{"id":5751,"date":"2016-08-05T18:10:46","date_gmt":"2016-08-05T11:10:46","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=5751"},"modified":"2017-10-03T09:47:38","modified_gmt":"2017-10-03T02:47:38","slug":"nasa-chuan-bi-phong-ve-tinh-de-nghien-cuu-bennu-tieu-hanh-tinh-co-kha-nang-lao-xuong-trai-dat","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/nasa-chuan-bi-phong-ve-tinh-de-nghien-cuu-bennu-tieu-hanh-tinh-co-kha-nang-lao-xuong-trai-dat\/","title":{"rendered":"NASA chu\u1ea9n b\u1ecb ph\u00f3ng v\u1ec7 tinh \u0111\u1ec3 nghi\u00ean c\u1ee9u Bennu, ti\u1ec3u h\u00e0nh tinh c\u00f3 kh\u1ea3 n\u0103ng lao xu\u1ed1ng tr\u00e1i \u0111\u1ea5t"},"content":{"rendered":"<p><strong>Bennu l\u00e0 m\u1ed9t ti\u1ec3u h\u00e0nh tinh \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n h\u1ed3i n\u0103m 1999, n\u00f3 c\u00f3 k\u00edch th\u01b0\u1edbc 487 m\u00e9t v\u00e0 bay ngang qua qu\u0129 \u0111\u1ea1o c\u1ee7a Tr\u00e1i \u0111\u1ea5t m\u1ed7i 6 n\u0103m m\u1ed9t l\u1ea7n. V\u00e0o \u0111\u1ea7u th\u00e1ng 9 n\u0103m nay, NASA s\u1ebd ph\u00f3ng l\u00ean v\u0169 tr\u1ee5 v\u1ec7 tinh Osiris-Rex \u0111\u1ec3 nghi\u00ean c\u1ee9u ti\u1ec3u h\u00e0nh tinh Bennu, \u0111\u1ec3 t\u00ecm hi\u1ec3u v\u1ec1 c\u1ea5u t\u1ea1o c\u1ee7a n\u00f3 v\u00e0 d\u1ef1 b\u00e1o kh\u1ea3 n\u0103ng n\u00f3 c\u00f3 lao xu\u1ed1ng tr\u00e1i \u0111\u1ea5t hay kh\u00f4ng.<\/strong><\/p>\n<p>Ti\u1ec3u h\u00e0nh tinh Bennu bay quanh M\u1eb7t tr\u1eddi v\u1edbi t\u1ed1c \u0111\u1ed9 trung b\u00ecnh 101.000 km\/h, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh 487 m\u00e9t, n\u1ebfu n\u00f3 lao xu\u1ed1ng Tr\u00e1i \u0111\u1ea5t s\u1ebd t\u1ea1o ra m\u1ed9t v\u1ee5 n\u1ed5 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 3 t\u1ef7 t\u1ea5n thu\u1ed1c n\u1ed5, g\u1ea5p 200 l\u1ea7n tr\u00e1i bom nguy\u00ean t\u1eed m\u00e0 M\u1ef9 th\u1ea3 xu\u1ed1ng th\u00e0nh ph\u1ed1 Hiroshima c\u1ee7a Nh\u1eadt B\u1ea3n. N\u1ebfu \u0111i\u1ec1u \u0111\u00f3 x\u1ea3y ra, Bennu s\u1ebd g\u00e2y ra th\u1ea3m h\u1ecda kh\u1ee7ng khi\u1ebfp l\u00ean h\u00e0nh tinh c\u1ee7a ch\u00fang ta.<\/p>\n<p>V\u00e0o n\u0103m 2135, Bennu s\u1ebd bay qua kho\u1ea3ng c\u00e1ch gi\u1eefa Tr\u00e1i \u0111\u1ea5t v\u00e0 M\u1eb7t tr\u0103ng, kho\u1ea3ng kh\u00f4ng m\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc v\u0169 tr\u1ee5 cho l\u00e0 &#8220;b\u00e9 nh\u01b0 s\u1ee3i t\u00f3c&#8221;. L\u00fac \u0111\u00f3, r\u1ea5t c\u00f3 th\u1ec3 l\u1ef1c h\u1ea5p d\u1eabn c\u1ee7a tr\u00e1i \u0111\u1ea5t s\u1ebd h\u00fat Bennu v\u1ec1 ph\u00eda m\u00ecnh v\u00e0 n\u1ebfu n\u00f3 lao xu\u1ed1ng th\u00ec h\u1eadu qu\u1ea3 r\u1ea5t kh\u00f3 \u0111\u1ec3 t\u01b0\u1edfng t\u01b0\u1ee3ng ra. Tuy kh\u1ea3 n\u0103ng n\u00e0y r\u1ea5t th\u1ea5p \u0111\u1ec3 x\u1ea3y ra nh\u01b0ng c\u00e1c nh\u00e0 khoa h\u1ecdc cho bi\u1ebft h\u1ecd c\u1ea7n ph\u1ea3i nghi\u00ean c\u1ee9u m\u1ecdi th\u00f4ng tin c\u1ee7a ti\u1ec3u h\u00e0nh tinh n\u00e0y, g\u1ed3m k\u00edch th\u01b0\u1edbc, kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 c\u1ea5u t\u1ea1o c\u1ee7a n\u00f3 \u0111\u1ec3 l\u01b0\u1eddng tr\u01b0\u1edbc c\u00e1c t\u00ecnh hu\u1ed1ng x\u1ea5u \u0111\u1ec3 c\u00f3 ph\u01b0\u01a1ng \u00e1n x\u1eed l\u00fd.<\/p>\n<p>Th\u00e1ng 9\/2016, v\u1ec7 tinh Osiris-Rex s\u1ebd \u0111\u01b0\u1ee3c ph\u00f3ng l\u00ean v\u0169 tr\u1ee5, n\u00f3 s\u1ebd m\u1ea5t 1 n\u0103m bay quanh M\u1eb7t tr\u1eddi \u0111\u1ec3 l\u1ee3i d\u1ee5ng l\u1ef1c h\u1ea5p d\u1eabn, tr\u01b0\u1edbc \u0111i thay \u0111\u1ed5i qu\u0129 \u0111\u1ea1o v\u00e0 chuy\u1ec3n h\u01b0\u1edbng v\u1ec1 ph\u00eda ti\u1ec3u h\u00e0nh tinh Bennu, d\u1ef1 ki\u1ebfn c\u1ea3 2 s\u1ebd &#8220;g\u1eb7p&#8221; nhau v\u00e0o th\u00e1ng 8\/2018. Osiris-Rex c\u00f3 1 n\u0103m \u0111\u1ec3 l\u1eadp b\u1ea3n \u0111\u1ed3 ti\u1ec3u h\u00e0nh tinh n\u00e0y, thu th\u1eadp c\u00e1c m\u1eabu v\u1eadt tr\u01b0\u1edbc khi tr\u1edf v\u1ec1 tr\u00e1i \u0111\u1ea5t. Nhi\u1ec7m v\u1ee5 c\u1ee7a Osiris-Rex c\u0169ng bao g\u1ed3m c\u1ea3 vi\u1ec7c nghi\u00ean c\u1ee9u xem ti\u00eau h\u00e0nh tinh Bennu c\u00f3 mang theo d\u1ea5u v\u1ebft c\u1ee7a s\u1ef1 s\u1ed1ng ngo\u00e0i tr\u00e1i \u0111\u1ea5t hay kh\u00f4ng.<\/p>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 khoa h\u1ecdc, vi\u1ec7c nghi\u00ean c\u1ee9u m\u1ed9t ti\u1ec3u h\u00e0nh tinh c\u1ea5u t\u1ea1o b\u1eb1ng carbon gi\u1ed1ng Bennu r\u1ea5t hi\u1ebfm c\u00f3. M\u1ed9t ti\u1ec3u h\u00e0nh tinh cacbon nh\u01b0 Bennu c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u ph\u00e2n t\u1eed h\u1eefu c\u01a1, r\u1ea5t c\u00f3 th\u1ec3 l\u00e0 d\u1ea5u v\u1ebft c\u00f2n s\u00f3t l\u1ea1i t\u1eeb th\u1eddi k\u1ef3 m\u1edbi h\u00ecnh th\u00e0nh c\u1ee7a H\u1ec7 m\u1eb7t tr\u1eddi, bi\u1ebft \u0111\u00e2u m\u1ed9t ph\u1ea7n c\u1ee7a n\u00f3 t\u1eebng gi\u00fap gieo m\u1ea7m cho s\u1ef1 s\u1ed1ng tr\u00ean Tr\u00e1i \u0111\u1ea5t h\u00ecnh th\u00e0nh t\u1eeb c\u00e1ch \u0111\u00e2y h\u00e0ng t\u1ec9 n\u0103m, c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1n \u0111o\u00e1n.<\/p>\n<p style=\"text-align: right;\"><em>Theo <strong>News<\/strong>\u200b<\/em><\/p>\n<p style=\"text-align: right;\"><em>Ngu\u1ed3n tinhte.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bennu l\u00e0 m\u1ed9t ti\u1ec3u h\u00e0nh tinh \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n h\u1ed3i n\u0103m 1999, n\u00f3 c\u00f3 k\u00edch th\u01b0\u1edbc 487 m\u00e9t v\u00e0 bay ngang qua qu\u0129 \u0111\u1ea1o c\u1ee7a Tr\u00e1i \u0111\u1ea5t m\u1ed7i 6 n\u0103m m\u1ed9t l\u1ea7n. V\u00e0o \u0111\u1ea7u th\u00e1ng 9 n\u0103m nay, NASA s\u1ebd ph\u00f3ng l\u00ean v\u0169 tr\u1ee5 v\u1ec7 tinh Osiris-Rex \u0111\u1ec3 nghi\u00ean c\u1ee9u ti\u1ec3u h\u00e0nh tinh Bennu, \u0111\u1ec3 [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":5408,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-5751","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\/5751","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=5751"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5751\/revisions"}],"predecessor-version":[{"id":6402,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5751\/revisions\/6402"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5408"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=5751"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=5751"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=5751"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}