{"id":1315,"date":"2026-08-17T00:50:00","date_gmt":"2026-08-16T15:50:00","guid":{"rendered":"https:\/\/onepress.co.kr\/?post_type=briefing&p=1315"},"modified":"2026-08-17T00:55:30","modified_gmt":"2026-08-16T15:55:30","slug":"2026-08-17-sagittarius-a-star-gentle-wind-vi","status":"publish","type":"briefing","link":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-08-17-sagittarius-a-star-gentle-wind-vi\/","title":{"rendered":"Ngay c\u1ea3 l\u1ed7 \u0111en y\u00ean t\u0129nh trong thi\u00ean h\u00e0 c\u1ee7a ch\u00fang ta c\u0169ng th\u1ed5i gi\u00f3, qu\u00e3ng \u0111\u01b0\u1eddng 3 n\u0103m \u00e1nh s\u00e1ng c\u0169ng l\u00e0 m\u1ed9t d\u1ea5u v\u1ebft."},"content":{"rendered":"

2026-08-17 00:50 KST<\/strong><\/p>\n

C\u00e1c quan s\u00e1t cho th\u1ea5y nh\u1eefng c\u01a1n gi\u00f3 n\u00f3ng t\u1eeb l\u1ed7 \u0111en trung t\u00e2m c\u1ee7a thi\u00ean h\u00e0 ch\u00fang ta, Sagittarius A*, \u0111\u00e3 t\u1ea1o ra m\u1ed9t \u0111\u01b0\u1eddng \u0111i d\u00e0i \u00edt nh\u1ea5t 3,3 n\u0103m \u00e1nh s\u00e1ng trong v\u00f9ng kh\u00ed xung quanh.<\/p>\n

\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 h\u00ecnh \u1ea3nh c\u1ee7a gi\u00f3 t\u1eeb l\u1ed7 \u0111en, m\u00e0 l\u00e0 c\u00e1ch gi\u1ea3i th\u00edch so s\u00e1nh h\u00ecnh d\u1ea1ng v\u00e0 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a kh\u00f4ng gian tr\u1ed1ng h\u00ecnh n\u00f3n c\u00f2n s\u00f3t l\u1ea1i trong kh\u00ed ph\u00e2n t\u1eed l\u1ea1nh v\u1edbi m\u00f4 h\u00ecnh gi\u00f3.<\/p>\n

B\u1ea1n \u0111\u00e3 quan s\u00e1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u g\u00ec?<\/h2>\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 quan s\u00e1t r\u1ea5t s\u00e2u kh\u00ed ph\u00e2n t\u1eed \u1edf trung t\u00e2m thi\u00ean h\u00e0 b\u1eb1ng k\u00ednh vi\u1ec5n v\u1ecdng v\u00f4 tuy\u1ebfn ALMA \u1edf Chile. M\u1ed9t kho\u1ea3ng tr\u1ed1ng h\u00ecnh n\u00f3n d\u00e0i \u00edt nh\u1ea5t 1 parsec \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y k\u00e9o d\u00e0i t\u1eeb Sagittarius A*, v\u1edbi g\u00f3c m\u1edf kho\u1ea3ng 45 \u0111\u1ed9.<\/p>\n

T\u1ea1i sao t\u00f4i l\u1ea1i th\u1ea5y \u0111\u00f3 l\u00e0 d\u1ea5u v\u1ebft c\u1ee7a gi\u00f3?<\/h2>\n

H\u01b0\u1edbng c\u1ee7a kh\u00f4ng gian tr\u1ed1ng h\u01b0\u1edbng v\u1ec1 t\u00e2m l\u1ed7 \u0111en v\u00e0 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a kh\u00ed xung quanh c\u0169ng nh\u01b0 n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft ph\u00f9 h\u1ee3p v\u1edbi m\u00f4 h\u00ecnh d\u00f2ng ch\u1ea3y n\u00f3ng. C\u00e1c v\u1ee5 n\u1ed5 c\u1ee7a c\u00e1c ng\u00f4i sao v\u00e0 c\u00e1c \u0111\u00e1m m\u00e2y ch\u1ed3ng l\u00ean nhau ng\u1eabu nhi\u00ean c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m tra, nh\u01b0ng r\u1ea5t kh\u00f3 \u0111\u1ec3 gi\u1ea3i th\u00edch h\u00ecnh d\u1ea1ng t\u1ed5ng th\u1ec3 c\u1ee7a ch\u00fang c\u00f9ng nhau. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u gi\u1ea3i th\u00edch r\u1eb1ng kh\u00ed b\u1ecb \u0111\u1ea9y ra ngo\u00e0i b\u1edfi nh\u1eefng c\u01a1n gi\u00f3 y\u1ebfu v\u1eabn ti\u1ebfp t\u1ee5c cho \u0111\u1ebfn ng\u00e0y nay.<\/p>\n

\"Ngay
\u0110\u00e2y l\u00e0 h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c t\u1ea1o ra \u0111\u1ec3 minh h\u1ecda m\u1ed9t ch\u1ee7 \u0111\u1ec1 v\u00e0 kh\u00f4ng ph\u1ea3i l\u00e0 \u1ea3nh ch\u1ee5p m\u1ed9t c\u1ea3nh ho\u1eb7c quan s\u00e1t th\u1ef1c t\u1ebf.<\/figcaption><\/figure>\n

L\u00e0m th\u1ebf n\u00e0o m\u1ed9t l\u1ed7 \u0111en y\u00ean t\u0129nh t\u1ea1o ra gi\u00f3?<\/h2>\n

Nh\u00e2n M\u00e3 A* hi\u1ec7n m\u1edd h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c h\u1ea1t nh\u00e2n thi\u00ean h\u00e0 \u0111ang ho\u1ea1t \u0111\u1ed9ng, ch\u00fang ti\u00eau th\u1ee5 r\u1ea5t nhi\u1ec1u v\u1eadt ch\u1ea5t. Tuy nhi\u00ean, m\u1ed9t s\u1ed1 kh\u00ed t\u1edbi c\u00f3 th\u1ec3 kh\u00f4ng t\u1edbi \u0111\u01b0\u1ee3c ch\u00e2n tr\u1eddi s\u1ef1 ki\u1ec7n v\u00e0 c\u00f3 th\u1ec3 tho\u00e1t ra \u1edf nhi\u1ec7t \u0111\u1ed9 n\u00f3ng nh\u1ea5t c\u00f3 th\u1ec3. Ngay c\u1ea3 d\u00f2ng \u0111i\u1ec7n y\u1ebfu, n\u1ebfu duy tr\u00ec trong th\u1eddi gian d\u00e0i, c\u0169ng c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i \u0111\u01b0\u1eddng \u0111i c\u1ee7a c\u00e1c kh\u00ed xung quanh.<\/p>\n

N\u00f3 c\u00f3 gi\u1ed1ng nh\u01b0 m\u1ed9t chi\u1ebfc m\u00e1y bay ph\u1ea3n l\u1ef1c kh\u1ed5ng l\u1ed3 kh\u00f4ng?<\/h2>\n

C\u1ea5u tr\u00fac n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a vi\u1ec7c t\u00ecm ki\u1ebfm tr\u1ef1c ti\u1ebfp m\u1ed9t tia t\u01b0\u01a1ng \u0111\u1ed1i h\u1eb9p v\u00e0 s\u00e1ng. N\u00f3 gi\u1ed1ng m\u1ed9t c\u01a1n gi\u00f3 n\u00f3ng lan r\u1ed9ng h\u01a1n, \u0111\u1ec3 l\u1ea1i s\u1ef1 kh\u00f4ng ch\u1eafc ch\u1eafn v\u1ec1 t\u1ed1c \u0111\u1ed9 v\u00e0 t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y kh\u1ed1i l\u01b0\u1ee3ng ch\u00ednh x\u00e1c. Kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c t\u1ea5t c\u1ea3 c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a gi\u00f3 ch\u1ec9 t\u1eeb kho\u1ea3ng tr\u1ed1ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c.<\/p>\n

T\u1ea1i sao n\u00f3 quan tr\u1ecdng<\/h2>\n

\u0110\u00e2y l\u00e0 manh m\u1ed1i t\u1eeb c\u00e1c trung t\u00e2m thi\u00ean h\u00e0 g\u1ea7n \u0111\u00f3 cho th\u1ea5y ngay c\u1ea3 khi c\u00e1c l\u1ed7 \u0111en y\u00ean t\u0129nh, ch\u00fang v\u1eabn c\u00f3 th\u1ec3 \u0111\u1ea9y ra ho\u1eb7c t\u00e1i ch\u1ebf nhi\u00ean li\u1ec7u h\u00ecnh th\u00e0nh sao xung quanh ch\u00fang. N\u1ebfu c\u00e1c d\u00f2ng ph\u00e2n t\u1eed kh\u00e1c v\u00e0 c\u00e1c quan s\u00e1t c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao h\u01a1n x\u00e1c nh\u1eadn c\u00e1c \u0111\u01b0\u1eddng \u0111i v\u00e0 v\u1eadn t\u1ed1c kh\u00ed gi\u1ed1ng nhau th\u00ec vi\u1ec7c gi\u1ea3i th\u00edch s\u1ebd tr\u1edf n\u00ean ch\u1eafc ch\u1eafn h\u01a1n.<\/p>\n

t\u00e0i li\u1ec7u ngu\u1ed3n ch\u00ednh th\u1ee9c<\/h2>\n

Original study preprint<\/a><\/p>\n

Science News independent report<\/a><\/p>\n

ALMA Observatory science background<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c quan s\u00e1t c\u1ee7a ALMA \u0111\u00e3 t\u00ecm th\u1ea5y m\u1ed9t l\u1ed1i \u0111i r\u1ed7ng h\u00ecnh n\u00f3n d\u00e0i \u00edt nh\u1ea5t 1 Parsec v\u00e0 r\u1ed9ng kho\u1ea3ng 45 \u0111\u1ed9 trong kh\u00ed ph\u00e2n t\u1eed l\u1ea1nh xung quanh Sagittarius A*, \u0111\u01b0\u1ee3c cho l\u00e0 \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi c\u01a1n gi\u00f3 n\u00f3ng hi\u1ec7n t\u1ea1i.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-1315","briefing","type-briefing","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing\/1315","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=1315"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}