{"id":846,"date":"2026-07-26T08:40:00","date_gmt":"2026-07-25T23:40:00","guid":{"rendered":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-07-26-juno-io-subsurface-heat-vi\/"},"modified":"2026-07-26T08:48:52","modified_gmt":"2026-07-25T23:48:52","slug":"2026-07-26-juno-io-subsurface-heat-vi","status":"publish","type":"briefing","link":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-07-26-juno-io-subsurface-heat-vi\/","title":{"rendered":"Juno l\u1ea7n \u0111\u1ea7u \u0111o nhi\u1ec7t \u1ea9n d\u01b0\u1edbi Io: t\u0103ng h\u01a1n 20\u00b0C ch\u1ec9 trong v\u00e0i m\u00e9t"},"content":{"rendered":"

2026-07-26 08:40 KST<\/strong><\/p>\n

T\u00e0u Juno c\u1ee7a NASA l\u1ea7n \u0111\u1ea7u \u0111o c\u00f3 ph\u00e2n gi\u1ea3i kh\u00f4ng gian lu\u1ed3ng nhi\u1ec7t t\u1eeb kho\u1ea3ng 2-6 m\u00e9t d\u01b0\u1edbi b\u1ec1 m\u1eb7t Io, v\u1ec7 tinh c\u1ee7a Sao M\u1ed9c.<\/p>\n

Nhi\u1ec7t \u0111\u1ed9 t\u0103ng h\u01a1n 20\u00b0C trong v\u00e0i m\u00e9t \u0111\u1ea7u, nh\u01b0ng d\u1eef li\u1ec7u v\u1eabn cho ph\u00e9p hai gi\u1ea3i th\u00edch: d\u00f2ng nhi\u1ec7t d\u1eabn r\u1ed9ng ho\u1eb7c dung nham v\u00e0 mi\u1ec7ng nhi\u1ec7t n\u00f4ng r\u1ea3i r\u00e1c.<\/p>\n

Thi\u1ebft b\u1ecb nh\u00ecn Sao M\u1ed9c soi d\u01b0\u1edbi m\u1ed9t v\u1ec7 tinh \u0111\u00e1<\/h2>\n

M\u00e1y \u0111o b\u1ee9c x\u1ea1 vi s\u00f3ng c\u1ee7a Juno \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 nh\u00ecn d\u01b0\u1edbi m\u00e2y d\u00e0y c\u1ee7a Sao M\u1ed9c. Trong c\u00e1c l\u1ea7n bay qua Io th\u00e1ng 12\/2023 v\u00e0 2\/2024, n\u00f3 \u0111o ph\u00e1t x\u1ea1 nhi\u1ec7t 0,6-22 GHz.<\/p>\n

T\u1ea7n s\u1ed1 th\u1ea5p xuy\u00ean s\u00e2u h\u01a1n h\u1ed3ng ngo\u1ea1i. C\u00e1c k\u00eanh th\u1ea5p nh\u1ea5t l\u1ea5y m\u1eabu kho\u1ea3ng 2-6 m\u00e9t d\u01b0\u1edbi b\u1ec1 m\u1eb7t.<\/p>\n

Nhi\u1ec7t t\u0103ng d\u1ed1c \u1edf t\u1ea7ng n\u00f4ng<\/h2>\n

Trong c\u00e1c v\u00f9ng quan s\u00e1t, nghi\u00ean c\u1ee9u th\u1ea5y nhi\u1ec7t \u0111\u1ed9 t\u0103ng h\u01a1n 20\u00b0C trong v\u00e0i m\u00e9t, qu\u00e1 d\u1ed1c \u0111\u1ec3 ch\u1ec9 do M\u1eb7t Tr\u1eddi.<\/p>\n

M\u1eadt \u0111\u1ed9 suy ra c\u1ee7a l\u1edbp tr\u00ean, d\u01b0\u1edbi kho\u1ea3ng 10 cm, l\u00e0 0,7-1,1 g\/cm3, ph\u00f9 h\u1ee3p v\u1eadt li\u1ec7u n\u00fai l\u1eeda x\u1ed1p nh\u01b0 tro ho\u1eb7c \u0111\u00e1 b\u1ecdt.<\/p>\n

\"H\u00ecnh
H\u00ecnh do ONEPRESS t\u1ea1o \u0111\u1ec3 gi\u1ea3i th\u00edch quan s\u00e1t vi s\u00f3ng c\u1ee7a Juno v\u00e0 c\u1ea5u tr\u00fac nhi\u1ec7t n\u00f4ng c\u1ee7a Io. \u0110\u00e2y kh\u00f4ng ph\u1ea3i \u1ea3nh quan s\u00e1t hay m\u1eb7t c\u1eaft \u0111\u1ecba ch\u1ea5t \u0111o tr\u1ef1c ti\u1ebfp.<\/figcaption><\/figure>\n

Hai c\u00e1ch nhi\u1ec7t \u0111i l\u00ean<\/h2>\n

M\u1ed9t m\u00f4 h\u00ecnh cho r\u1eb1ng nhi\u1ec7t trong ch\u1ea3y \u0111\u1ec1u qua v\u1ecf d\u1eabn nhi\u1ec7t \u1edf 1-3 W\/m2. M\u00f4 h\u00ecnh kia d\u00f9ng dung nham m\u1edbi d\u01b0\u1edbi n\u0103m n\u0103m ho\u1eb7c mi\u1ec7ng nhi\u1ec7t d\u01b0\u1edbi v\u1ecf m\u1ecfng, r\u1ea3i tr\u00ean kho\u1ea3ng 10% b\u1ec1 m\u1eb7t.<\/p>\n

Quan s\u00e1t hi\u1ec7n t\u1ea1i ch\u01b0a ch\u1ecdn d\u1ee9t kho\u00e1t gi\u1eefa hai m\u00f4 h\u00ecnh.<\/p>\n

L\u1ea7n \u0111o \u0111\u1ea7u ti\u00ean, kh\u00f4ng ph\u1ea3i nhi\u1ec7t k\u1ebf ch\u00f4n<\/h2>\n

\u0110\u00e2y l\u00e0 suy lu\u1eadn t\u1eeb xa d\u1ef1a tr\u00ean nhi\u1ec7t \u0111\u1ed9 s\u00e1ng vi s\u00f3ng v\u00e0 t\u00ednh \u0111i\u1ec7n m\u00f4i, kh\u00f4ng ph\u1ea3i nhi\u1ec7t k\u1ebf c\u1ee7a t\u00e0u \u0111\u1ed5 b\u1ed9. Hai l\u1ea7n bay qua kh\u00f4ng ph\u1ee7 to\u00e0n Io.<\/p>\n

\u1ee8ng d\u1ee5ng cho gi\u00e1m s\u00e1t n\u00fai l\u1eeda Tr\u00e1i \u0110\u1ea5t v\u1eabn l\u00e0 \u0111\u1ec1 xu\u1ea5t, ch\u01b0a ch\u1ee9ng minh kh\u1ea3 n\u0103ng d\u1ef1 b\u00e1o phun tr\u00e0o.<\/p>\n

V\u00ec sao quan tr\u1ecdng<\/h2>\n

K\u1ebft qu\u1ea3 v\u01b0\u1ee3t ra ngo\u00e0i \u1ea3nh h\u1ed3ng ngo\u1ea1i b\u1ec1 m\u1eb7t v\u00e0 tr\u1ef1c ti\u1ebfp r\u00e0ng bu\u1ed9c c\u00e1ch nhi\u1ec7t di chuy\u1ec3n trong th\u1ebf gi\u1edbi n\u00fai l\u1eeda m\u1ea1nh nh\u1ea5t H\u1ec7 M\u1eb7t Tr\u1eddi. K\u1ef9 thu\u1eadt c\u00f3 th\u1ec3 kh\u1ea3o s\u00e1t l\u1edbp n\u00f4ng c\u1ee7a c\u00e1c v\u1ec7 tinh kh\u00e1c.<\/p>\n

Ngu\u1ed3n s\u01a1 c\u1ea5p ch\u00ednh th\u1ee9c<\/h2>\n

Journal of Geophysical Research: Planets original study<\/a><\/p>\n

NASA JPL: Juno takes Io’s temperature<\/a><\/p>\n

NASA JPL subsurface heat map<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Juno l\u1ea7n \u0111\u1ea7u \u0111o c\u00f3 ph\u00e2n gi\u1ea3i kh\u00f4ng gian lu\u1ed3ng nhi\u1ec7t t\u1eeb kho\u1ea3ng 2-6 m\u00e9t d\u01b0\u1edbi b\u1ec1 m\u1eb7t Io. Nhi\u1ec7t \u0111\u1ed9 t\u0103ng h\u01a1n 20\u00b0C trong v\u00e0i m\u00e9t \u0111\u1ea7u, nh\u01b0ng v\u1eabn c\u00f2n hai c\u00e1ch gi\u1ea3i th\u00edch ngu\u1ed3n nhi\u1ec7t.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-846","briefing","type-briefing","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing\/846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing"}],"about":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/types\/briefing"}],"wp:attachment":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}