Theo nh\u1eefng ghi ch\u00e9p trong s\u1eed Trung Qu\u1ed1c th\u00ec th\u1eddi B\u1eafc T\u1ed1ng ng\u01b0\u1eddi ta ph\u00e1t hi\u1ec7n m\u1ed9t “v\u1ecb kh\u00e1ch” tr\u00ean b\u1ea7u tr\u1eddi, ban ng\u00e0y c\u0169ng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y, s\u1ef1 ki\u1ec7n \u0111\u00f3 k\u00e9o d\u00e0i 23 ng\u00e0y. Qua nghi\u00ean c\u1ee9u v\u00e0 ch\u1ee9ng minh th\u00ec v\u1ecb kh\u00e1ch \u0111\u00f3 l\u00e0 m\u1ed9t ng\u00f4i sao si\u00eau m\u1edbi b\u00f9ng n\u1ed5 m\u1ed9t l\u1ea7n v\u00e0o n\u0103m 1054. Nh\u00e0 thi\u00ean v\u0103n n\u1ed5i ti\u1ebfng Aurther x\u00e1c nh\u1eadn, trong nh\u00f3m sao h\u00ecnh d\u1ea1ng con cua c\u1ee7a ch\u00f2m sao Kim Ng\u01b0u ch\u00ednh l\u00e0 nh\u1eefng ch\u1ea5t c\u1ee7a ng\u00f4i sao si\u00eau m\u1edbi n\u00e0y b\u00f9ng n\u1ed5 b\u1eafn ra, g\u1ecdi l\u00e0 di t\u00edch c\u1ee7a sao si\u00eau m\u1edbi. N\u0103m 1969 c\u00e1c nh\u00e0 thi\u00ean v\u0103n c\u0103n c\u1ee9 v\u00e0o nh\u1eefng tia \u03b1 v\u00e0 tia b\u1ee9c x\u1ea1 \u03b3 t\u1eeb \u0111\u00e1m tinh v\u00e2n n\u00e0y m\u00e0 ph\u00e1t hi\u1ec7n \u1edf trung t\u00e2m c\u1ee7a n\u00f3 c\u00f3 punxa, ng\u00f4i sao m\u1ea1ch xung ch\u00ednh l\u00e0 m\u1ed9t thi\u00ean th\u1ec3 m\u1eadt \u0111\u1ed9 cao, t\u1ef1 quay v\u1edbi t\u1ed1c \u0111\u1ed9 cao – sao n\u01a1tron \u0111\u01b0\u1ee3c d\u1ef1 \u0111o\u00e1n b\u1eb1ng l\u00fd lu\u1eadn. Nh\u1eefng ph\u00e1t hi\u1ec7n n\u00e0y \u0111\u00e3 g\u00e2y cho c\u00e1c nh\u00e0 khoa h\u1ecdc s\u1ef1 quan t\u00e2m \u0111\u1eb7c bi\u1ec7t.<\/p>\n\n\n\n
\u0103n c\u1ee9 l\u00fd lu\u1eadn di\u1ec5n bi\u1ebfn c\u1ee7a h\u1eb1ng tinh, khi m\u1ed9t h\u1eb1ng tinh di\u1ec5n bi\u1ebfn \u0111\u1ebfn giai \u0111o\u1ea1n cu\u1ed1i c\u00f9ng th\u00ec n\u0103ng l\u01b0\u1ee3ng h\u1ea1t nh\u00e2n \u1edf t\u00e2m c\u1ee7a n\u00f3 \u0111\u00e3 ti\u00eau hao h\u1ebft, l\u00fac \u0111\u00f3 h\u1eb1ng tinh s\u1ebd ph\u00e1t sinh co ng\u00f3t \u0111\u1eb7c l\u1ea1i suy s\u1eadp v\u00e0 v\u00ec th\u1ebf d\u1eabn \u0111\u1ebfn h\u1eb1ng tinh b\u00f9ng n\u1ed5, b\u1eafn ra m\u1ed9t l\u01b0\u1ee3ng l\u1edbn v\u1eadt ch\u1ea5t, h\u00ecnh th\u00e0nh v\u1ecf ch\u1ea5t kh\u00ed gi\u00e3n n\u1edf ra b\u00ean ngo\u00e0i v\u1edbi t\u1ed1c \u0111\u1ed9 cao. Sau khi co ng\u00f3t, n\u00f3 kh\u00f4ng th\u1ec3 ph\u1ee5c h\u1ed3i l\u1ea1i nh\u01b0 ban \u0111\u1ea7u n\u1eefa m\u00e0 tr\u1edf th\u00e0nh m\u1ed9t thi\u00ean th\u1ec3 \u0111\u1eb7c, kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a h\u1eb1ng tinh thu l\u1ea1i r\u1ea5t nh\u1ecf, t\u1ea1o n\u00ean h\u1ed1 \u0111en, th\u00e0nh sao n\u01a1tron ho\u1eb7c sao l\u00f9n tr\u1eafng.<\/p>\n\n\n\n
V\u00ec v\u1eady s\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a sao si\u00eau m\u1edbi n\u0103m 1054 ho\u00e0n to\u00e0n ph\u00f9 h\u1ee3p v\u1edbi s\u1ef1 di\u1ec5n bi\u1ebfn c\u1ee7a l\u00fd thuy\u1ebft. N\u00f3 l\u00e0 to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh m\u1ed9t h\u1eb1ng tinh b\u1ecb hu\u1ef7 di\u1ec7t cho \u0111\u1ebfn nay quan s\u00e1t \u0111\u01b0\u1ee3c. Khi sao si\u00eau m\u1edbi b\u00f9ng n\u1ed5 th\u00ec \u0111\u1ed9 s\u00e1ng c\u1ee7a h\u1eb1ng tinh t\u0103ng l\u00ean m\u1ea5y ch\u1ee5c tri\u1ec7u l\u1ea7n, th\u1eadm ch\u00ed h\u00e0ng tr\u0103m tri\u1ec7u l\u1ea7n.<\/p>\n\n\n\n
Tho\u1ea1t xem, sao si\u00eau m\u1edbi v\u00e0 sao m\u1edbi c\u00f3 v\u1ebb gi\u1ed1ng nhau, \u0111\u1ec1u l\u00e0 do h\u1eb1ng tinh b\u00f9ng n\u1ed5 khi\u1ebfn cho thi\u00ean th\u1ec3 gi\u00e3n n\u1edf l\u00e0m t\u0103ng \u0111\u1ed9 s\u00e1ng. Ch\u1ec9 c\u00f3 \u0111i\u1ec1u l\u00e0 s\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a sao si\u00eau m\u1edbi so v\u1edbi sao m\u1edbi m\u00e3nh li\u1ec7t h\u01a1n, thi\u00ean th\u1ec3 gi\u00e3n n\u1edf v\u00e0 \u0111\u1ed9 s\u00e1ng t\u0103ng l\u00ean nhi\u1ec1u h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf sao si\u00eau m\u1edbi ho\u00e0n to\u00e0n kh\u00e1c h\u1eb3n v\u1edbi sao m\u1edbi, b\u1edfi v\u00ec sao m\u1edbi b\u00f9ng n\u1ed5 m\u1ed9t l\u1ea7n ch\u1ec9 ph\u00f3ng ra 0,1% – 0,01% kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a h\u1eb1ng tinh. S\u1ef1 b\u00f9ng n\u1ed5 n\u00e0y \u0111\u1ed1i v\u1edbi b\u1ea3n th\u00e2n h\u1eb1ng tinh kh\u00f4ng g\u00e2y ra \u1ea3nh h\u01b0\u1edfng l\u1edbn. C\u00f2n sao si\u00eau m\u1edbi b\u00f9ng n\u1ed5 th\u00ec ph\u1ea7n l\u1edbn kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a h\u1eb1ng tinh b\u1eafn ra h\u1ebft. Sau khi b\u00f9ng n\u1ed5 n\u00f3 kh\u00f4ng th\u1ec3 ph\u1ee5c h\u1ed3i tr\u1edf l\u1ea1i nh\u01b0 h\u1eb1ng tinh ban \u0111\u1ea7u n\u1eefa, m\u00e0 tr\u1edf th\u00e0nh m\u1ed9t thi\u00ean th\u1ec3 \u0111\u1eb7c ho\u00e0n to\u00e0n kh\u00e1c v\u1edbi h\u1eb1ng tinh ban \u0111\u1ea7u. Do \u0111\u00f3 sao si\u00eau m\u1edbi b\u00f9ng n\u1ed5 l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh quan tr\u1ecdng c\u1ee7a h\u1eb1ng tinh ch\u1ebft \u0111i.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Sao si\u00eau m\u1edbi; Sao si\u00eau m\u1edbi b\u00f9ng n\u1ed5; Di t\u00edch c\u1ee7a sao si\u00eau m\u1edbi.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Theo nh\u1eefng ghi ch\u00e9p trong s\u1eed Trung Qu\u1ed1c th\u00ec th\u1eddi B\u1eafc T\u1ed1ng ng\u01b0\u1eddi ta ph\u00e1t hi\u1ec7n m\u1ed9t “v\u1ecb kh\u00e1ch” tr\u00ean b\u1ea7u tr\u1eddi, ban ng\u00e0y c\u0169ng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y, s\u1ef1 ki\u1ec7n \u0111\u00f3 k\u00e9o d\u00e0i 23 ng\u00e0y. Qua nghi\u00ean c\u1ee9u v\u00e0 ch\u1ee9ng minh th\u00ec v\u1ecb kh\u00e1ch \u0111\u00f3 l\u00e0 m\u1ed9t ng\u00f4i sao si\u00eau m\u1edbi b\u00f9ng n\u1ed5 m\u1ed9t […]<\/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-7239","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\/7239","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=7239"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7239\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7239"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}