{"id":2950,"date":"2025-12-19T18:21:30","date_gmt":"2025-12-19T09:21:30","guid":{"rendered":"http:\/\/www.starsea.co.kr\/?p=2950"},"modified":"2025-12-19T18:21:30","modified_gmt":"2025-12-19T09:21:30","slug":"%ea%b3%bc%ed%95%99%eb%a6%ac%ed%8f%ac%ed%8a%b8-%ec%84%a0%ec%83%9d%eb%8b%98-%ec%a0%80-%eb%8b%ac%ec%97%90%ec%84%9c-%eb%9d%bc%ec%9d%b4%eb%b8%8c-%ec%bc%a4%ea%b2%8c%ec%9a%94-%ec%9a%b0","status":"publish","type":"post","link":"http:\/\/www.starsea.co.kr\/?p=2950","title":{"rendered":"[\uacfc\ud559\ub9ac\ud3ec\ud2b8] “\uc120\uc0dd\ub2d8, \uc800 \ub2ec\uc5d0\uc11c \ub77c\uc774\ube0c \ucf24\uac8c\uc694!”\u2026 \uc6b0\uc8fc \uc720\ud29c\ubc84, ‘\uae30\uc220\uc801’\uc73c\ub860 \uac00\ub2a5\ud558\ub2e4!"},"content":{"rendered":"
\n
\"\"
25\ub144 11\uc6d4 \ucd2c\uc601\ub41c \ub2ec\uc758 \ubaa8\uc2b5 \/\uc5b4\ub9b0\uc774\ucc9c\ubb38\ub300 \uc54c\uace8\uc324<\/figcaption><\/figure>\n<\/div>\n\n\n

“\ub9cc\uc57d \ub108\ud76c\ub4e4\uc774 \uc9c0\uae08 \ub2ec\uc5d0 \uac00\uac8c \ub41c\ub2e4\uba74 \ubb58 \ud558\uace0 \uc2f6\uc5b4?”
“\uc120\uc0dd\ub2d8, \uc800 \ub2ec\uc5d0\uc11c \ub77c\uc774\ube0c \ucf24\uac8c\uc694!”<\/em><\/p>\n\n\n\n

\ucd5c\uadfc \ucc9c\ubb38\ub300 \uc218\uc5c5(\ud14c\ub9c8\uacfc\uc815 ‘\uac08\ub9b4\ub808\uc774’\ubc18 \ud559\uc0dd) \uc911 \ub098\uc628 \ud559\uc0dd\uc758 \ub2f9\ucc2c \ud3ec\ubd80\ub2e4. \uacfc\uc5f0 \ub2ec\uc5d0\uc11c\uc758 \ub77c\uc774\ube0c \ubc29\uc1a1, \uc2e4\ud604 \uac00\ub2a5\uc131\uc774 \uc788\uc744\uae4c? \uacb0\ub860\ubd80\ud130 \ub9d0\ud558\uc790\uba74 \ud560 \uc218’\ub294’ \uc788\ub2e4. \ud558\uc9c0\ub9cc \uc6b0\ub9ac\uac00 \uc9d1\uc5d0\uc11c \ud558\ub294, \ud578\ub4dc\ud3f0\ub9cc \uc788\uc73c\uba74 \ub418\ub294 \ubc29\uc1a1\uacfc\ub294 \ucc28\uc6d0\uc774 \ub2e4\ub978 \uc900\ube44\ubb3c\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n

\ud1b5\uc2e0\uc740 \uc804\ud30c \ub300\uc2e0 ‘\ub808\uc774\uc800’\ub85c<\/h3>\n\n\n
\n
\"\"
LCRD \ubaa8\uc2dd\ub3c4 \/NASA<\/figcaption><\/figure>\n<\/div>\n\n\n

\uba3c\uc800 \uac00\uc7a5 \ud070 \uc219\uc81c\ub294 \uc778\ud130\ub137 \uc5f0\uacb0\uc774\ub2e4. \ub2ec\uc5d0\ub294 \ud1b5\uc2e0 \uae30\uc9c0\uad6d\uc774 \uc5c6\ub2e4. \ub530\ub77c\uc11c \uc9c0\uad6c\ub85c \ub370\uc774\ud130\ub97c \uc3d8\uc544 \uc62c\ub9b4 \ud2b9\uc218 \uc7a5\ube44\uac00 \ud544\uc694\ud558\ub2e4. \ucd5c\uadfc NASA\uac00 \uc131\uacf5\ud55c ‘\uad11\ud559 \ub808\uc774\uc800 \ud1b5\uc2e0(LCRD)’<\/strong> \uae30\uc220\uc774 \ud574\ub2f5\uc774\ub2e4. \uc804\ud30c\uac00 \uc544\ub2cc \ub808\uc774\uc800\ub97c \uc774\uc6a9\ud574 \ub370\uc774\ud130\ub97c \uc8fc\uace0\ubc1b\ub294\ub370, \uc804\ud30c\ubcf4\ub2e4 \uc804\uc1a1 \ud6a8\uc728\uc774 \uc555\ub3c4\uc801\uc774\ub77c 4K \uace0\ud654\uc9c8 \uc601\uc0c1\ub3c4 \ucda9\ubd84\ud788 \ubcf4\ub0bc \uc218 \uc788\ub2e4. \uc989, ‘\uc6b0\uc8fc\uc6a9 \ubb34\uc120 \uacf5\uc720\uae30’ \ub300\uc2e0 \ub808\uc774\uc800 \ubc1c\uc0ac\uae30\ub97c \ub4f1\uc5d0 \uba54\uace0, \uc5b4\uca4c\uba74 \ubc29\uc1a1\uc744 \uc704\ud574 \uae30\uc9c0\ub97c \uac74\uc124\ud55c \ud6c4\uc5d0 \ubc29\uc1a1\ud560 \uc218 \uc788\ub294 \uc148\uc774\ub2e4.<\/p>\n\n\n\n

\uc2dc\uccad\uc790\uc640\uc758 \uc18c\ud1b5? \uac15\uc81c\ub85c 2.56\ucd08 \ub300\uae30<\/h3>\n\n\n\n

\ubc29\uc1a1\uc744 \ucf30\ub2e4\uace0 \ub05d\uc774 \uc544\ub2c8\ub2e4. \uac00\uc7a5 \ud070 \ubb38\uc81c\ub294 2.56\ucd08\uc758 \uc2dc\ucc28<\/strong>\ub2e4. \ube5b\uc758 \uc18d\ub3c4\ub294 \uc57d 300,000km\/s\uc778\ub370, \uc9c0\uad6c\uc640 \ub2ec\uc758 \uac70\ub9ac\uc778 \uc57d 384,400km\ub97c \uc655\ubcf5 \ud558\ub824\uba74 \ucd5c\uc18c 2.56\ucd08\uac00 \uc18c\uc694\ub41c\ub2e4.<\/p>\n\n\n\n

\n

384,400km \u00d7<\/strong> 2 \u00f7 300,000km\/s = \uc57d 2.56s<\/strong><\/p>\n<\/blockquote>\n\n\n\n

\uc2dc\uccad\uc790\uac00 “\ubc18\uac00\uc6cc\uc694!”\ub77c\uace0 \ucc44\ud305\uc744 \uce58\uba74, \uc720\ud29c\ubc84\ub294 \ucd5c\uc18c 2.56\ucd08\uac00 \uc9c0\ub098\uc57c \ub2f5\ubcc0 \ud560 \uc218 \uc788\ub2e4. ‘\ud2f0\ud0a4\ud0c0\uce74’\uac00 \uc0dd\uba85\uc778 \ub77c\uc774\ube0c \ubc29\uc1a1\uc5d0\uc11c \uc774 \uba48\ucda4 \ud604\uc0c1\uc740 \uce58\uba85\uc801\uc774\ub2e4. \ube60\ub978 \uc778\ud130\ub137 \uc18d\ub3c4\uc5d0 \uc775\uc219\ud55c \ud55c\uad6d\uc778 \uc2dc\uccad\uc790\ub77c\uba74 “\ub809 \uac78\ub9b0 \uac70 \uc544\ub2c8\ub0d0” \ub610\ub294 “\ub0b4 \ub2f5\ubcc0\uc774 \ubb34\uc2dc\ub410\ub2e4”\uba70 \ubc29\uc1a1\uc744 \uaebc\ubc84\ub9b4\uc9c0\ub3c4 \ubaa8\ub978\ub2e4.<\/p>\n\n\n\n

\ubc30\ud130\ub9ac \ud3ed\ubc1c\uc8fc\uc758! \uadf9\ud55c\uc758 \ud658\uacbd<\/h3>\n\n\n\n

\uc7a5\ube44 \uad00\ub9ac\ub3c4 \uace0\uc5ed\uc774\ub2e4. \ub2ec\uc758 \ub0ae\uc740 \uc601\uc0c1 120\ub3c4\ub97c \ub118\ub098\ub4e0\ub2e4. \uc2a4\ub9c8\ud2b8\ud3f0\uc744 \ub4e4\uace0 \ubc29\uc1a1\ud558\ub2e4\uac04 1\ubd84\ub3c4 \uc548 \ub3fc\uc11c ‘\uc628\ub3c4 \uacbd\uace0’\uac00 \ub728\uba70 \uaebc\uc9c8 \ud655\ub960\uc774 \ub192\ub2e4. \ubc24\uc5d0\ub294 \uc601\ud558 130\ub3c4\uae4c\uc9c0 \ub5a8\uc5b4\uc9c4\ub2e4. \uc2a4\ub9c8\ud2b8\ud3f0\uc5d0 \uc77c\ubc18\uc801\uc73c\ub85c \ub4e4\uc5b4\uac00\ub294 \ub9ac\ud2ac \ubc30\ud130\ub9ac\ub294 \uc774\ub7ec\ud55c \uadf9\ud55c\uc758 \uc800\uc628\uc744 \uacac\ub514\uc9c0 \ubabb\ud55c\ub2e4. \uacb0\uad6d \uace0\uc131\ub2a5 \uc628\ub3c4 \uc870\uc808 \uc7a5\uce58\uac00 \uc7a5\ucc29\ub41c \ud2b9\uc218 \uce74\uba54\ub77c\uac00 \ud544\uc218\uc801\uc774\ub2e4. <\/p>\n\n\n

\n
\"\"
1969\ub144 \uc544\ud3f4\ub85c 11\ud638\uac00 \ub2ec\uc5d0 \ucc29\ub959\ud588\uc744 \ub54c \uc1a1\ucd9c\ub41c \ub2ec \ub77c\uc774\ube0c \ubc29\uc1a1<\/figcaption><\/figure>\n<\/div>\n\n\n

\ub2ec \ub77c\uc774\ube0c\ub294 \ucc9c\ubb38\ud559\uc744 \uc0ac\ub791\ud558\ub294 \uc544\uc774\ub4e4\uc758 \uafc8\uc774\uc9c0\ub9cc, \uc2e4\uc2dc\uac04 \uc18c\ud1b5\ubcf4\ub2e4\ub294 ‘\ub179\ud654 \ubc29\uc1a1’\uc5d0 \uac00\uae4c\uc6b4 \uc778\ub0b4\uc2ec\uc774 \ud544\uc694\ud560 \uac83\uc774\ub2e4. \uc120\uc0dd\ub2d8\uc740 \uc751\uc6d0\ud558\uace0 \uc2f6\uc5c8\ub2e4. \ud558\uc9c0\ub9cc \ub2f5\ubcc0\uc740 \uc5b4\uca54 \uc218 \uc5c6\uc774 “\uc774\ub7ec\uc774\ub7ec\ud55c \uc774\uc720 \ub54c\ubb38\uc5d0 \uc9c0\uae08 \ub2f9\uc7a5\uc740 \ud560 \uc218 \uc5c6\ub2e4.”\ub294 \ub9d0\uc774\uc5c8\ub2e4. \ubbf8\ub798\uc5d0 \ubaa8\ub4e0 \uc7a5\ube44\uac00 \uac16\ucdb0\uc9c0\ub294 \ub0a0\uc774 \uc628\ub2e4\uba74 \uaf2d \ub77c\uc774\ube0c \ubc29\uc1a1\uc744 \ucf1c \uc8fc\uae38 \ubc14\ub780\ub2e4. 2.56\ucd08\uc758 \uc9c0\uc5f0 \uc815\ub3c4\uc57c \uc120\uc0dd\ub2d8\ub4e4\uc740 \uae30\ub2e4\ub9b4 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n

\ucc38\uace0\uc790\ub8cc:
NASA \ub808\uc774\uc800 \ud1b5\uc2e0 \uc911\uacc4 \uc2dc\uc5f0(LCRD) – https:\/\/www.nasa.gov\/mission\/laser-communications-relay\/<\/a><\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

“\ub9cc\uc57d \ub108\ud76c\ub4e4\uc774 \uc9c0\uae08 \ub2ec\uc5d0 \uac00\uac8c \ub41c\ub2e4\uba74 \ubb58 \ud558\uace0 \uc2f6\uc5b4?”“\uc120\uc0dd\ub2d8, \uc800 \ub2ec\uc5d0\uc11c \ub77c\uc774\ube0c \ucf24\uac8c\uc694!” \ucd5c\uadfc \ucc9c\ubb38\ub300 \uc218\uc5c5(\ud14c\ub9c8\uacfc\uc815 ‘\uac08\ub9b4\ub808\uc774’\ubc18 \ud559\uc0dd) \uc911 \ub098\uc628 … <\/p>\n","protected":false},"author":1,"featured_media":2958,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,307],"tags":[839,68,838,32,837,832,829,85,831,841,836,833,842,834,835],"class_list":["post-2950","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-montlystory","category-307","tag-lcrd","tag-nasa","tag-838","tag-32","tag-837","tag-832","tag-829","tag-85","tag-831","tag-841","tag-836","tag-833","tag-842","tag-834","tag-835"],"_links":{"self":[{"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/2950","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2950"}],"version-history":[{"count":2,"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/2950\/revisions"}],"predecessor-version":[{"id":2959,"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/2950\/revisions\/2959"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=\/wp\/v2\/media\/2958"}],"wp:attachment":[{"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2950"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2950"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.starsea.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2950"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}