Ng\u00e0y 24 th\u00e1ng 2 n\u0103m 1987, m\u1ed9t s\u1ed1 nh\u00e0 khoa h\u1ecdc \u1edf \u0110\u1ea1i h\u1ecdc Toronto, Cana\u0111a l\u1ea7n \u0111\u1ea7u ti\u00ean ph\u00e1t hi\u1ec7n trong tinh v\u00e2n Magellan l\u1edbn \u1edf t\u1eadn c\u00f9ng b\u1ea7u tr\u1eddi ph\u00eda nam xu\u1ea5t hi\u1ec7n m\u1ed9t ng\u00f4i sao s\u00e1ng c\u1ea5p 5, tr\u01b0\u1edbc \u0111\u00e2y ch\u01b0a h\u1ec1 th\u1ea5y. Ph\u00e1t hi\u1ec7n m\u1edbi n\u00e0y g\u00e2y n\u00ean s\u1ef1 h\u1ee9ng th\u00fa cho nhi\u1ec1u nh\u00e0 thi\u00ean v\u0103n. Ng\u01b0\u1eddi ta \u0111ua nhau h\u01b0\u1edbng \u1ed1ng k\u00ednh vi\u1ec5n v\u1ecdng v\u00e0o ng\u00f4i sao n\u00e0y. H\u1ed3i \u0111\u00f3 ng\u01b0\u1eddi ta c\u00f2n ph\u00e1t hi\u1ec7n \u0111\u1ed9 s\u00e1ng c\u1ee7a ng\u00f4i sao n\u00e0y t\u0103ng l\u00ean nhanh ch\u00f3ng. Hai ng\u00e0y sau n\u00f3 t\u1eeb sao c\u1ea5p 5 bi\u1ebfn th\u00e0nh sao c\u1ea5p 4. R\u00f5 r\u00e0ng ng\u00f4i sao n\u00e0y l\u00e0 ng\u00f4i sao si\u00eau m\u1edbi \u0111ang b\u00f9ng n\u1ed5.<\/p>\n\n\n\n
Sao si\u00eau m\u1edbi l\u00e0 bi\u1ec3u hi\u1ec7n h\u1eb1ng tinh di\u1ec5n bi\u1ebfn \u0111\u1ebfn th\u1eddi k\u1ef3 cu\u1ed1i. Khi sao si\u00eau m\u1edbi b\u00f9ng n\u1ed5 n\u00f3 s\u1ebd b\u1eafn ra m\u1ed9t l\u01b0\u1ee3ng l\u1edbn v\u1eadt ch\u1ea5t trong kh\u00f4ng gian v\u0169 tr\u1ee5 quanh n\u00f3 v\u00e0 ph\u00e1t ra c\u00e1c tia x\u1ea1 n\u0103ng l\u01b0\u1ee3ng cao, khi\u1ebfn cho n\u00f3 tr\u1edf th\u00e0nh ngu\u1ed3n b\u1ee9c x\u1ea1 trong m\u1ed9t th\u1eddi gian d\u00e0i trong v\u0169 tr\u1ee5. Theo t\u00ednh to\u00e1n \u0111\u1ed9 s\u00e1ng l\u00fac \u0111\u00f3 c\u1ee7a n\u00f3 g\u1ea5p m\u1ea5y tri\u1ec7u \u0111\u1ebfn m\u1ea5y t\u1ec9 l\u1ea7n so v\u1edbi M\u1eb7t Tr\u1eddi, n\u0103ng l\u01b0\u1ee3ng m\u00e0 n\u00f3 ph\u00f3ng th\u00edch ra t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi h\u00e0ng tri\u1ec7u t\u1ec9 \u0111\u1ebfn t\u1ec9 t\u1ec9 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a M\u1eb7t Tr\u1eddi ph\u00f3ng th\u00edch ra.<\/p>\n\n\n\n
Uy l\u1ef1c c\u1ee7a M\u1eb7t Tr\u1eddi m\u1ed7i ng\u01b0\u1eddi \u0111\u1ec1u \u0111\u00e3 bi\u1ebft. V\u00ec v\u1eady b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c n\u1ebfu thay M\u1eb7t Tr\u1eddi b\u1eb1ng ng\u00f4i sao si\u00eau m\u1edbi th\u00ec n\u00f3 s\u1ebd \u0111\u01b0a l\u1ea1i tai ho\u1ea1 nh\u01b0 th\u1ebf n\u00e0o cho Tr\u00e1i \u0110\u1ea5t. May m\u1eafn l\u00e0 s\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a ng\u00f4i sao si\u00eau m\u1edbi \u0111\u00e3 bi\u1ebft c\u00e1ch ta r\u1ea5t xa, \u00edt nh\u1ea5t c\u0169ng 1600 n\u0103m \u00e1nh s\u00e1ng. V\u1edbi c\u1ef1 ly xa nh\u01b0 th\u1ebf, uy l\u1ef1c c\u1ee7a n\u00f3 \u0111\u00e3 gi\u1ea3m y\u1ebfu r\u1ea5t nhi\u1ec1u. M\u1eb7c d\u00f9 v\u1eady ng\u01b0\u1eddi ta v\u1eabn cho r\u1eb1ng s\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a sao si\u00eau m\u1edbi v\u1eabn \u1ea3nh h\u01b0\u1edfng \u1edf m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh \u0111\u1ed1i v\u1edbi s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a Tr\u00e1i \u0110\u1ea5t.<\/p>\n\n\n\n
M\u1ed9t s\u1ed1 nh\u00e0 nghi\u00ean c\u1ee9u t\u1eebng ch\u1ec9 r\u00f5: s\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a sao si\u00eau m\u1edbi \u0111\u00e3 g\u00e2y ra th\u1ea3m ho\u1ea1 di\u1ec7t ch\u1ee7ng m\u1ed9t l\u01b0\u1ee3ng l\u1edbn sinh v\u1eadt c\u1ed5 \u0111\u1ea1i. V\u00ec sao si\u00eau m\u1edbi \u0111\u00e3 ph\u00f3ng ra m\u1ed9t l\u01b0\u1ee3ng l\u1edbn c\u00e1c tia v\u0169 tr\u1ee5, m\u1eb7c d\u00f9 kho\u1ea3ng c\u00e1ch r\u1ea5t xa nh\u01b0ng v\u1eabn c\u00f3 th\u1ec3 \u0111\u1ebfn \u0111\u01b0\u1ee3c Tr\u00e1i \u0110\u1ea5t, do \u0111\u00f3 n\u00f3 c\u00f3 th\u1ec3 khi\u1ebfn cho t\u1ea7ng \u00f4z\u00f4n c\u1ee7a Tr\u00e1i \u0110\u1ea5t ph\u00e1t sinh bi\u1ebfn \u0111\u1ed5i, l\u00e0m cho tia t\u1eed ngo\u1ea1i v\u00e0 b\u1ee9c x\u1ea1 c\u1ee7a M\u1eb7t Tr\u1eddi g\u00e2y nguy h\u1ea1i \u0111\u1ed1i v\u1edbi c\u00e1c sinh v\u1eadt, th\u1eadm ch\u00ed d\u1eabn \u0111\u1ebfn sinh v\u1eadt ch\u1ebft h\u00e0ng lo\u1ea1i. Ngo\u00e0i ra s\u1ef1 bi\u1ebfn \u0111\u1ed5i m\u1ea1nh m\u1ebd c\u1ee7a tia v\u0169 tr\u1ee5 c\u00f2n d\u1eabn \u0111\u1ebfn kh\u00ed h\u1eadu (nhi\u1ec7t \u0111\u1ed9, l\u01b0\u1ee3ng m\u01b0a v\u00e0 l\u01b0\u1ee3ng m\u00e2y v.v. kh\u00e1c th\u01b0\u1eddng khi\u1ebfn cho h\u1ea1n h\u00e1n, l\u0169 l\u1ee5t, b\u1ec7nh t\u1eadt x\u1ea3y ra li\u00ean mi\u00ean. S\u1ef1 t\u0103ng l\u00ean m\u1ea1nh m\u1ebd c\u00e1c tia n\u0103ng l\u01b0\u1ee3ng cao c\u1ee7a v\u0169 tr\u1ee5 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1eeb tr\u01b0\u1eddng c\u1ee7a Tr\u00e1i \u0110\u1ea5t, khi\u1ebfn cho t\u1eeb tr\u01b0\u1eddng Tr\u00e1i \u0110\u1ea5t ph\u00e1t sinh bi\u1ebfn \u0111\u1ed5i m\u00e3nh li\u1ec7t v\u00e0 k\u00e9o d\u00e0i, \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng nh\u1eefng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn cu\u1ed9c s\u1ed1ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a c\u00e1c sinh v\u1eadt m\u00e0 c\u00f2n g\u00e2y n\u00ean \u0111\u1ed9ng \u0111\u1ea5t, v.v\u2026<\/p>\n\n\n\n
T\u00f3m l\u1ea1i n\u1ebfu ph\u00e1t sinh b\u00f9ng n\u1ed5 sao si\u00eau m\u1edbi c\u00e1ch Tr\u00e1i \u0110\u1ea5t kh\u00f4ng xa l\u1eafm th\u00ec n\u00f3 s\u1ebd g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ed1i v\u1edbi Tr\u00e1i \u0110\u1ea5t. V\u1ea5n \u0111\u1ec1 l\u00e0 \u1ea3nh h\u01b0\u1edfng n\u00e0y \u0111\u1ea1t \u0111\u1ebfn m\u1ee9c \u0111\u1ed9 n\u00e0o v\u00e0 c\u01a1 ch\u1ebf c\u1ee5 th\u1ec3 \u1ea3nh h\u01b0\u1edfng ra sao cho \u0111\u1ebfn nay v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c l\u00e0m s\u00e1ng t\u1ecf.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: B\u00f9ng n\u1ed5 sao si\u00eau m\u1edbi.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Ng\u00e0y 24 th\u00e1ng 2 n\u0103m 1987, m\u1ed9t s\u1ed1 nh\u00e0 khoa h\u1ecdc \u1edf \u0110\u1ea1i h\u1ecdc Toronto, Cana\u0111a l\u1ea7n \u0111\u1ea7u ti\u00ean ph\u00e1t hi\u1ec7n trong tinh v\u00e2n Magellan l\u1edbn \u1edf t\u1eadn c\u00f9ng b\u1ea7u tr\u1eddi ph\u00eda nam xu\u1ea5t hi\u1ec7n m\u1ed9t ng\u00f4i sao s\u00e1ng c\u1ea5p 5, tr\u01b0\u1edbc \u0111\u00e2y ch\u01b0a h\u1ec1 th\u1ea5y. Ph\u00e1t hi\u1ec7n m\u1edbi n\u00e0y g\u00e2y n\u00ean s\u1ef1 h\u1ee9ng th\u00fa […]<\/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-7241","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\/7241","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=7241"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7241\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7241"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7241"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7241"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}