{"id":3285,"date":"2015-07-15T13:01:16","date_gmt":"2015-07-15T06:01:16","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=3285"},"modified":"2017-09-27T14:29:45","modified_gmt":"2017-09-27T07:29:45","slug":"tau-vu-tru-my-lan-dau-tiep-can-sao-diem-vuong-sau-9-nam","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/tau-vu-tru-my-lan-dau-tiep-can-sao-diem-vuong-sau-9-nam\/","title":{"rendered":"T\u00e0u v\u0169 tr\u1ee5 M\u1ef9 l\u1ea7n \u0111\u1ea7u ti\u1ebfp c\u1eadn sao Di\u00eam V\u01b0\u01a1ng sau 9 n\u0103m"},"content":{"rendered":"

M\u1ea5t 9 n\u0103m m\u1edbi t\u1edbi n\u01a1i v\u00e0 ch\u1ec9 \u1edf l\u1ea1i trong v\u00e0i gi\u1edd nh\u01b0ng t\u00e0u v\u0169 tr\u1ee5 New Horizons c\u1ee7a C\u01a1 quan H\u00e0ng kh\u00f4ng V\u0169 tr\u1ee5 M\u1ef9 (NASA ) \u0111\u00e3 l\u00e0m m\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng, thay \u0111\u1ed5i c\u00e1ch nh\u00ecn nh\u1eadn v\u1ec1 sao Di\u00eam V\u01b0\u01a1ng.<\/strong><\/p>\n

\"\"<\/p>\n

H\u00ecnh \u1ea3nh b\u1ec1 m\u1eb7t sao Di\u00eam V\u01b0\u01a1ng. \u1ea2nh: NASA<\/p>\n

T\u00e0u New Horizons \u0111\u1ebfn \u0111i\u1ec3m c\u00e1ch sao Di\u00eam V\u01b0\u01a1ng 12.500km h\u00f4m qua, tr\u1edf th\u00e0nh t\u00e0u v\u0169 tr\u1ee5 \u0111\u1ea7u ti\u00ean bay ngang qua h\u00e0nh tinh b\u0103ng \u0111\u00e1. N\u00f3 c\u0169ng s\u1ebd ti\u1ebfn \u0111\u1ebfn \u0111i\u1ec3m c\u00e1ch Charon, m\u1eb7t tr\u0103ng l\u1edbn nh\u1ea5t c\u1ee7a sao Di\u00eam V\u01b0\u01a1ng, 27.200 km.<\/p>\n

Nh\u1eefng d\u1eef li\u1ec7u \u0111\u1ea7u ti\u00ean g\u1eedi v\u1ec1 cho th\u1ea5y n\u00f3 l\u1edbn h\u01a1n v\u00e0 ch\u1ee9a nhi\u1ec1u b\u0103ng \u0111\u00e1 h\u01a1n ch\u00fang ta v\u1eabn t\u01b0\u1edfng.<\/p>\n

“D\u1eef li\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n v\u1ec1 t\u1eeb kh\u00f4ng trung,” Alan Stern, \u0111i\u1ec1u tra vi\u00ean ch\u00ednh c\u1ee7a nhi\u1ec7m v\u1ee5 n\u00e0y, ph\u00e1t bi\u1ec3u tr\u00ean CNN, “t\u00e0u v\u0169 tr\u1ee5 s\u1ebd ph\u00e1t \u0111i nh\u1eefng h\u00ecnh \u1ea3nh t\u1ed1t nh\u1ea5t t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay c\u1ee7a sao Di\u00eam V\u01b0\u01a1ng v\u00e0 m\u1eb7t tr\u0103ng Charon.”<\/p>\n

“Pluto v\u00e0 Charon \u0111\u1ec1u l\u00e0m ch\u00fang ta s\u1eefng s\u1edd,” Stern n\u00f3i. “T\u00f4i ngh\u0129 \u0111i\u1ec1u ng\u1ea1c nhi\u00ean nh\u1ea5t l\u00e0 s\u1ef1 ph\u1ee9c t\u1ea1p m\u00e0 ch\u00fang ta th\u1ea5y tr\u00ean hai ng\u00f4i sao n\u00e0y.” New Horizons s\u1ebd du h\u00e0nh v\u1edbi v\u1eadn t\u1ed1c 14km\/gi\u00e2y trong cu\u1ed9c ch\u1ea1m tr\u00e1n k\u00e9o d\u00e0i t\u1eeb 8-10 ti\u1ebfng n\u00e0y, NASA cho bi\u1ebft.<\/p>\n

Con t\u00e0u th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 th\u0103m d\u00f2 h\u1ec7 M\u1eb7t Tr\u1eddi c\u1ee7a NASA. N\u00f3 c\u0169ng gi\u00fap M\u1ef9 tr\u1edf th\u00e0nh n\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u01b0a t\u00e0u v\u0169 tr\u1ee5 \u0111\u1ebfn m\u1ecdi h\u00e0nh tinh, t\u1eeb sao Th\u1ee7y \u0111\u1ebfn sao Di\u00eam V\u01b0\u01a1ng. New Horizons \u0111\u00e3 \u0111i 4.8 t\u1ef7 km \u0111\u1ec3 ti\u1ebfp c\u1eadn sao Di\u00eam V\u01b0\u01a1ng.<\/p>\n

V\u00e0o ng\u00e0y 4\/7, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 h\u1ed1t ho\u1ea3ng khi m\u1ea5t li\u00ean l\u1ea1c v\u1edbi t\u00e0u v\u0169 tr\u1ee5 v\u00ec m\u1ed9t m\u00e1y t\u00ednh ng\u1eebng ho\u1ea1t \u0111\u1ed9ng khi \u0111ang gi\u00e1m s\u00e1t nhi\u1ec7m v\u1ee5 t\u1ea1i Ph\u00f2ng th\u00ed nghi\u1ec7m v\u1eadt l\u00ed \u1ee9ng d\u1ee5ng c\u1ee7a \u0110\u1ea1i h\u1ecdc Johns Hopkins, Maryland.<\/p>\n

“Ch\u00fang t\u00f4i \u0111\u00e3 t\u0103ng t\u1ed1c \u0111\u1ed9 nhi\u1ec7m v\u1ee5 ngay nh\u01b0ng m\u1ed9t s\u1ed1 d\u1eef li\u1ec7u bao g\u1ed3m h\u00ecnh \u1ea3nh \u0111\u00e3 b\u1ecb m\u1ea5t,” Stern n\u00f3i. Hi\u1ec7n t\u00e0u v\u0169 tr\u1ee5 v\u00e0 nhi\u1ec7m v\u1ee5 kh\u1ea3o s\u00e1t \u0111ang ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh. Stern n\u00f3i c\u00e1c thi\u1ebft b\u1ecb c\u1ee7a t\u00e0u v\u0169 tr\u1ee5 \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o, v\u00e0 con t\u00e0u s\u1eafp t\u1edbi \u0111\u00edch.<\/p>\n

NASA th\u00f4ng b\u00e1o tr\u00ean website c\u1ee7a m\u00ecnh r\u1eb1ng nh\u1eefng h\u00ecnh \u1ea3nh c\u1ee7a sao Di\u00eam V\u01b0\u01a1ng khi con t\u00e0u bay ngang qua v\u00e0 khi ti\u1ebfp c\u1eadn s\u1ebd \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 v\u00e0o h\u00f4m nay. Nhi\u1ec7m v\u1ee5 ch\u00ednh c\u1ee7a New Horizons l\u00e0 v\u1ebd b\u1ea3n \u0111\u1ed3 b\u1ec1 m\u1eb7t sao Di\u00eam V\u01b0\u01a1ng v\u00e0 m\u1eb7t tr\u0103ng Charon \u0111\u1ec3 t\u00ecm hi\u1ec3u kh\u00ed quy\u1ec3n c\u1ee7a ng\u00f4i sao n\u00e0y v\u00e0 th\u1ef1c hi\u1ec7n \u0111o \u0111\u1ea1c nhi\u1ec7t \u0111\u1ed9.<\/p>\n

Con t\u00e0u \u0111\u01b0\u1ee3c ph\u00f3ng v\u00e0o 19\/1\/2006, tr\u01b0\u1edbc khi n\u1ed5 ra cu\u1ed9c tranh lu\u1eadn xoay quanh vi\u1ec7c sao Di\u00eam V\u01b0\u01a1ng c\u00f3 ph\u1ea3i m\u1ed9t h\u00e0nh tinh hay kh\u00f4ng. Th\u00e1ng 8 n\u0103m \u0111\u00f3, H\u1ed9i thi\u00ean v\u0103n qu\u1ed1c t\u1ebf x\u00e1c \u0111\u1ecbnh sao Di\u00eam V\u01b0\u01a1ng l\u00e0 m\u1ed9t h\u00e0nh tinh l\u00f9n. Tuy nhi\u00ean \u00f4ng Stern kh\u00f4ng \u0111\u1ed3ng t\u00ecnh v\u1edbi \u00fd ki\u1ebfn n\u00e0y.<\/p>\n

“Ch\u00fang ta m\u1edbi bi\u1ebft \u0111\u1ebfn s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a c\u00e1c ti\u1ec3u h\u00e0nh tinh, tr\u01b0\u1edbc \u0111\u00f3 th\u00ec ho\u00e0n to\u00e0n kh\u00f4ng,” \u00f4ng n\u00f3i, “th\u1ef1c t\u1ebf l\u00e0 tr\u00ean ph\u01b0\u01a1ng di\u1ec7n khoa h\u1ecdc h\u00e0nh tinh, c\u00e1c v\u1eadt th\u1ec3 nh\u01b0 sao Di\u00eam V\u01b0\u01a1ng v\u00e0 c\u00e1c h\u00e0nh tinh l\u00f9n kh\u00e1c tr\u00ean v\u00e0nh \u0111ai Kuiper v\u1eabn \u0111\u01b0\u1ee3c coi l\u00e0 h\u00e0nh tinh v\u00e0 g\u1ecdi l\u00e0 h\u00e0nh tinh trong c\u00e1c bu\u1ed5i h\u1ed9i th\u1ea3o hay th\u1ea3o lu\u1eadn khoa h\u1ecdc.”<\/p>\n

New Horizon c\u00f3 7 thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng gi\u00fap c\u00e1c nh\u00e0 khoa h\u1ecdc hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 sao Di\u00eam V\u01b0\u01a1ng v\u00e0 c\u00e1c m\u1eb7t tr\u0103ng c\u1ee7a n\u00f3 \u0111\u1ed3ng th\u1eddi kh\u00e1m ph\u00e1 s\u1ef1 t\u01b0\u01a1ng t\u00e1c c\u1ee7a c\u00e1c ng\u00f4i sao n\u00e0y v\u1edbi c\u00e1c h\u00e0nh tinh kh\u00e1c trong h\u1ec7 M\u1eb7t tr\u1eddi.<\/p>\n

Nh\u1eefng h\u00e0nh tinh g\u1ea7n M\u1eb7t Tr\u1eddi nh\u1ea5t nh\u01b0 sao Th\u1ee7y, sao Kim, Tr\u00e1i \u0110\u1ea5t v\u00e0 sao Ho\u1ea3 \u0111\u1ec1u c\u00f3 nhi\u1ec1u \u0111\u00e1. Sao M\u1ed9c, sao Th\u1ed5, sao Thi\u00ean V\u01b0\u01a1ng v\u00e0 sao H\u1ea3i V\u01b0\u01a1ng l\u00e0 nh\u1eefng ng\u00f4i sao kh\u00ed kh\u1ed5ng l\u1ed3 (n\u01a1i kh\u00ed heli v\u00e0 hidro chi\u1ebfm \u01b0u th\u1ebf trong kh\u00ed quy\u1ec3n). Sao Di\u00eam V\u01b0\u01a1ng th\u00ec kh\u00e1c, d\u00f9 n\u1eb1m ngo\u00e0i khu v\u1ef1c c\u1ee7a c\u00e1c h\u00e0nh tinh kh\u00ed, n\u00f3 v\u1eabn c\u00f3 v\u1ec1 m\u1eb7t r\u1eafn v\u00e0 nhi\u1ec1u b\u0103ng \u0111\u00e1.<\/p>\n

Sao Di\u00eam V\u01b0\u01a1ng nh\u1ecf, v\u1edbi di\u1ec7n t\u00edch ch\u1ec9 b\u1eb1ng n\u01b0\u1edbc M\u1ef9. M\u1eb7t tr\u0103ng l\u1edbn nh\u1ea5t Charon c\u0169ng ch\u1ec9 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng bang Texas. Ngo\u00e0i ra n\u00f3 c\u00f2n b\u1ed1n m\u1eb7t tr\u0103ng nh\u1ecf h\u01a1n l\u00e0 Nix, Hydra, Kerberos and Styx.<\/p>\n

Tr\u01b0\u1edbc khi ti\u1ebfp c\u1eadn sao Di\u00eam V\u01b0\u01a1ng, New Horizons \u0111\u00e3 cung c\u1ea5p nh\u1eefng th\u00f4ng tin m\u1edbi v\u1ec1 h\u00e0nh tinh n\u00e0y. Nhi\u1ec1u \u1ea3nh ch\u1ee5p cho th\u1ea5y r\u1ea5t nhi\u1ec1u \u0111i\u1ec3m \u0111en g\u1ea7n x\u00edch \u0111\u1ea1o c\u1ee7a sao Di\u00eam V\u01b0\u01a1ng, m\u1ed7i c\u00e1i r\u1ed9ng \u0111\u1ebfn h\u00e0ng tr\u0103m km. T\u00e0u New Horizons tr\u00f4ng nh\u01b0 chi\u1ebfc \u0111\u00e0n piano d\u00e1t v\u00e0ng. N\u00f3 cao 0,7m, d\u00e0i 2,1m v\u00e0 r\u1ed9ng 2,7m. V\u00e0o th\u1eddi \u0111i\u1ec3m ph\u00f3ng, n\u00f3 n\u1eb7ng g\u1ea7n 500 kg.<\/p>\n

N\u00f3 s\u1ebd kh\u00f4ng h\u1ea1 c\u00e1nh xu\u1ed1ng sao Di\u00eam V\u01b0\u01a1ng m\u00e0 ti\u1ebfp t\u1ee5c bay, ti\u1ebfn s\u00e2u h\u01a1n v\u00e0o v\u00e0nh \u0111ai Kuiper, n\u01a1i m\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc cho r\u1eb1ng \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1edfi h\u00e0ng tr\u0103m v\u1eadt th\u1ec3 b\u0103ng \u0111\u00e1.<\/p>\n

“V\u0169 tr\u1ee5 \u0111a d\u1ea1ng h\u01a1n l\u00e0 ch\u00fang ta t\u01b0\u1edfng, v\u00e0 \u0111i\u1ec1u \u0111\u00f3 th\u1eadt tuy\u1ec7t v\u1eddi,” Stern n\u00f3i, “ph\u00e1t hi\u1ec7n th\u00fa v\u1ecb nh\u1ea5t l\u00e0 nh\u1eefng \u0111i\u1ec1u m\u00e0 ch\u00fang ta ch\u01b0a bao gi\u1edd l\u01b0\u1eddng tr\u01b0\u1edbc \u0111\u01b0\u1ee3c.”<\/p>\n

Ngu\u1ed3n VNEXPRESS<\/p>\n","protected":false},"excerpt":{"rendered":"

M\u1ea5t 9 n\u0103m m\u1edbi t\u1edbi n\u01a1i v\u00e0 ch\u1ec9 \u1edf l\u1ea1i trong v\u00e0i gi\u1edd nh\u01b0ng t\u00e0u v\u0169 tr\u1ee5 New Horizons c\u1ee7a C\u01a1 quan H\u00e0ng kh\u00f4ng V\u0169 tr\u1ee5 M\u1ef9 (NASA ) \u0111\u00e3 l\u00e0m m\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng, thay \u0111\u1ed5i c\u00e1ch nh\u00ecn nh\u1eadn v\u1ec1 sao Di\u00eam V\u01b0\u01a1ng. H\u00ecnh \u1ea3nh b\u1ec1 m\u1eb7t sao Di\u00eam V\u01b0\u01a1ng. \u1ea2nh: NASA T\u00e0u New […]<\/p>\n","protected":false},"author":17,"featured_media":3286,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-3285","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3285","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=3285"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3285\/revisions"}],"predecessor-version":[{"id":3384,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3285\/revisions\/3384"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/3286"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=3285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=3285"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=3285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}