{"id":5396,"date":"2025-12-25T12:06:46","date_gmt":"2025-12-25T03:06:46","guid":{"rendered":"https:\/\/readtrends.com\/ko\/declining-star-formation-universe\/"},"modified":"2025-12-25T12:06:46","modified_gmt":"2025-12-25T03:06:46","slug":"declining-star-formation-universe","status":"publish","type":"post","link":"https:\/\/readtrends.com\/ko\/declining-star-formation-universe\/","title":{"rendered":"\uc6b0\uc8fc\uc5d0\ub294 \uc0c8\ub85c\uc6b4 \ubcc4\uc758 \ud0c4\uc0dd\uc774 \uc810\uc810 \uc904\uc5b4\ub4e4\uace0 \uc788\ub098?"},"content":{"rendered":"<article>\n<h2>\ud575\uc2ec \uc694\uc57d<\/h2>\n<p>\ucc9c\ubb38\ud559 \uc5f0\uad6c\ub4e4\uc740 \uc6b0\uc8fc \uc804\uccb4\uc5d0\uc11c \uc0c8\ub85c\uc6b4 \ubcc4\uc774 \ub9cc\ub4e4\uc5b4\uc9c0\ub294 \uc18d\ub3c4\uac00 \uc7a5\uae30\uc801\uc73c\ub85c \uac10\uc18c\ud558\uace0 \uc788\ub2e4\ub294 \uc99d\uac70\ub4e4\uc744 \ubaa8\uc73c\uace0 \uc788\ub2e4. \ud604\uc7ac \uc6b0\uc8fc\uc5d0\ub294 \ucd5c\ub300 \uc57d 10^24\uac1c\uc758 \ubcc4\uc774 \uc874\uc7ac\ud558\uc9c0\ub9cc, \ucd5c\uadfc \uad00\uce21\uacfc \ubd84\uc11d\uc740 \ubcc4 \uc0dd\uc131\ub960\uc774 \ucd5c\uace0\uc870\ub97c \uc9c0\ub09c \ub4a4 \uc810\ucc28 \ub0ae\uc544\uc9c0\uace0 \uc788\uc74c\uc744 \uc2dc\uc0ac\ud55c\ub2e4. \uc720\ub7fd\uc6b0\uc8fc\uad6d\uc758 \uc720\ud074\ub9ac\ub4dc \uc790\ub8cc\uc640 \ud5c8\uc15c\uc758 \uad00\uce21\uc744 \uc774\uc6a9\ud55c \ubd84\uc11d\uc740 \uc740\ud558\uc758 \uba3c\uc9c0 \uc628\ub3c4\uc640 \ubcc4\uc0dd\uc131 \uc9c0\ud45c\uac00 \uc218\uc2ed\uc5b5 \ub144\uc5d0 \uac78\uccd0 \ud558\uac15\ud588\ub2e4\uace0 \ubcf4\uace0\ud55c\ub2e4. \ub2e4\ub9cc \uc774\ub7f0 \uacb0\uacfc\uc758 \ud574\uc11d\uacfc \ubbf8\ub798 \uc608\uce21\uc5d0\ub294 \uacf5\uac1c \uc804 \uc5f0\uad6c\uc758 \ub3d9\ub8cc\uc2ec\uc0ac \uc0c1\ud0dc\uc640 \uc7a5\uae30 \uc678\uc0bd\uc758 \ubd88\ud655\uc2e4\uc131\uc774 \ub0a8\uc544 \uc788\ub2e4.<\/p>\n<h2>\ud575\uc2ec \uc0ac\uc2e4<\/h2>\n<ul>\n<li>\uc6b0\uc8fc\uc758 \ub098\uc774\ub294 \uc57d 138\uc5b5 \ub144\uc774\uba70, \ud604\uc7ac \uc6b0\uc8fc\uc5d0\ub294 \ucd5c\ub300 \uc57d 10^24\uac1c\uc758 \ubcc4\uc774 \uc874\uc7ac\ud558\ub294 \uac83\uc73c\ub85c \ucd94\uc815\ub41c\ub2e4.<\/li>\n<li>\uc8fc\uacc4\uc5f4\uc131\uc740 \uc6b0\uc8fc \uc804\uccb4 \ubcc4\uc758 \uc57d 90%\ub97c \ucc28\uc9c0\ud558\uba70 \uc9c8\ub7c9\uc740 \ud0dc\uc591\uc758 0.1\ubc30\uc5d0\uc11c 200\ubc30\uae4c\uc9c0 \ub2e4\uc591\ud558\ub2e4.<\/li>\n<li>2013\ub144 \uc5f0\uad6c\ub294 \uacfc\uac70\uc640 \ud604\uc7ac, \ubbf8\ub798\uc5d0 \uc874\uc7ac\ud560 \ubaa8\ub4e0 \ubcc4\uc758 \uc57d 95%\uac00 \uc774\ubbf8 \ud0c4\uc0dd\ud588\uc744 \uac00\ub2a5\uc131\uc744 \uc81c\uae30\ud588\ub2e4.<\/li>\n<li>\uc740\ud558\ub4e4\uc758 \ubcc4 \ud615\uc131 \ud65c\ub3d9\uc740 &#8216;\uc6b0\uc8fc \uc815\uc624'(\uc57d 100\uc5b5 \ub144 \uc804)\uc5d0 \uc815\uc810\uc744 \ucc0d\uc740 \ub4a4 \uac10\uc18c \ucd94\uc138\ub97c \ubcf4\uc600\ub2e4.<\/li>\n<li>\uc720\ud074\ub9ac\ub4dc \uad00\uce21\uc744 \ud3ec\ud568\ud55c \ucd5c\uadfc \uc5f0\uad6c\ub294 260\ub9cc \uac1c\uac00 \ub118\ub294 \uc740\ud558\ub97c \ubd84\uc11d\ud574, \uc740\ud558\uc758 \uc2a4\ud0c0\ub354\uc2a4\ud2b8(\uc6b0\uc8fc\uc9c4) \uc628\ub3c4\uac00 \uc2dc\uac04\uc774 \uc9c0\ub098\uba70 \ub0ae\uc544\uc84c\uc74c\uc744 \ubcf4\uace0\ud588\ub2e4.<\/li>\n<li>\uc81c\uc784\uc2a4\uc6f9 \uc6b0\uc8fc\ub9dd\uc6d0\uacbd\uc740 \uc6b0\ub9ac\uc740\ud558\uc5d0\uc11c \ub098\uc774 130\uc5b5 \ub144 \uc774\uc0c1\uc73c\ub85c \ucd94\uc815\ub418\ub294 \ubcc4 3\uac1c\ub97c \ud655\uc778\ud55c \ubc14 \uc788\ub2e4.<\/li>\n<li>\uc5f0\uad6c\uc790\ub4e4\uc740 \uc55e\uc73c\ub85c 10\uc870~100\uc870 \ub144(10^13~10^14\ub144) \ub3d9\uc548\uc740 \uc5ec\uc804\ud788 \uc0c8 \ubcc4\uc774 \uc0dd\uaca8\ub0a0 \uac83\uc73c\ub85c \ubcf4\uc9c0\ub9cc, &#8216;\ub300 \ub3d9\uacb0'(Big Freeze)\uc758 \uac00\ub2a5\uc131\uc740 \ud6e8\uc52c \ub354 \uba3c \ubbf8\ub798(\uc77c\ubd80 \ucd94\uc0b0\uc5d0\uc11c\ub294 ~10^78\ub144)\ub85c \uc608\uce21\ub41c\ub2e4.<\/li>\n<\/ul>\n<h2>\uc0ac\uac74 \ubc30\uacbd<\/h2>\n<p>\ubcc4\uc740 \uc131\uc6b4\uc774\ub77c\uace0 \ubd88\ub9ac\ub294 \uac70\ub300\ud55c \uac00\uc2a4\u00b7\uba3c\uc9c0 \uad6c\ub984\uc5d0\uc11c \uc911\ub825 \uc218\ucd95\uc744 \ud1b5\ud574 \ud0c4\uc0dd\ud55c\ub2e4. \uc218\uc18c\uac00 \uc911\uc2ec\ubd80\uc5d0\uc11c \ucda9\ubd84\ud788 \uc555\ucd95\ub418\uc5b4 \ud575\uc735\ud569\uc774 \uc2dc\uc791\ub418\uba74 \ube5b\uacfc \uc5f4\uc744 \ub0b4\uba70 \uc8fc\uacc4\uc5f4\uc131 \ub2e8\uacc4\uc5d0 \ub4e4\uc5b4\uac04\ub2e4. \uc8fc\uacc4\uc5f4\uc131\uc758 \uc218\uba85\uacfc \ucd5c\ud6c4 \uc6b4\uba85\uc740 \uc9c8\ub7c9\uc5d0 \ub530\ub77c \ud06c\uac8c \ub2ec\ub77c\uc838, \ud0dc\uc591\uacfc \uac19\uc740 \uc800\uc9c8\ub7c9 \ubcc4\uc740 \uc218\uc2ed\uc5b5 \ub144\uc5d0 \uac78\uccd0 \uc11c\uc11c\ud788 \uc18c\uba78\ud558\uace0, \uc9c8\ub7c9\uc774 \ud070 \ubcc4\uc740 \ucd08\uc2e0\uc131 \ud3ed\ubc1c\ub85c \uadf9\uc801\uc778 \ubcc0\ud654\ub97c \uacaa\ub294\ub2e4.<\/p>\n<p>\ucc9c\ubb38\ud559\uc790\ub4e4\uc740 \uad00\uce21 \uac00\ub2a5\ud55c \uc6b0\uc8fc\uc758 \ub2e4\uc591\ud55c \uc2dc\ub300\ub97c \ube44\uad50\ud574 \ubcc4 \ud615\uc131 \uc5ed\uc0ac(Star Formation History)\ub97c \ubcf5\uc6d0\ud574 \uc654\ub2e4. \uad00\uce21 \uc9c0\ud45c\ub85c\ub294 \uc740\ud558\uc758 \uc801\uc678\uc120\u00b7\uc11c\ube0c\ubc00\ub9ac\ubbf8\ud130 \ubc29\uc0ac, \uc2a4\ud0c0\ub354\uc2a4\ud2b8 \uc628\ub3c4, \ubc29\ucd9c\uc120 \uc138\uae30 \ub4f1\uc774 \uc0ac\uc6a9\ub41c\ub2e4. \ud2b9\ud788 \uba3c \uc801\uc678\uc120\uc5d0\uc11c\uc758 \ubc29\ucd9c\uc740 \uc80a\uace0 \ud070 \ubcc4\ub4e4\uc774 \uac00\uc5f4\ud55c \uba3c\uc9c0\uc758 \uc5f4\ubcf5\uc0ac\ub97c \ud1b5\ud574 \ubcc4 \ud615\uc131\ub960\uc744 \ucd94\uc815\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud55c\ub2e4.<\/p>\n<h2>\uc8fc\uc694 \uc0ac\uac74<\/h2>\n<p>\ucd5c\uadfc \uc720\ud074\ub9ac\ub4dc\uc640 \ud5c8\uc15c \uad00\uce21\uc744 \uacb0\ud569\ud55c \ubd84\uc11d\uc5d0\uc11c \uc5f0\uad6c\uc9c4\uc740 \uc740\ud558\ub4e4\uc758 \uba3c\uc9c0 \uc628\ub3c4\uac00 \uc218\uc2ed\uc5b5 \ub144 \ub3d9\uc548 \uc804\ubc18\uc801\uc73c\ub85c \ub0ae\uc544\uc84c\ub2e4\ub294 \uacb0\uacfc\ub97c \uc5bb\uc5c8\ub2e4. \uc774\ub4e4\uc740 \ube60\ub974\uac8c \ubcc4\uc744 \ub9cc\ub4e4\uc5b4\ub0b4\ub294 \uc740\ud558\uc77c\uc218\ub85d \ub354 \ub728\uac70\uc6b4 \uba3c\uc9c0\ub97c \uac00\uc9c0\uba70, \uc2dc\uac04\uc5d0 \ub530\ub77c \uadf8\ub7ec\ud55c \ub728\uac70\uc6b4 \uc740\ud558\uc758 \ube44\uc728\uc774 \uc904\uc5b4\ub4e0\ub2e4\uace0 \uc124\uba85\ud55c\ub2e4. \ubd84\uc11d \ub300\uc0c1\uc5d0\ub294 \uc57d 260\ub9cc \uac1c\uc758 \uc740\ud558\uac00 \ud3ec\ud568\ub418\uc5c8\ub2e4.<\/p>\n<p>\uc5f0\uad6c \uacf5\ub3d9\uc800\uc790\uc778 \ube0c\ub9ac\ud2f0\uc2dc\uceec\ub7fc\ube44\uc544\ub300 \ub354\uae00\ub7ec\uc2a4 \uc2a4\ucf67 \uad50\uc218\ub294 \uc740\ud558\ub4e4\uc774 \uac00\uc2a4\ub97c \ubcc4\ub85c \uc804\ud658\ud558\ub294 \uc18d\ub3c4\uac00 \uc810\uc810 \ub5a8\uc5b4\uc9c0\uace0 \uc788\ub2e4\uace0 \ub9d0\ud588\ub2e4. \uadf8\ub294 \uc720\ud074\ub9ac\ub4dc\uac00 \ub9cc\ub4e0 3\ucc28\uc6d0 \uc6b0\uc8fc \uc9c0\ub3c4 \ub355\ubd84\uc5d0 \ub2e4\uc591\ud55c \uc740\ud558 \uc720\ud615\uacfc \ud658\uacbd\uc5d0\uc11c\uc758 \ubcc4 \ud615\uc131 \ud2b9\uc131\uc744 \ub300\uaddc\ubaa8\ub85c \ube44\uad50\ud560 \uc218 \uc788\uc5c8\ub2e4\uace0 \uc124\uba85\ud588\ub2e4.<\/p>\n<p>\uacfc\uac70 2013\ub144 \uc5f0\uad6c(\uc8fc\uc800\uc790 \ub370\uc774\ube44\ub4dc \uc18c\ube0c\ub784)\ub294 \uad00\uce21\ub41c \ubcc4 \ud615\uc131 \ud65c\ub3d9\uc744 \ubc14\ud0d5\uc73c\ub85c \ubaa8\ub4e0 \uc2dc\ub300\ub97c \ud569\uc0b0\ud588\uc744 \ub54c \uc804\uccb4 \ubcc4\uc758 \uc57d 95%\uac00 \uc774\ubbf8 \ud0c4\uc0dd\ud588\uc744 \uac00\ub2a5\uc131\uc744 \uc81c\uc2dc\ud588\ub2e4. \uc774\ub294 \ud604\uc7ac \uc6b0\uc8fc\uac00 &#8216;\ub299\uc740 \ubcc4&#8217;\uc774 \uc9c0\ubc30\ud558\ub294 \uc0c1\ud0dc\uc5d0 \uac00\uae5d\ub2e4\ub294 \ud574\uc11d\uc744 \ub0b3\uc558\ub2e4. \ub2e4\ub9cc \uc774 \uc218\uce58\ub294 \uad00\uce21 \ud55c\uacc4\uc640 \ubcf4\uc815 \ubc29\uc2dd\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c8 \uc218 \uc788\ub2e4.<\/p>\n<h2>\ubd84\uc11d \ubc0f \uc758\ubbf8<\/h2>\n<p>\ubcc4 \uc0dd\uc131\ub960\uc758 \uc7a5\uae30\uc801 \uac10\uc18c\ub294 \uc740\ud558 \uc9c4\ud654\uc640 \uc6b0\uc8fc \uac70\uc2dc\uc801 \uc5d0\ub108\uc9c0\u00b7\ubb3c\uc9c8 \ubd84\ud3ec\uc758 \ubcc0\ud654\uc640 \uc9c1\uacb0\ub41c\ub2e4. \uc740\ud558 \ub0b4\ubd80\uc758 \uac00\uc2a4 \uacf5\uae09\uc774 \uace0\uac08\ub418\uac70\ub098 \uac00\uc2a4\uac00 \ub728\uac70\uc6cc\uc838 \ubcc4 \ud615\uc131\uc5d0 \ube44\ud6a8\uc728\uc801\uc774\uba74, \uc740\ud558\ub294 \uc810\ucc28 &#8216;\uc801\uc0c9 \ubc0f \uc0ac\uc77c\ub7f0\ud2b8&#8217;\ud55c \uc0c1\ud0dc\ub85c \uc774\ub3d9\ud55c\ub2e4. \uc774\ub7ec\ud55c \ubcc0\ud654\ub294 \uc740\ud558 \ucda9\ub3cc, \ud65c\ubc1c\ud55c \ud65c\ub3d9\uc744 \ud558\ub294 \uc911\uc2ec \ube14\ub799\ud640\uc758 \ud53c\ub4dc\ubc31, \ub610\ub294 \uc8fc\ubcc0 \ub300\uaddc\ubaa8 \uad6c\uc870\uc758 \uc601\ud5a5\uc73c\ub85c \uac00\uc18d\ub420 \uc218 \uc788\ub2e4.<\/p>\n<p>\uc2a4\ud0c0\ub354\uc2a4\ud2b8 \uc628\ub3c4\uc758 \ud558\uac15\uc740 \uc0c1\ub300\uc801\uc73c\ub85c \uace0\uc9c8\ub7c9\u00b7\uace0\uc628\uc758 \uc80a\uc740 \ubcc4 \ube44\uc911\uc774 \uc904\uc5c8\uc74c\uc744 \uc2dc\uc0ac\ud55c\ub2e4. \uace0\uc9c8\ub7c9 \ubcc4\uc774 \uc904\uc5b4\ub4e4\uba74 \ucd08\uc2e0\uc131\uc73c\ub85c \uc778\ud55c \ubb34\uac70\uc6b4 \uc6d0\uc18c\uc758 \uc7ac\ubd84\ubc30\ub3c4 \ubcc0\ud558\uba70, \uc774\ub294 \ud5a5\ud6c4 \ubcc4 \uc138\ub300\uc758 \ud654\ud559\uc801 \uc870\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\ub2e4. \uacb0\uad6d \ud55c \uc138\ub300\uac00 \ub0a8\uae34 &#8216;\uac74\ucd95 \uc790\uc7ac&#8217;\uc758 \uc9c8\uc774 \ub0ae\uc544\uc9c0\uba74 \uc0c8 \ubcc4\uc758 \uc9c8\uc801 \ud2b9\uc9d5\ub3c4 \ub2ec\ub77c\uc9c4\ub2e4.<\/p>\n<p>\uc7a5\uae30 \uc608\uce21\uc5d0\ub294 \ubcf8\uc9c8\uc801\uc73c\ub85c \uc678\uc0bd\uc758 \uc704\ud5d8\uc774 \ub530\ub978\ub2e4. \ud604\uc7ac \uad00\uce21\uc740 \uc218\uc2ed\uc5b5~\uc218\uc870 \ub144 \ub2e8\uc704\uc758 \ucd94\uc138\ub97c \ubc1d\ud788\ub294 \ub370 \uc720\uc6a9\ud558\uc9c0\ub9cc, 10^13~10^78\ub144 \uac19\uc740 \uadf9\ub2e8\uc801 \ubbf8\ub798\ub97c \ub17c\ud560 \ub54c\uc5d0\ub294 \uc6b0\uc8fc \ud33d\ucc3d\ub960, \uc554\ud751\uc5d0\ub108\uc9c0\uc758 \uc131\uc9c8, \uc740\ud558 \uac04 \uc0c1\ud638\uc791\uc6a9\uc758 \ub204\uc801 \ud6a8\uacfc \ub4f1 \uc5ec\uc804\ud788 \ubbf8\uc9c0\uc758 \uc694\uc18c\ub4e4\uc774 \uacb0\uacfc\ub97c \uc88c\uc6b0\ud55c\ub2e4. \ub530\ub77c\uc11c &#8216;\ubcc4 \ud0c4\uc0dd\uc758 \uc885\ub9d0&#8217;\uc774\ub77c\ub294 \ud45c\ud604\uc740 \uc2dc\uac04 \ucc99\ub3c4\uc640 \uc870\uac74\uc744 \uba85\ud655\ud788 \ud560 \ud544\uc694\uac00 \uc788\ub2e4.<\/p>\n<h2>\ube44\uad50 \ubc0f \ub370\uc774\ud130<\/h2>\n<figure><figcaption>\uc8fc\uc694 \uc218\uce58 \ube44\uad50(\uc694\uc57d)<\/figcaption><table>\n<thead>\n<tr>\n<th>\ud56d\ubaa9<\/th>\n<th>\uac12\/\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc6b0\uc8fc \ub098\uc774<\/td>\n<td>\uc57d 138\uc5b5 \ub144<\/td>\n<\/tr>\n<tr>\n<td>\ucd94\uc815 \ubcc4 \uc218<\/td>\n<td>\ucd5c\ub300 \uc57d 10^24\uac1c<\/td>\n<\/tr>\n<tr>\n<td>\uc720\ud074\ub9ac\ub4dc \ubd84\uc11d \ub300\uc0c1 \uc740\ud558<\/td>\n<td>\uc57d 260\ub9cc \uac1c<\/td>\n<\/tr>\n<tr>\n<td>\uacfc\uac70 \ubcc4 \ud615\uc131 \uc815\uc810<\/td>\n<td>\uc57d 100\uc5b5 \ub144 \uc804(\uc6b0\uc8fc \uc815\uc624)<\/td>\n<\/tr>\n<tr>\n<td>\uc7a5\uae30 \ubcc4 \uc0dd\uc131 \uc9c0\uc18d \ucd94\uc815<\/td>\n<td>\uc57d 10^13~10^14\ub144<\/td>\n<\/tr>\n<tr>\n<td>\ub300 \ub3d9\uacb0(\uc77c\ubd80 \ucd94\uc0b0)<\/td>\n<td>~10^78\ub144<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\uc704 \ud45c\ub294 \uad00\uce21\u00b7\uc5f0\uad6c\uc5d0\uc11c \uc790\uc8fc \uc778\uc6a9\ub418\ub294 \uc218\uce58\ub4e4\uc744 \uc815\ub9ac\ud55c \uac83\uc73c\ub85c, \uac01 \uac12\uc740 \uce21\uc815 \ubc29\ubc95\uacfc \ubcf4\uc815\uc5d0 \ub530\ub77c \ubc94\uc704\uac00 \uc874\uc7ac\ud55c\ub2e4. \ud2b9\ud788 \uc7a5\uae30 \uc2dc\uac04\ucd94\uc815\uc740 \uc774\ub860\uc801 \uac00\uc815\uacfc \uc678\uc0bd\uc5d0 \ud06c\uac8c \uc758\uc874\ud55c\ub2e4\ub294 \uc810\uc744 \uc5fc\ub450\uc5d0 \ub46c\uc57c \ud55c\ub2e4.<\/p>\n<h2>\ubc18\uc751 \ubc0f \uc778\uc6a9<\/h2>\n<blockquote>\n<p>&#8220;\uc774\ubbf8 \ubcc4 \uc0dd\uc131\uc758 \uc815\uc810\uc740 \ud6e8\uc52c \uc9c0\ub0ac\ub2e4.&#8221;<\/p>\n<p><cite>\ub354\uae00\ub7ec\uc2a4 \uc2a4\ucf67(\ube0c\ub9ac\ud2f0\uc2dc\uceec\ub7fc\ube44\uc544\ub300 \uc6b0\uc8fc\ub860 \uad50\uc218, \uc5f0\uad6c \uacf5\ub3d9\uc800\uc790)<\/cite><\/p><\/blockquote>\n<p>\uc2a4\ucf67 \uad50\uc218\ub294 \uc720\ud074\ub9ac\ub4dc\uc640 \ud5c8\uc15c \uc790\ub8cc\ub97c \uacb0\ud569\ud55c \ub300\uaddc\ubaa8 \ubd84\uc11d\uc744 \uadfc\uac70\ub85c \uc740\ud558\ub4e4\uc758 \ubcc4 \ud615\uc131 \uc18d\ub3c4\uac00 \uc7a5\uae30\uc801\uc73c\ub85c \uac10\uc18c\ud558\uace0 \uc788\ub2e4\uace0 \uc124\uba85\ud588\ub2e4. \uadf8\ub294 \ud2b9\ud788 \uba3c\uc9c0 \uc628\ub3c4\ub77c\ub294 \uad00\uce21 \uc9c0\ud45c\uac00 \uc2dc\uac04\uc5d0 \ub530\ub77c \ub5a8\uc5b4\uc9c4 \uc810\uc744 \uadfc\uac70\ub85c \uc81c\uc2dc\ud588\ub2e4.<\/p>\n<blockquote>\n<p>&#8220;\uc6b0\ub9ac\uac00 \uc0ac\ub294 \ud604 \uc6b0\uc8fc\ub294 \uc624\ub798\ub41c \ubcc4\ub4e4\uc774 \uc9c0\ubc30\ud558\ub294 \uc0c1\ud0dc\uc784\uc774 \ubd84\uba85\ud558\ub2e4.&#8221;<\/p>\n<p><cite>\ub370\uc774\ube44\ub4dc \uc18c\ube0c\ub784(2013\ub144 \ubcc4 \ud615\uc131 \uc5f0\uad6c \uc8fc\uc800\uc790)<\/cite><\/p><\/blockquote>\n<p>\uc18c\ube0c\ub784\uc758 2013\ub144 \uc5f0\uad6c\ub294 \ubaa8\ub4e0 \uc2dc\ub300\ub97c \ud1b5\ud2c0\uc5b4 \uc0c8\ub85c \ud0c4\uc0dd\ud560 \ubcc4\uc758 \uc591\uc774 \uc774\ubbf8 \ub300\ubd80\ubd84 \uc774\ub8e8\uc5b4\uc84c\uc744 \uac00\ub2a5\uc131\uc744 \uc9c0\uc801\ud588\ub2e4. \uc774 \uacac\ud574\ub294 \uc774\ud6c4 \uad00\uce21 \ud655\uc7a5\uacfc \ubaa8\ub378 \ubcf4\uc815\uc73c\ub85c \ub354 \uc815\uad50\ud574\uc9c0\uace0 \uc788\ub2e4.<\/p>\n<blockquote>\n<p>&#8220;\uc6b0\uc8fc\uc758 \uc5d0\ub108\uc9c0 \ucd1d\ub7c9\uc740 \uc720\ud55c\ud558\uba70, \ud33d\ucc3d\uc774 \uacc4\uc18d\ub418\uba74 \uc7a5\uae30\uc801\uc73c\ub85c \uc5d0\ub108\uc9c0 \ubc00\ub3c4\ub294 \ud76c\ubc15\ud574\uc9c4\ub2e4.&#8221;<\/p>\n<p><cite>\uc6b0\uc8fc\ub860 \uc77c\ubc18 \uc774\ub860(\ud559\uacc4 \uc694\uc57d \ubc1c\uc5b8)<\/cite><\/p><\/blockquote>\n<p>\uc774 \uac19\uc740 \uae30\ucd08\uc801 \uc6b0\uc8fc\ub860\uc801 \ub9e5\ub77d\uc740 &#8216;\ub300 \ub3d9\uacb0&#8217; \uc2dc\ub098\ub9ac\uc624\uc758 \ub17c\ub9ac\uc801 \uae30\ubc18\uc744 \uc81c\uacf5\ud55c\ub2e4. \ub2e4\ub9cc \uad6c\uccb4\uc801 \uc2dc\uac04\ucc99\ub3c4\ub294 \uad00\uce21\uacfc \uc774\ub860\uc801 \uc804\uac1c\uc5d0 \ub530\ub77c \ud06c\uac8c \ub2ec\ub77c\uc9c4\ub2e4.<\/p>\n<aside>\n<details>\n<summary>\uc6a9\uc5b4\/\ubc29\ubc95\ub860<\/summary>\n<p>\uc2a4\ud0c0\ub354\uc2a4\ud2b8\ub294 \uc80a\uc740, \ud070 \ubcc4\ub4e4\uc774 \ubc29\ucd9c\ud558\ub294 \uc790\uc678\uc120\uc5d0 \uc758\ud574 \uac00\uc5f4\ub418\uc5b4 \uc801\uc678\uc120\uc5d0\uc11c \ubcf5\uc0ac\ud558\ub294 \ubbf8\uc138 \uc785\uc790\ub4e4\uc758 \uc9d1\ud569\uc744 \uc758\ubbf8\ud55c\ub2e4. \uba3c\uc9c0\uc758 \uc628\ub3c4\uc640 \uc801\uc678\uc120 \ubc1d\uae30\ub294 \uc740\ud558 \ub0b4 \ucd5c\uadfc(\uc218\ubc31\ub9cc~\uc218\uc5b5 \ub144 \uaddc\ubaa8)\uc758 \ubcc4 \ud615\uc131 \ud65c\ub3d9\uc744 \ubc18\uc601\ud558\ub294 \uc9c0\ud45c\ub85c \uc4f0\uc778\ub2e4. \uc720\ud074\ub9ac\ub4dc\uc640 \ud5c8\uc15c \uac19\uc740 \ub9dd\uc6d0\uacbd\uc740 \uc801\uc678\uc120\u00b7\uad11\ud559 \ub370\uc774\ud130\ub97c \uacb0\ud569\ud574 \uc740\ud558\uc758 \ubcc4 \ud615\uc131\ub960(SFR)\uacfc \uba3c\uc9c0 \ud2b9\uc131\uc744 \ucd94\uc815\ud55c\ub2e4. \uc774\ub7ec\ud55c \ucd94\uc815\uc5d0\ub294 \uba3c\uc9c0 \ud761\uc218\u00b7\uc7ac\ubc29\ucd9c \ubcf4\uc815, \uac70\ub9ac(\uc801\uc0c9\ud3b8\uc774) \ubcf4\uc815 \ub4f1\uc774 \ud3ec\ud568\ub41c\ub2e4.<\/p>\n<\/details>\n<\/aside>\n<h2>\ubd88\ud655\uc2e4\ud55c \ubd80\ubd84(Unconfirmed)<\/h2>\n<ul>\n<li>\uc720\ud074\ub9ac\ub4dc \uae30\ubc18 \ubd84\uc11d\uc758 \uc138\ubd80 \uacb0\uacfc \uc77c\ubd80\ub294 \ud604\uc7ac \ub3d9\ub8cc \uc2ec\uc0ac(\ud53c\uc5b4\ub9ac\ubdf0) \uacfc\uc815 \uc911\uc774\uba70, \ucd5c\uc885 \uacb0\ub860\uc740 \uc2ec\uc0ac \uacb0\uacfc\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c8 \uc218 \uc788\ub2e4.<\/li>\n<li>10^13~10^14\ub144, \ud639\uc740 10^78\ub144 \uac19\uc740 \uc7a5\uae30 \uc2dc\uac04\ucd94\uc815\uc740 \ud604 \uc774\ub860\uacfc \uad00\uce21\uc744 \uc678\uc0bd\ud55c \uac12\uc73c\ub85c \uc554\ud751\uc5d0\ub108\uc9c0\uc758 \ubcf8\uc9c8 \ub4f1 \ubbf8\uc9c0 \uc694\uc18c\uac00 \ubc1c\uacac\ub418\uba74 \ud06c\uac8c \uc218\uc815\ub420 \uc218 \uc788\ub2e4.<\/li>\n<li>\uc740\ud558 \ub0b4\ubd80\uc758 \uad6d\uc9c0\uc801 \ud53c\ub4dc\ubc31(\uc608: \uc911\uc2ec \ube14\ub799\ud640 \ud65c\ub3d9, \uad6d\ubd80\uc801 \ud658\uacbd \ubcc0\ud654)\uc774 \uc804\uccb4 \uc740\ud558 \uc9d1\ub2e8 \uc218\uc900\uc758 \ubcc4 \ud615\uc131 \ucd94\uc138\uc5d0 \ubbf8\uce58\ub294 \uc815\ub7c9\uc801 \uc601\ud5a5\uc740 \uc544\uc9c1 \uc644\uc804\ud788 \uaddc\uba85\ub418\uc9c0 \uc54a\uc558\ub2e4.<\/li>\n<\/ul>\n<h2>\ucd1d\ud3c9<\/h2>\n<p>\ud604\uc7ac \uad00\uce21\uacfc \ubd84\uc11d\uc740 \uc6b0\uc8fc \uc804\ubc18\uc758 \ubcc4 \ud615\uc131\ub960\uc774 \ucd5c\uace0\uc870\ub97c \uc9c0\ub09c \ub4a4 \uc7a5\uae30\uc801\uc73c\ub85c \uac10\uc18c\ud558\uace0 \uc788\uc74c\uc744 \uc77c\uad00\ub418\uac8c \uac00\ub9ac\ud0a8\ub2e4. \uc774\ub294 \uc740\ud558 \uc9c4\ud654, \ud654\ud559\uc801 \ud48d\ubd80\ub3c4 \ubd84\ud3ec, \ubbf8\ub798 \uc6b0\uc8fc \ud658\uacbd\uc5d0 \uc911\uc694\ud55c \uc601\ud5a5\uc744 \ubbf8\uce60 \uc804\ub9dd\uc774\ub2e4. \ub2e4\ub9cc &#8216;\ubcc4 \ud0c4\uc0dd\uc758 \uc885\ub9d0&#8217;\uc774\ub77c\ub294 \uacb0\ub860\uc740 \uc2dc\uac04 \ucc99\ub3c4\uc640 \uac00\uc815\uc5d0 \ub530\ub77c \ub9e4\uc6b0 \ub2ec\ub77c\uc9c0\ubbc0\ub85c, \ud45c\ud604\uc744 \uc815\ud655\ud788 \ud558\ub294 \uac83\uc774 \uc911\uc694\ud558\ub2e4.<\/p>\n<p>\ub2f9\uc7a5 \uc6b0\ub9ac \uc138\ub300\ub098 \uc778\ub958 \ubb38\uba85\uc5d0 \uc989\uac01\uc801\uc778 \uc601\ud5a5\uc740 \uc5c6\uc9c0\ub9cc, \uc774\ub7f0 \uc5f0\uad6c\ub294 \uc6b0\uc8fc\ub860\uacfc \uc740\ud558 \uc9c4\ud654 \ubaa8\ub378\uc744 \ubcf4\uc815\ud558\uace0 \uc7a5\uae30\uc801 \uc6b0\uc8fc\uc758 \uc6b4\uba85\uc5d0 \ub300\ud55c \uc774\ud574\ub97c \uc2ec\ud654\ud558\ub294 \ub370 \uae30\uc5ec\ud55c\ub2e4. \ud5a5\ud6c4 \uc720\ud074\ub9ac\ub4dc\uc640 \uc81c\uc784\uc2a4\uc6f9\uc744 \ud3ec\ud568\ud55c \ucd94\uac00 \uad00\uce21\uacfc \ub3d9\ub8cc\uc2ec\uc0ac \uc644\ub8cc\uac00 \uc774 \uc8fc\uc81c\uc758 \ubd88\ud655\uc2e4\uc131\uc744 \uc904\uc77c \uac83\uc774\ub2e4.<\/p>\n<h2>\ucd9c\ucc98<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.bbc.com\/korean\/articles\/cy4x1kry4w7o\" target=\"_blank\" rel=\"noopener\">BBC \ucf54\ub9ac\uc544(\uc5b8\ub860)<\/a><\/li>\n<li><a href=\"https:\/\/www.esa.int\/Science_Exploration\/Space_Science\/Euclid\" target=\"_blank\" rel=\"noopener\">ESA \uc720\ud074\ub9ac\ub4dc \ubbf8\uc158(\uacf5\uc2dd)<\/a><\/li>\n<li><a href=\"https:\/\/www.nasa.gov\/mission_pages\/webb\/main\/index.html\" target=\"_blank\" rel=\"noopener\">NASA \uc81c\uc784\uc2a4\uc6f9(\uacf5\uc2dd)<\/a><\/li>\n<\/ul>\n<\/article>\n","protected":false},"excerpt":{"rendered":"<p>\ud575\uc2ec \uc694\uc57d \ucc9c\ubb38\ud559 \uc5f0\uad6c\ub4e4\uc740 \uc6b0\uc8fc \uc804\uccb4\uc5d0\uc11c \uc0c8\ub85c\uc6b4 \ubcc4\uc774 \ub9cc\ub4e4\uc5b4\uc9c0\ub294 \uc18d\ub3c4\uac00 \uc7a5\uae30\uc801\uc73c\ub85c \uac10\uc18c\ud558\uace0 \uc788\ub2e4\ub294 \uc99d\uac70\ub4e4\uc744 \ubaa8\uc73c\uace0 \uc788\ub2e4. \ud604\uc7ac \uc6b0\uc8fc\uc5d0\ub294 \ucd5c\ub300 \uc57d 10^24\uac1c\uc758 \ubcc4\uc774 \uc874\uc7ac\ud558\uc9c0\ub9cc, \ucd5c\uadfc \uad00\uce21\uacfc \ubd84\uc11d\uc740 \ubcc4 \uc0dd\uc131\ub960\uc774 \ucd5c\uace0\uc870\ub97c \uc9c0\ub09c \ub4a4 \uc810\ucc28 \ub0ae\uc544\uc9c0\uace0 \uc788\uc74c\uc744 \uc2dc\uc0ac\ud55c\ub2e4. \uc720\ub7fd\uc6b0\uc8fc\uad6d\uc758 \uc720\ud074\ub9ac\ub4dc \uc790\ub8cc\uc640 \ud5c8\uc15c\uc758 \uad00\uce21\uc744 \uc774\uc6a9\ud55c \ubd84\uc11d\uc740 \uc740\ud558\uc758 \uba3c\uc9c0 \uc628\ub3c4\uc640 \ubcc4\uc0dd\uc131 \uc9c0\ud45c\uac00 \uc218\uc2ed\uc5b5 \ub144\uc5d0 \uac78\uccd0 \ud558\uac15\ud588\ub2e4\uace0 \ubcf4\uace0\ud55c\ub2e4. \ub2e4\ub9cc \uc774\ub7f0 \uacb0\uacfc\uc758 &#8230; <a title=\"\uc6b0\uc8fc\uc5d0\ub294 \uc0c8\ub85c\uc6b4 \ubcc4\uc758 \ud0c4\uc0dd\uc774 \uc810\uc810 \uc904\uc5b4\ub4e4\uace0 \uc788\ub098?\" class=\"read-more\" href=\"https:\/\/readtrends.com\/ko\/declining-star-formation-universe\/\" aria-label=\"\uc6b0\uc8fc\uc5d0\ub294 \uc0c8\ub85c\uc6b4 \ubcc4\uc758 \ud0c4\uc0dd\uc774 \uc810\uc810 \uc904\uc5b4\ub4e4\uace0 \uc788\ub098?\uc5d0 \ub300\ud574 \ub354 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uc138\uc694\">\ub354 \uc77d\uae30<\/a><\/p>\n","protected":false},"author":1,"featured_media":5387,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"\uc6b0\uc8fc \ubcc4 \ud0c4\uc0dd \uac10\uc18c\uc758 \uc0ac\uc2e4\uacfc \uc804\ub9dd - \ub274\uc2a4\uc778\uc0ac\uc774\ud2b8","rank_math_description":"\uad00\uce21\uacfc \ubd84\uc11d\uc740 \uc6b0\uc8fc \uc804\ubc18\uc758 \ubcc4 \uc0dd\uc131\ub960\uc774 \ucd5c\uace0\uc870\ub97c \uc9c0\ub09c \ub4a4 \uc7a5\uae30\uc801\uc73c\ub85c \uac10\uc18c\ud558\uace0 \uc788\uc74c\uc744 \uc2dc\uc0ac\ud55c\ub2e4. \uc720\ud074\ub9ac\ub4dc\u00b7\ud5c8\uc15c\u00b7\uc81c\uc784\uc2a4\uc6f9 \uad00\uce21\uc758 \uc758\ubbf8\uc640 \ud55c\uacc4\ub97c \uc815\ub9ac\ud55c\ub2e4.","rank_math_focus_keyword":"\ubcc4 \ud0c4\uc0dd,\ubcc4 \ud615\uc131,\uc6b0\uc8fc,\ub300\ub3d9\uacb0,\uc720\ud074\ub9ac\ub4dc,\uc81c\uc784\uc2a4\uc6f9","footnotes":""},"categories":[2],"tags":[],"class_list":["post-5396","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-top-stories"],"_links":{"self":[{"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/posts\/5396","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/comments?post=5396"}],"version-history":[{"count":0,"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/posts\/5396\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/media\/5387"}],"wp:attachment":[{"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/media?parent=5396"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/categories?post=5396"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/readtrends.com\/ko\/wp-json\/wp\/v2\/tags?post=5396"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}