{"id":2212,"date":"2022-11-14T06:19:27","date_gmt":"2022-11-14T06:19:27","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2212"},"modified":"2022-11-14T06:19:27","modified_gmt":"2022-11-14T06:19:27","slug":"space-debris-threat-and-jaxas-innovative-solution","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/space-science\/space-debris-threat-and-jaxas-innovative-solution\/","title":{"rendered":"Lo\u1ea1i b\u1ecf r\u00e1c th\u1ea3i kh\u00f4ng gian: L\u01b0\u1edbi kh\u00f4ng gian s\u00e1ng t\u1ea1o c\u1ee7a JAXA"},"content":{"rendered":"

R\u00e1c th\u1ea3i kh\u00f4ng gian: M\u1ed1i \u0111e d\u1ecda \u0111\u1ed1i v\u1edbi ho\u1ea1t \u0111\u1ed9ng th\u00e1m hi\u1ec3m kh\u00f4ng gian<\/h2>\n\n

R\u00e1c th\u1ea3i kh\u00f4ng gian l\u00e0 g\u00ec?<\/h2>\n\n

R\u00e1c th\u1ea3i kh\u00f4ng gian \u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u1ea5t k\u1ef3 v\u1eadt th\u1ec3 nh\u00e2n t\u1ea1o n\u00e0o kh\u00f4ng c\u00f2n ho\u1ea1t \u0111\u1ed9ng v\u00e0 v\u1eabn c\u00f2n tr\u00ean qu\u1ef9 \u0111\u1ea1o quanh Tr\u00e1i \u0111\u1ea5t. Thu\u1eadt ng\u1eef n\u00e0y bao g\u1ed3m m\u1ecdi th\u1ee9, t\u1eeb c\u00e1c v\u1ec7 tinh c\u0169 \u0111\u1ebfn t\u00ean l\u1eeda \u0111\u1ea9y v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn b\u1ecb m\u1ea5t. T\u00ednh \u0111\u1ebfn th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i, \u01b0\u1edbc t\u00ednh c\u00f3 kho\u1ea3ng 500.000 m\u1ea3nh r\u00e1c kh\u00f4ng gian \u0111ang tr\u00f4i n\u1ed5i trong kh\u00f4ng gian.<\/p>\n\n

V\u1ea5n \u0111\u1ec1 c\u1ee7a r\u00e1c th\u1ea3i kh\u00f4ng gian<\/h2>\n\n

S\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a r\u00e1c th\u1ea3i kh\u00f4ng gian g\u00e2y ra m\u1ed1i \u0111e d\u1ecda \u0111\u00e1ng k\u1ec3 \u0111\u1ed1i v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng th\u00e1m hi\u1ec3m kh\u00f4ng gian. Nh\u1eefng v\u1ee5 va ch\u1ea1m t\u1ed1c \u0111\u1ed9 cao gi\u1eefa c\u00e1c m\u1ea3nh r\u00e1c kh\u00f4ng gian c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u m\u1ea3nh r\u00e1c h\u01a1n n\u1eefa, d\u1eabn \u0111\u1ebfn ph\u1ea3n \u1ee9ng d\u00e2y chuy\u1ec1n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 H\u1ed9i ch\u1ee9ng Kessler. Cu\u1ed1i c\u00f9ng, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 khi\u1ebfn con ng\u01b0\u1eddi kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn kh\u00f4ng gian.<\/p>\n\n

L\u01b0\u1edbi kh\u00f4ng gian c\u1ee7a JAXA<\/h2>\n\n

C\u01a1 quan h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 Nh\u1eadt B\u1ea3n (JAXA) \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 r\u00e1c th\u1ea3i kh\u00f4ng gian. K\u1ebf ho\u1ea1ch c\u1ee7a h\u1ecd li\u00ean quan \u0111\u1ebfn m\u1ed9t s\u1ee3i c\u00e1p kh\u1ed5ng l\u1ed3 g\u1ed3m c\u00e1c s\u1ee3i d\u00e2y t\u1ea1o ra d\u00f2ng \u0111i\u1ec7n. D\u00f2ng \u0111i\u1ec7n n\u00e0y t\u1ea1o ra m\u1ed9t t\u1eeb tr\u01b0\u1eddng thu h\u00fat c\u00e1c m\u1ea3nh r\u00e1c v\u00e0 \u0111\u1ea9y l\u01b0\u1edbi ra kh\u1ecfi t\u1eeb tr\u01b0\u1eddng \u0111\u1ecba t\u1eeb c\u1ee7a Tr\u00e1i \u0111\u1ea5t.<\/p>\n\n

Khi l\u01b0\u1edbi \u0111\u00e3 thu th\u1eadp \u0111\u1ee7 r\u00e1c, n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c l\u1ec7nh gi\u1ea3m t\u1ed1c \u0111\u1ed9 v\u00e0 r\u1eddi kh\u1ecfi qu\u1ef9 \u0111\u1ea1o. Khi t\u00e0u v\u0169 tr\u1ee5 v\u00e0 l\u01b0\u1edbi \u0111i v\u00e0o b\u1ea7u kh\u00ed quy\u1ec3n c\u1ee7a Tr\u00e1i \u0111\u1ea5t, ch\u00fang s\u1ebd ch\u00e1y c\u00f9ng v\u1edbi r\u00e1c \u0111\u00e3 thu th\u1eadp \u0111\u01b0\u1ee3c.<\/p>\n\n

L\u1ee3i \u00edch c\u1ee7a l\u01b0\u1edbi kh\u00f4ng gian JAXA<\/h2>\n\n

L\u01b0\u1edbi kh\u00f4ng gian c\u1ee7a JAXA cung c\u1ea5p m\u1ed9t s\u1ed1 l\u1ee3i th\u1ebf so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf r\u00e1c th\u1ea3i \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t kh\u00e1c. Kh\u00f4ng gi\u1ed1ng nh\u01b0 l\u01b0\u1edbi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111\u1ea1i d\u01b0\u01a1ng, \u0111\u00e2y l\u00e0 m\u1ed9t l\u01b0\u1edbi m\u1eaft c\u00e1o l\u00e0m t\u1eeb nh\u00f4m v\u00e0 d\u00e2y th\u00e9p \u0111\u01b0\u1ee3c treo tr\u00ean m\u1ed9t t\u00e0u v\u0169 tr\u1ee5 kh\u00f4ng ng\u01b0\u1eddi l\u00e1i. C\u00e1c c\u1ea3m bi\u1ebfn tr\u00ean l\u01b0\u1edbi ph\u00e1t hi\u1ec7n c\u00e1c m\u1ea3nh r\u00e1c nh\u1ecf v\u00e0 t\u1ef1 \u0111\u1ed9ng c\u0103n ch\u1ec9nh l\u01b0\u1edbi \u0111\u1ec3 thu h\u00fat ch\u00fang.<\/p>\n\n

Qu\u1ef9 \u0111\u1ea1o c\u1ee7a l\u01b0\u1edbi \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh b\u1edfi d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua c\u00e1c s\u1ee3i d\u00e2y, t\u1ea1o ra m\u1ed9t t\u1eeb tr\u01b0\u1eddng thu h\u00fat c\u00e1c m\u1ea3nh r\u00e1c. T\u1eeb tr\u01b0\u1eddng n\u00e0y c\u0169ng \u0111\u1ea9y l\u01b0\u1edbi ra xa kh\u1ecfi t\u1eeb tr\u01b0\u1eddng \u0111\u1ecba t\u1eeb c\u1ee7a Tr\u00e1i \u0111\u1ea5t, ng\u0103n kh\u00f4ng cho l\u01b0\u1edbi b\u1ecb k\u00e9o xu\u1ed1ng.<\/p>\n\n

Gi\u1ea3i quy\u1ebft m\u1ed1i \u0111e d\u1ecda c\u1ee7a H\u1ed9i ch\u1ee9ng Kessler<\/h2>\n\n

C\u00f4ng ngh\u1ec7 l\u01b0\u1edbi kh\u00f4ng gian c\u1ee7a JAXA l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p \u0111\u1ea7y h\u1ee9a h\u1eb9n cho m\u1ed1i \u0111e d\u1ecda t\u1eeb H\u1ed9i ch\u1ee9ng Kessler. B\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf r\u00e1c kh\u1ecfi qu\u1ef9 \u0111\u1ea1o, l\u01b0\u1edbi c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m nguy c\u01a1 va ch\u1ea1m v\u00e0 ng\u0103n ng\u1eeba ph\u1ea3n \u1ee9ng d\u00e2y chuy\u1ec1n c\u00f3 th\u1ec3 khi\u1ebfn kh\u00f4ng gian kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn.<\/p>\n\n

H\u1ee3p t\u00e1c v\u00e0 \u0111\u1ed5i m\u1edbi<\/h2>\n\n

JAXA \u0111\u00e3 h\u1ee3p t\u00e1c v\u1edbi Fast Company \u0111\u1ec3 ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n v\u00e0 th\u1eed nghi\u1ec7m l\u01b0\u1edbi kh\u00f4ng gian. S\u1ef1 h\u1ee3p t\u00e1c n\u00e0y ch\u1ee9ng t\u1ecf t\u1ea7m quan tr\u1ecdng c\u1ee7a h\u1ee3p t\u00e1c qu\u1ed1c t\u1ebf trong vi\u1ec7c gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c c\u1ee7a ho\u1ea1t \u0111\u1ed9ng th\u00e1m hi\u1ec3m kh\u00f4ng gian.<\/p>\n\n

K\u1ebft lu\u1eadn<\/h2>\n\n

R\u00e1c th\u1ea3i kh\u00f4ng gian g\u00e2y ra m\u1ed1i \u0111e d\u1ecda nghi\u00eam tr\u1ecdng \u0111\u1ed1i v\u1edbi t\u01b0\u01a1ng lai c\u1ee7a ho\u1ea1t \u0111\u1ed9ng th\u00e1m hi\u1ec3m kh\u00f4ng gian. C\u00f4ng ngh\u1ec7 l\u01b0\u1edbi kh\u00f4ng gian c\u1ea3i ti\u1ebfn c\u1ee7a JAXA cung c\u1ea5p m\u1ed9t gi\u1ea3i ph\u00e1p ti\u1ec1m n\u0103ng cho v\u1ea5n \u0111\u1ec1 n\u00e0y. B\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf r\u00e1c th\u1ea3i kh\u1ecfi qu\u1ef9 \u0111\u1ea1o, l\u01b0\u1edbi kh\u00f4ng gian c\u00f3 th\u1ec3 gi\u00fap ng\u0103n ng\u1eeba H\u1ed9i ch\u1ee9ng Kessler v\u00e0 \u0111\u1ea3m b\u1ea3o ti\u1ebfp t\u1ee5c ti\u1ebfp c\u1eadn kh\u00f4ng gian cho c\u00e1c th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai.<\/p>","protected":false},"excerpt":{"rendered":"

R\u00e1c th\u1ea3i kh\u00f4ng gian: M\u1ed1i \u0111e d\u1ecda \u0111\u1ed1i v\u1edbi ho\u1ea1t \u0111\u1ed9ng th\u00e1m hi\u1ec3m kh\u00f4ng gian R\u00e1c th\u1ea3i kh\u00f4ng gian l\u00e0 g\u00ec? R\u00e1c th\u1ea3i kh\u00f4ng gian \u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u1ea5t k\u1ef3…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[476],"tags":[4617,37,4615,434,4614,4616],"class_list":["post-2212","post","type-post","status-publish","format-standard","hentry","category-space-science","tag-jaxa","tag-innovation","tag-kessler-syndrome","tag-space-exploration","tag-space-debris","tag-space-net"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2212","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=2212"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2212\/revisions"}],"predecessor-version":[{"id":2213,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2212\/revisions\/2213"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=2212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=2212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=2212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}