu\u1ea3 ho\u00e1 nghi\u1ec7m c\u00e1c v\u1eabn tinh th\u00ec th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu c\u1ee7a n\u00f3 l\u00e0 s\u1eaft, niken ho\u1eb7c c\u00f3 m\u1ed9t s\u1ed1 l\u00e0 \u0111\u00e1. C\u0169ng c\u00f3 ng\u01b0\u1eddi d\u1ef1 \u0111o\u00e1n r\u1eb1ng, trong v\u1eabn tinh c\u00f2n c\u00f3 th\u1ec3 c\u00f3 m\u1ed9t s\u1ed1 nguy\u00ean t\u1ed1 tr\u00ean m\u1eb7t \u0111\u1ea5t kh\u00f4ng c\u00f3, ch\u1ec9 v\u00ec trong khi b\u1ed1c ch\u00e1y nh\u1eefng nguy\u00ean t\u1ed1 n\u00e0y \u0111\u00e3 b\u1ecb ch\u00e1y h\u1ebft n\u00ean trong ho\u00e1 nghi\u1ec7m ch\u01b0a g\u1eb7p m\u00e0 th\u00f4i.<\/p>\n\n\n\n
C\u00f2n c\u00f3 m\u1ed9t s\u1ed1 lu\u1ed3ng thi\u00ean th\u1ea1ch khi \u0111i v\u00e0o t\u1ea7ng kh\u00ed quy\u1ec3n b\u1ecb b\u1ed1c ch\u00e1y ph\u00e1t s\u00e1ng, nh\u01b0ng v\u00ec t\u1ed1c \u0111\u1ed9 r\u1ea5t l\u1edbn n\u00ean sau \u0111\u00f3 l\u1ea1i bay ra kh\u1ecfi t\u1ea7ng kh\u00ed quy\u1ec3n. Ch\u00fang gi\u1ed1ng nh\u01b0 nh\u1eefng ng\u01b0\u1eddi kh\u00e1c gi\u1eefa tr\u1eddi v\u00e0 \u0111\u1ea5t, \u0111\u1ebfn th\u0103m Tr\u00e1i \u0110\u1ea5t nh\u01b0 m\u1ed9t tia ch\u1edbp r\u1ed3i sau \u0111\u00f3 l\u1ea1i bay v\u00e0o kh\u00f4ng gian v\u0169 tr\u1ee5.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Sao b\u0103ng; Lu\u1ed3ng tinh th\u1ec3; V\u1eabn tinh<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Ban \u0111\u00eam c\u00f3 l\u00fac \u1edf ch\u00e2n tr\u1eddi lo\u00e9 s\u00e1ng, ti\u1ebfp theo c\u00f3 m\u1ed9t cung s\u00e1ng l\u01b0\u1edbt qua b\u1ea7u tr\u1eddi. N\u00f3 t\u1ef1 nhi\u00ean \u0111\u1ebfn r\u1ed3i t\u1eaft r\u1ea5t nhanh, ng\u01b0\u1eddi ta th\u01b0\u1eddng g\u1ecdi \u0111\u00f3 l\u00e0 sao b\u0103ng. Trong truy\u1ec1n thuy\u1ebft c\u1ed5 c\u1ee7a Trung Qu\u1ed1c c\u00f3 nhi\u1ec1u chuy\u1ec7n th\u1ea7n tho\u1ea1i v\u1ec1 sao b\u0103ng, ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 c\u00e1ch […]<\/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":[15,7],"tags":[],"class_list":["post-6873","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-vat-ly"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/6873","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=6873"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/6873\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=6873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=6873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=6873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}