{"id":21469,"date":"2025-04-18T20:13:02","date_gmt":"2025-04-18T13:13:02","guid":{"rendered":"https:\/\/quanghung.name.vn\/thoi-su\/khi-quyen-trai-dat-thuc-su-ket-thuc-o-dau\/"},"modified":"2025-04-18T20:13:02","modified_gmt":"2025-04-18T13:13:02","slug":"khi-quyen-trai-dat-thuc-su-ket-thuc-o-dau","status":"publish","type":"post","link":"https:\/\/quanghung.name.vn\/?p=21469","title":{"rendered":"Kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t th\u1ef1c s\u1ef1 k\u1ebft th\u00fac \u1edf \u0111\u00e2u?"},"content":{"rendered":"
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Phi h\u00e0nh gia Buzz Aldrin \u0111\u1ee9ng tr\u00ean b\u1ec1 m\u1eb7t M\u1eb7t Tr\u0103ng trong nhi\u1ec7m v\u1ee5 Apollo 11 n\u0103m 1969. \u1ea2nh: NASA<\/em><\/p>\n<\/figcaption><\/figure>\n

Yuri Gagarin, Neil Armstrong, hay m\u1edbi \u0111\u00e2y l\u00e0 Katy Perry, g\u00e2y ch\u00fa \u00fd v\u1edbi nh\u1eefng chuy\u1ebfn du h\u00e0nh v\u0169 tr\u1ee5 ngo\u1ea1n m\u1ee5c. Nh\u01b0ng v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, ch\u01b0a ai t\u1eebng th\u1ef1c s\u1ef1 r\u1eddi kh\u1ecfi kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t. Tr\u1ea1m V\u0169 tr\u1ee5 Qu\u1ed1c t\u1ebf (ISS), d\u00f9 \u0111\u01b0\u1ee3c coi l\u00e0 ho\u1ea1t \u0111\u1ed9ng ngo\u00e0i kh\u00f4ng gian, th\u1ef1c ch\u1ea5t v\u1eabn di chuy\u1ec3n qua kh\u00ed quy\u1ec3n v\u00e0 ch\u1ecbu l\u1ef1c h\u1ea5p d\u1eabn m\u1ea1nh b\u1eb1ng kho\u1ea3ng 90% l\u1ef1c h\u1ea5p d\u1eabn \u1edf m\u1ef1c n\u01b0\u1edbc bi\u1ec3n.<\/p>\n

“Kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t, n\u01a1i ch\u00fang ta \u0111ang s\u1ed1ng v\u00e0 h\u00edt th\u1edf, kh\u00f4ng k\u1ebft th\u00fac ngay ph\u00eda tr\u00ean \u0111\u1ea7u. N\u00f3 kh\u00f4ng k\u1ebft th\u00fac \u1edf \u0110\u1ec9nh Everest, c\u0169ng kh\u00f4ng k\u1ebft th\u00fac \u1edf n\u01a1i m\u00e1y bay \u0111ang bay. Kh\u00ed quy\u1ec3n v\u01b0\u01a1n r\u1ea5t xa v\u00e0 ng\u00e0y c\u00e0ng tr\u1edf n\u00ean lo\u00e3ng h\u01a1n khi l\u00ean cao. \u1ede \u0111\u1ed9 cao r\u1ea5t l\u1edbn, n\u00f3 v\u1eabn c\u00f2n \u0111\u00f3”, Doug Rowland, chuy\u00ean gia v\u1eadt l\u00fd M\u1eb7t Tr\u1eddi t\u1ea1i NASA, gi\u1ea3i th\u00edch.<\/p>\n

“Khi l\u00ean t\u1edbi v\u1ecb tr\u00ed tr\u1ea1m ISS – c\u00e1ch Tr\u00e1i \u0110\u1ea5t v\u00e0i tr\u0103m km – v\u1eabn c\u00f2n \u0111\u1ee7 kh\u00f4ng kh\u00ed \u0111\u1ec3 k\u00e9o tr\u1ea1m di chuy\u1ec3n ch\u1eadm l\u1ea1i. N\u1ebfu kh\u00f4ng t\u0103ng t\u1ed1c b\u1ed5 sung b\u1eb1ng \u0111\u1ed9ng c\u01a1 t\u00ean l\u1eeda, n\u00f3 s\u1ebd r\u01a1i tr\u1edf l\u1ea1i Tr\u00e1i \u0110\u1ea5t do l\u1ef1c c\u1ea3n kh\u00f4ng kh\u00ed”, Rowland n\u00f3i th\u00eam.<\/p>\n

Ranh gi\u1edbi kh\u00f4ng gian \u0111\u01b0\u1ee3c qu\u1ed1c t\u1ebf c\u00f4ng nh\u1eadn l\u00e0 \u0111\u01b0\u1eddng K\u00e1rm\u00e1n \u1edf \u0111\u1ed9 cao 100 km so v\u1edbi b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t. Tuy nhi\u00ean, d\u00f9 ph\u1ea7n l\u1edbn kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t n\u1eb1m b\u00ean d\u01b0\u1edbi \u0111\u01b0\u1eddng Karman, n\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec3m k\u1ebft th\u00fac.<\/p>\n

“D\u00f9 th\u1ef1c s\u1ef1 kh\u00f4ng c\u00f3 ranh gi\u1edbi r\u00f5 r\u00e0ng v\u1ec1 n\u01a1i kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t k\u1ebft th\u00fac v\u00e0 kh\u00f4ng gian v\u0169 tr\u1ee5 b\u1eaft \u0111\u1ea7u, h\u1ea7u h\u1ebft nh\u00e0 khoa h\u1ecdc s\u1eed d\u1ee5ng m\u1ed9t ranh gi\u1edbi g\u1ecdi l\u00e0 \u0111\u01b0\u1eddng Karman, n\u1eb1m c\u00e1ch b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t 100 km, \u0111\u1ec3 bi\u1ec3u th\u1ecb \u0111i\u1ec3m chuy\u1ec3n ti\u1ebfp, v\u00ec 99,99997% kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t n\u1eb1m d\u01b0\u1edbi \u0111i\u1ec3m n\u00e0y”, NASA gi\u1ea3i th\u00edch.<\/p>\n

Theo nghi\u00ean c\u1ee9u c\u00f4ng b\u1ed1 v\u00e0o th\u00e1ng 2\/2019, s\u1eed d\u1ee5ng d\u1eef li\u1ec7u t\u1eeb t\u00e0u v\u0169 tr\u1ee5 \u0110\u00e0i quan s\u00e1t M\u1eb7t Tr\u1eddi v\u00e0 Nh\u1eadt quy\u1ec3n (SOHO) c\u1ee7a NASA v\u00e0 C\u01a1 quan V\u0169 tr\u1ee5 ch\u00e2u \u00c2u (ESA), ph\u1ea7n xa nh\u1ea5t c\u1ee7a kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t – m\u1ed9t \u0111\u00e1m m\u00e2y nguy\u00ean t\u1eed hydro g\u1ecdi l\u00e0 geocorona – th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 v\u01b0\u01a1n xa t\u1edbi 629.300 km v\u00e0o kh\u00f4ng gian, v\u01b0\u1ee3t xa qu\u1ef9 \u0111\u1ea1o M\u1eb7t Tr\u0103ng.<\/p>\n

Nghi\u00ean c\u1ee9u n\u00e0y ph\u00e1t hi\u1ec7n, \u1edf \u0111\u1ed9 cao kho\u1ea3ng 60.000 km, v\u1eabn c\u00f2n kho\u1ea3ng 70 nguy\u00ean t\u1eed hydro tr\u00ean m\u1ed7i cm3. K\u1ec3 c\u1ea3 khi c\u00e1c phi h\u00e0nh gia \u0111\u1eb7t ch\u00e2n l\u00ean M\u1eb7t Tr\u0103ng, h\u1ecd v\u1eabn \u1edf trong ph\u1ea1m vi kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t, d\u00f9 con s\u1ed1 n\u00e0y gi\u1ea3m xu\u1ed1ng ch\u1ec9 c\u00f2n kho\u1ea3ng 0,2 nguy\u00ean t\u1eed hydro tr\u00ean m\u1ed7i cm3. Khi xem x\u00e9t d\u1eef li\u1ec7u t\u1eeb SOHO, nh\u00f3m nghi\u00ean c\u1ee9u nh\u1eadn th\u1ea5y kh\u00ed quy\u1ec3n m\u1edf r\u1ed9ng \u0111\u1ebfn kho\u1ea3ng 50 l\u1ea7n b\u00e1n k\u00ednh Tr\u00e1i \u0110\u1ea5t.<\/p>\n

“M\u1eb7t Tr\u0103ng v\u1eabn bay qua kh\u00ed quy\u1ec3n Tr\u00e1i \u0110\u1ea5t. Ch\u00fang t\u00f4i kh\u00f4ng bi\u1ebft \u0111i\u1ec1u \u0111\u00f3 cho \u0111\u1ebfn khi xem x\u00e9t nh\u1eefng quan s\u00e1t m\u00e0 t\u00e0u v\u0169 tr\u1ee5 SOHO th\u1ef1c hi\u1ec7n c\u00e1ch \u0111\u00e2y h\u01a1n hai th\u1eadp k\u1ef7”, chuy\u00ean gia Igor Baliukin t\u1eeb Vi\u1ec7n nghi\u00ean c\u1ee9u V\u0169 tr\u1ee5 Nga, t\u00e1c gi\u1ea3 ch\u00ednh c\u1ee7a nghi\u00ean c\u1ee9u, cho bi\u1ebft.<\/p>\n

V\u1ea5n \u0111\u1ec1 n\u00e0y c\u00e0ng tr\u1edf n\u00ean ph\u1ee9c t\u1ea1p h\u01a1n khi x\u00e9t v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, c\u1ea3 Tr\u00e1i \u0110\u1ea5t v\u00e0 M\u1eb7t Tr\u0103ng \u0111\u1ec1u n\u1eb1m trong kh\u00ed quy\u1ec3n M\u1eb7t Tr\u1eddi. “N\u1ebfu c\u00e2u h\u1ecfi l\u00e0 ‘Kh\u00f4ng gian b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2u?’ th\u00ec \u0111i\u1ec1u \u0111\u00f3 c\u00f2n t\u00f9y thu\u1ed9c v\u00e0o quan \u0111i\u1ec3m c\u1ee7a b\u1ea1n. C\u00f2n n\u1ebfu mu\u1ed1n bi\u1ebft ‘Kh\u00ed quy\u1ec3n k\u1ebft th\u00fac \u1edf \u0111\u00e2u?’ th\u00ec c\u00e2u tr\u1ea3 l\u1eddi l\u00e0 \u1edf \u0111\u1ed9 cao kho\u1ea3ng 640.000 km. Nh\u01b0ng h\u00e3y nh\u1edb r\u1eb1ng kh\u00f4ng gian ph\u00eda tr\u00ean ng\u01b0\u1ee1ng \u0111\u00f3 kh\u00f4ng ph\u1ea3i tr\u1ed1ng r\u1ed7ng. N\u00f3 ch\u1ee9a \u0111\u1ee7 m\u1ecdi th\u1ee9 th\u00fa v\u1ecb”, Rowland n\u00f3i.<\/p>\n

Thu Th\u1ea3o<\/strong> (Theo IFL Science<\/em>)<\/p>\n

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Phi h\u00e0nh gia Buzz Aldrin \u0111\u1ee9ng tr\u00ean b\u1ec1 m\u1eb7t M\u1eb7t Tr\u0103ng trong nhi\u1ec7m v\u1ee5 Apollo 11 n\u0103m 1969. \u1ea2nh: NASA Yuri Gagarin, Neil Armstrong, hay m\u1edbi \u0111\u00e2y l\u00e0 Katy Perry, g\u00e2y ch\u00fa \u00fd v\u1edbi nh\u1eefng chuy\u1ebfn du h\u00e0nh v\u0169 tr\u1ee5 ngo\u1ea1n m\u1ee5c. Nh\u01b0ng v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, ch\u01b0a ai t\u1eebng th\u1ef1c s\u1ef1 r\u1eddi kh\u1ecfi kh\u00ed<\/p>\n","protected":false},"author":1,"featured_media":21470,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"googlesitekit_rrm_CAow44a6DA:productID":"","footnotes":""},"categories":[2],"tags":[],"class_list":["post-21469","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thoi-su"],"_links":{"self":[{"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/posts\/21469","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=21469"}],"version-history":[{"count":0,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/posts\/21469\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/media\/21470"}],"wp:attachment":[{"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}