C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc \u0111\u00e3 ph\u00e1t hi\u1ec7n m\u1ed9t nh\u00f3m h\u00e0nh tinh gi\u1ed1ng Tr\u00e1i \u0111\u1ea5t \u0111ang quay theo m\u1ed9t qu\u1ef9 \u0111\u1ea1o quanh m\u1ed9t ng\u00f4i sao g\u1ea9n k\u1ec1 t\u00ean l\u00e0 Vega. Ch\u00fang ph\u1ea3i m\u1ea5t g\u1ea9n ba tr\u0103m n\u0103m m\u1edbi c\u00f3 th\u1ec3 ho\u00e0n th\u00e0nh m\u1ed9t v\u00f2ng qu\u1ef9 \u0111\u1ea1o.<\/p>\n\n\n\n
Vega l\u00e0 ch\u00ednh ng\u00f4i sao s\u00e1ng nh\u1ea5t tr\u00ean b\u1ea9u tr\u1eddi, n\u00f3 ch\u1ec9 c\u00e1ch Tr\u00e1i \u0111\u1ea5t hai m\u01b0\u01a1i l\u0103m n\u0103m \u00e1nh s\u00e1ng. N\u00f3 l\u1edbn g\u1ea5p ba l\u1ea9n M\u1eb7t tr\u1eddi c\u1ee7a ch\u00fang ta, song l\u1ea1i tr\u1ebb h\u01a1n r\u1ea5t nhi\u1ec1u v\u1edbi 350 tri\u1ec7u n\u0103m tu\u1ed5i. Vega c\u00f3 m\u1ed9t qu\u1ea9ng b\u1ee5i bao quanh n\u00f3 v\u00e0 c\u00f3 \u00edt nh\u1ea5t m\u1ed9t h\u00e0nh tinh l\u1edbn gi\u1ed1ng H\u1ea3i v\u01b0\u01a1ng tinh t\u1ed3n t\u1ea1i \u1edf trong \u0111\u00f3.<\/p>\n\n\n\n
C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc thu\u1ed9c \u0110\u00e0i quan s\u00e1t ho\u00e0ng gia, Edinburgh, \u0111\u00e3 s\u1eed d\u1ee5ng m\u1ed9t trong nh\u1eefng camera nh\u1ea1y nh\u1ea5t th\u1ebf gi\u1edbi – Scuda \u0111\u1ec3 ch\u1ee5p \u1ea3nh Vega. H\u00ecnh \u1ea3nh chi ti\u1ebft v\u1ec1 Vega v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u1ee7a n\u00f3 kh\u1eb3ng \u0111\u1ecbnh s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a m\u1ed9t qu\u1ea9ng b\u1ee5i r\u1ea5t l\u1ea1nh (-180oC) xung quanh.<\/p>\n\n\n\n
K\u1ef9 thu\u1eadt m\u00f4 ph\u1ecfng tr\u00ean m\u00e1y tinh cho th\u1ea5y m\u1ed9t c\u1ea5u tr\u00fac t\u1ed3n t\u1ea1i trong qu\u1ea9ng b\u1ee5i. L\u1eddi gi\u1ea3i th\u00edch h\u1ee3p l\u00fd nh\u1ea5t c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t h\u00e0nh tinh gi\u1ed1ng H\u1ea3i v\u01b0\u01a1ng tinh v\u1edbi qu\u1ef9 \u0111\u1ea1o v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng t\u01b0\u01a1ng t\u1ef1. Qu\u1ef9 \u0111\u1ea1o r\u1ed9ng c\u1ee7a n\u00f3 \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c c\u00f3 nhi\u1ec1u ch\u1ed7 b\u00ean trong \u0111\u1ec3 c\u00e1c h\u00e0nh tinh nh\u1ecf gi\u1ed1ng Tr\u00e1i \u0111\u1ea5t t\u1ed3n t\u1ea1i.<\/p>\n\n\n\n
H\u1ec7 th\u1ed1ng Vega c\u00f3 l\u1ebd \u0111\u00e3 ti\u1ebfn ho\u00e1 theo c\u00e1ch th\u1ee9c gi\u1ed1ng Th\u00e1i d\u01b0\u01a1ng h\u1ec7 c\u1ee7a ch\u00fang ta. Tr\u1ecdng h\u1ec7 \u0111\u00f3 c\u00f3 s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a nh\u1eefng h\u00e0nh tinh kh\u00ed kh\u1ed5ng l\u1ed3 gi\u1ed1ng nh\u01b0 H\u1ea3i v\u01b0\u01a1ng tinh h\u00ecnh th\u00e0nh g\u1ea9n M\u1eb7t tr\u1eddi. Sau \u0111\u00f3, ch\u00fang b\u1ecb l\u1ef1c h\u1ea5p d\u1eabn c\u1ee7a h\u00e0ng x\u00f3m \u0111\u1ea9y ra xa t\u1edbi qu\u1ef9 \u0111\u1ea1o hi\u1ec7n nay. Trong su\u1ed1t ti\u1ebfn tr\u00ecnh n\u00e0y, c\u00e1c h\u00e0nh tinh kh\u00ed kh\u1ed5ng l\u1ed3 h\u00fat m\u1ecdi m\u1ea3nh v\u1ee5n, cho ph\u00e9p s\u1ef1 s\u1ed1ng d\u1ec5 d\u00e0ng ph\u00e1t tri\u1ec3n tr\u00ean \u0111\u00f3. N\u1ebfu kh\u00f4ng b\u1ecb h\u00fat, m\u1ea3nh v\u1ee5n s\u1ebd v\u00e0 ch\u1ea1m v\u1edbi c\u00e1c h\u00e0nh tinh tr\u1ebb.<\/p>\n","protected":false},"excerpt":{"rendered":"
C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc \u0111\u00e3 ph\u00e1t hi\u1ec7n m\u1ed9t nh\u00f3m h\u00e0nh tinh gi\u1ed1ng Tr\u00e1i \u0111\u1ea5t \u0111ang quay theo m\u1ed9t qu\u1ef9 \u0111\u1ea1o quanh m\u1ed9t ng\u00f4i sao g\u1ea9n k\u1ec1 t\u00ean l\u00e0 Vega. Ch\u00fang ph\u1ea3i m\u1ea5t g\u1ea9n ba tr\u0103m n\u0103m m\u1edbi c\u00f3 th\u1ec3 ho\u00e0n th\u00e0nh m\u1ed9t v\u00f2ng qu\u1ef9 \u0111\u1ea1o. Vega l\u00e0 ch\u00ednh ng\u00f4i sao s\u00e1ng nh\u1ea5t tr\u00ean b\u1ea9u […]<\/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-11115","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\/11115","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=11115"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11115\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=11115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=11115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=11115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}