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      <title>지구를 대체할 수 있는 태양계 행성을 찾아라!(5-5) by 김호석</title>
      <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r</link>
      <description>2050년 지구는 더 이상 생물이 살기 어려운 곳이 될지도 모른다. 최대한 빨리 지구를 대체할 수 있는 행성을 찾아보자.</description>
      <language>en-us</language>
      <pubDate>2022-04-10 23:45:09 UTC</pubDate>
      <lastBuildDate>2022-04-12 15:39:22 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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      <item>
         <title>예시</title>
         <author>yupandra</author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138349503</link>
         <description><![CDATA[<div>크기(지름):<br>태양까지의 거리:<br>질량의 크기:&nbsp;<br>중력의 크기:<br>구성물질:<br>평균온도:<br>대기의 구성:<br>위성의 갯수:<br>그 이외 알아두면 좋은 특징:</div>]]></description>
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         <pubDate>2022-04-10 23:45:09 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138349503</guid>
      </item>
      <item>
         <title>태양(김호석)</title>
         <author>yupandra</author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138638566</link>
         <description><![CDATA[<div>태양의크기: 지구의 109배<br>질량: 1.988 55 × 10<sup>30</sup> kg</div>]]></description>
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         <pubDate>2022-04-11 04:39:43 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138638566</guid>
      </item>
      <item>
         <title>화성(이주원)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138660502</link>
         <description><![CDATA[<div><strong>지름</strong> 6779.0±0.2 km<br><strong>질량</strong> 6.4174×10<sup>23</sup> kg<br><strong>평균 온도 </strong>210K(섭씨 -63도) <br><strong>최고 온도</strong> 308K(섭씨 35도)<br><strong>최저 온도</strong>&nbsp; 97K~130K(섭씨 -143~-176도)<br><strong>위성</strong>&nbsp; 2개 (<a href="https://namu.wiki/w/%ED%8F%AC%EB%B3%B4%EC%8A%A4(%EC%9C%84%EC%84%B1)">포보스</a>, <a href="https://namu.wiki/w/%EB%8D%B0%EC%9D%B4%EB%AA%A8%EC%8A%A4#s-2">데이모스</a>)<br><strong>별칭</strong> 형혹(熒惑)<a href="https://namu.wiki/w/%ED%99%94%EC%84%B1#fn-3">[3]</a><br><strong>대기 조성</strong> <a href="https://namu.wiki/w/%EC%9D%B4%EC%82%B0%ED%99%94%20%ED%83%84%EC%86%8C">이산화 탄소</a> 95.72%<br><a href="https://namu.wiki/w/%EC%A7%88%EC%86%8C">질소</a> 2.7%<br><a href="https://namu.wiki/w/%EC%95%84%EB%A5%B4%EA%B3%A4">아르곤</a> 1.6%<br><a href="https://namu.wiki/w/%EC%82%B0%EC%86%8C">산소</a> 0.2%<br><a href="https://namu.wiki/w/%EC%9D%BC%EC%82%B0%ED%99%94%ED%83%84%EC%86%8C">일산화탄소</a> 0.07%<br><a href="https://namu.wiki/w/%EC%88%98%EC%A6%9D%EA%B8%B0">수증기</a> 0.03%<br><a href="https://namu.wiki/w/%EC%9D%BC%EC%82%B0%ED%99%94%EC%A7%88%EC%86%8C">일산화질소</a> 0.03%<br>태양까지의거리 AU227.9392 Gm<br>질량 6.4171×10<sup>23</sup> kg<br>(지구의 0.107배)<br>1.523679 AU</div>]]></description>
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         <pubDate>2022-04-11 05:05:02 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138660502</guid>
      </item>
      <item>
         <title>금성(정하율)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138661508</link>
         <description><![CDATA[<div>금성의 지름 : 12,103.7 km<br>별칭:샛별<br>태양까지의 거리 : (원일점) : 약 1억 9백만 km<br>질량의 크기 : 4.8685×10<sup>24</sup> kg<br>중력의 크기 : 8.87 m/s<sup>2</sup> ( 0.904 <em>g</em> )<br>구성물질 : <a href="https://namu.wiki/w/%EC%9D%B4%EC%82%B0%ED%99%94%ED%83%84%EC%86%8C">이산화탄소</a> 96.5%<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<a href="https://namu.wiki/w/%EC%A7%88%EC%86%8C">질소</a> 3.5%<br>평균온도 : 740 <a href="https://namu.wiki/w/%EC%A0%88%EB%8C%80%EC%98%A8%EB%8F%84">K</a> (467°C)<br>대기의 구성:알 수 없음<br>위성:없음<br>알아두면 좋은 점:금성은 원래 다른 행성들이 자전하는 방향의 반대로 돈다.<br> &nbsp;</div>]]></description>
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         <pubDate>2022-04-11 05:06:10 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138661508</guid>
      </item>
      <item>
         <title>토성(옥영재)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138661974</link>
         <description><![CDATA[<div>크기(지름):120,536km (적도)<br>태양까지의 거리:14억3018km<br>질량의 크기:5.6846 × 10<sup>26</sup> kg (95.16 M⊕)<br>중력의 크기:1.065G<br>평균온도:1 bar 기준 134<a href="https://namu.wiki/w/%EC%A0%88%EB%8C%80%EC%98%A8%EB%8F%84">K</a> (섭씨-139도)<br>대기의 구성:<a href="https://namu.wiki/w/%EC%88%98%EC%86%8C">수소</a> 96%,<a href="https://namu.wiki/w/%ED%97%AC%EB%A5%A8">헬륨</a> 3% 등<br>위성의 갯수:83개<br>그 이외 알아두면 좋은 특징:태양계의 6번째 행성이다.<br>태양계 내에서 2번로 큰 크기를 가지고 있다.</div>]]></description>
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         <pubDate>2022-04-11 05:06:46 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138661974</guid>
      </item>
      <item>
         <title>가니메데(이여준)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138662113</link>
         <description><![CDATA[<div>대기조성: 대부분 산소<br>질량:1.4819×10<sup>23</sup> kg<br>평균 반지름 : 2,634.1km<br><a href="https://www.google.com/search?q=%EA%B0%80%EB%8B%88%EB%A9%94%EB%8D%B0+%EC%A7%80%EA%B5%AC%EC%99%80%EC%9D%98+%EA%B1%B0%EB%A6%AC&amp;stick=H4sIAAAAAAAAAAFhAJ7_CA4SCC9tLzBmNThjKjBrYzovYXN0cm9ub215L2NlbGVzdGlhbF9vYmplY3Q6ZGlzdGFuY2UgdG8gZWFydGiiBSDqsIDri4jrqZTrjbAg7KeA6rWs7JmA7J2YIOqxsOumrL_G2qBhAAAA&amp;sa=X&amp;ved=2ahUKEwjOqsr3nov3AhVjxIsBHdhXBzEQ6BMoAHoECFAQAg"><strong>지구와의 거리</strong></a><strong>: </strong>628,300,000km<br><a href="https://www.google.com/search?q=%EA%B0%80%EB%8B%88%EB%A9%94%EB%8D%B0+%EB%B0%9C%EA%B2%AC%EC%9D%BC&amp;stick=H4sIAAAAAAAAAOPgE-LQz9U3SDO1SNbSz0620k8sLinKz8vPrYSzMpMTc-JTMouT88tSiyqtYKzUlEWsYq82NLzu7ni9csrr3g0KrzfMebVpzZu5ewCpOLwOVgAAAA&amp;sa=X&amp;ved=2ahUKEwjOqsr3nov3AhVjxIsBHdhXBzEQ6BMoAHoECFIQAg"><strong>발견일</strong></a><strong>: </strong>1610년 1월 7일<br><a href="https://www.google.com/search?q=%EA%B0%80%EB%8B%88%EB%A9%94%EB%8D%B0+%EB%82%98%EC%9D%B4&amp;stick=H4sIAAAAAAAAAOPgE-LQz9U3SDO1SNZSyk620k8sLinKz8vPrdRPTs1JLS7JTMyJz0_KSk0usUpMT13EKvxqQ8Pr7o7XK6e87t2g8Lppxpu5WwBXU9VtRgAAAA&amp;sa=X&amp;ved=2ahUKEwjOqsr3nov3AhVjxIsBHdhXBzEQ6BMoAHoECE4QAg"><strong>나이</strong></a><strong>: </strong>4.503 × 10^9년<br>발견자:갈릴레오 갈릴레이<br><a href="https://www.google.com/search?q=%EA%B0%80%EB%8B%88%EB%A9%94%EB%8D%B0+%EA%B3%B5%EC%A0%84+%EC%A3%BC%EA%B8%B0&amp;stick=H4sIAAAAAAAAAOPgE-LQz9U3SDO1SNYyzE620k8sLinKz8vPrdTPL0rKLEnMiS9KzUksyczPK87ILLCCCioUpBZl5qcsYpV6taHhdXfH65VTXvduUHi1eeubBS0KbxbvebVjAwCkJPPMXAAAAA&amp;sa=X&amp;ved=2ahUKEwjOqsr3nov3AhVjxIsBHdhXBzEQ6BMoAHoECFUQAg"><strong>공전 주기</strong></a><strong>: </strong>172시간<br><a href="https://www.google.com/search?q=%EA%B0%80%EB%8B%88%EB%A9%94%EB%8D%B0+%EC%A4%91%EB%A0%A5&amp;stick=H4sIAAAAAAAAAAFKALX_CA4SCC9tLzBmNThjKiZrYzovYXN0cm9ub215L2NlbGVzdGlhbF9vYmplY3Q6Z3Jhdml0eaIFE-qwgOuLiOuplOuNsCDspJHroKUNMOI5SgAAAA&amp;sa=X&amp;ved=2ahUKEwjOqsr3nov3AhVjxIsBHdhXBzEQ6BMoAHoECFEQAg"><strong>중력</strong></a><strong>: </strong>1.428m/s²<br>산소가 거의 100%지만 온도가 낮기 때문에 생태계가 살아갈수 없다.<br>(너무 길어서 업데이트 했음.)</div>]]></description>
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         <pubDate>2022-04-11 05:06:56 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138662113</guid>
      </item>
      <item>
         <title>해왕성(이다현)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138662139</link>
         <description><![CDATA[<div>크기:4,495.06x10<sup>6</sup> km<br>구성 | <br><a href="https://namu.wiki/w/%EC%88%98%EC%86%8C">수소</a> 80%<br><a href="https://namu.wiki/w/%ED%97%AC%EB%A5%A8">헬륨</a> 19%<br><a href="https://namu.wiki/w/%EB%A9%94%ED%85%8C%EC%9D%B8">메탄(메테인)</a> 1% 미만<br><a href="https://namu.wiki/w/%EC%97%90%ED%85%8C%EC%9D%B8">에탄(에테인)</a> 1.5ppm<br>평균 표면 온도 | 72 <a href="https://namu.wiki/w/%EC%A0%88%EB%8C%80%EC%98%A8%EB%8F%84">K</a> (−201 °C)<br><strong>태양으로부터의거리:</strong>45.4억 km<br>위성갯수:14개<br>중력의 크기:11.15 m/s<sup>2</sup> ( 1.14 <em>g</em> )<br>발견자:발견자 | <a href="https://namu.wiki/w/%EC%9C%84%EB%A5%B4%EB%B1%85%20%EC%9E%A5%20%EC%A1%B0%EC%A0%9C%ED%94%84%20%EB%A5%B4%EB%B2%A0%EB%A6%AC%EC%97%90">르베리에</a> (<a href="https://namu.wiki/w/%ED%94%84%EB%9E%91%EC%8A%A4">프랑스</a>)<br><strong>분류:</strong>외행성<br><a href="https://namu.wiki/w/%EB%AA%A9%EC%84%B1%ED%98%95%20%ED%96%89%EC%84%B1">목성형 행성</a> ( 거대 얼음 행성 )<br>질량 | 1.02413×10<sup>26</sup> kg<a href="https://namu.wiki/w/%ED%95%B4%EC%99%95%EC%84%B1#fn-5">[5]</a></div>]]></description>
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         <pubDate>2022-04-11 05:06:58 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138662139</guid>
      </item>
      <item>
         <title>천왕성(백준호)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138663341</link>
         <description><![CDATA[<div>크기(지름):25,362km<br>태양과의 거리:2.871 × 10^9km<br><strong>&nbsp;질량:</strong>8.681 × 10^25kg (14.54 M⊕)<br>위성의 수: 27개<br>공전주기:30,707.4896 일<br>(84.07 <a href="https://ko.wikipedia.org/wiki/%EC%9C%A8%EB%A6%AC%EC%9A%B0%EC%8A%A4%EB%85%84">년</a>)<br>자전주기-0.718 333 333 일<br>(17시간 14분 24초) 질량:<a href="http://www.hnsky.org/iau-iag.htm"><sup>1</sup></a>8.6832×10<sup>25</sup> <a href="https://ko.wikipedia.org/wiki/%ED%82%AC%EB%A1%9C%EA%B7%B8%EB%9E%A8">kg</a><br>(지구의 14.536배)<br>표면 <a href="https://ko.wikipedia.org/wiki/%EC%A4%91%EB%A0%A5">중력</a> | 8.69 <a href="https://ko.wikipedia.org/wiki/%EA%B0%80%EC%86%8D%EB%8F%84">m/s<sup>2</sup></a><br>(0.886 <a href="https://ko.wikipedia.org/wiki/%EC%A4%91%EB%A0%A5%EA%B0%80%EC%86%8D%EB%8F%84">g</a>)<br>최저 <a href="https://ko.wikipedia.org/wiki/%EC%98%A8%EB%8F%84">온도</a> | 49 <a href="https://ko.wikipedia.org/wiki/%EC%BC%88%EB%B9%88">K</a><br>평균 <a href="https://ko.wikipedia.org/wiki/%EC%98%A8%EB%8F%84">온도</a> | 53 K<br>최고 <a href="https://ko.wikipedia.org/wiki/%EC%98%A8%EB%8F%84">온도</a> | 57 K<br>질량160,590 km<br><br>(구름 위는 55 K)<br>최고 <a href="https://ko.wikipedia.org/wiki/%EC%98%A8%EB%8F%84">온도</a> | 57 K<br><a href="https://ko.wikipedia.org/wiki/%EB%91%98%EB%A0%88">둘레</a> | 160,590 km<br>평균 <a href="https://ko.wikipedia.org/wiki/%EC%98%A8%EB%8F%84">온도</a> | 53 K<br>(구름 위는 55 K)<br>최고 <a href="https://ko.wikipedia.org/wiki/%EC%98%A8%EB%8F%84">온도</a> | 57 K</div>]]></description>
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         <pubDate>2022-04-11 05:08:20 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138663341</guid>
      </item>
      <item>
         <title>금성(김민광)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138663944</link>
         <description><![CDATA[<div>크기(지름):지구의 약 0.95배<br>태양까지의 거리:0.728 <a href="https://namu.wiki/w/%EC%B2%9C%EB%AC%B8%EB%8B%A8%EC%9C%84">AU</a><br>약 1억 9백만km<br>중력의 크기:8.87 m/s<sup>2</sup> ( 0.904 <em>g</em> )<br>구성물질:<a href="https://namu.wiki/w/%EC%9D%B4%EC%82%B0%ED%99%94%ED%83%84%EC%86%8C">이산화탄소</a> 96.5%<br><a href="https://namu.wiki/w/%EC%A7%88%EC%86%8C">질소</a> 3.5%<br>기타 <a href="https://namu.wiki/w/%EC%9D%B4%EC%82%B0%ED%99%94%ED%99%A9">이산화황</a>, <a href="https://namu.wiki/w/%EC%95%84%EB%A5%B4%EA%B3%A4">아르곤</a>, <a href="https://namu.wiki/w/%EB%AC%BC">물</a><br><a href="https://namu.wiki/w/%EC%9D%BC%EC%82%B0%ED%99%94%ED%83%84%EC%86%8C">일산화탄소</a>, <a href="https://namu.wiki/w/%ED%97%AC%EB%A5%A8">헬륨</a> 등<br>평균온도:740 <a href="https://namu.wiki/w/%EC%A0%88%EB%8C%80%EC%98%A8%EB%8F%84">K</a> (467°C)<br><br><br></div>]]></description>
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         <pubDate>2022-04-11 05:08:55 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138663944</guid>
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      <item>
         <title>목성(김찬양)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138663956</link>
         <description><![CDATA[<div>크기(지름):지구의 약 317.83 배<br>태양까지의 거리:태양으로부터 778.57x10<sup>6</sup><br>질량의 크기:1898.19x10<sup>24</sup> kg<br>중력의 크기:지구의 2.5배<br>구성물질:수소89%,헬륨10%,메테인 약 0.3%,암모니아약 0.026%,중소수화합물약 0.0028%,에테인 약 0.0006,물0.0004%<br>평균온도:165<a href="https://namu.wiki/w/%EC%A0%88%EB%8C%80%EC%98%A8%EB%8F%84">K</a><a href="https://namu.wiki/w/%EB%AA%A9%EC%84%B1#fn-4">[4]</a> (섭씨 -108도)<br>위성의 갯수:79개<br>그 이외 알아두면 좋은 특징:기체로 이루어져 있다.</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1663545487/340acacc937f7e0484d96ca256be4a4a/1.jpg" />
         <pubDate>2022-04-11 05:08:56 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138663956</guid>
      </item>
      <item>
         <title>지구(옥재민)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138664574</link>
         <description><![CDATA[<div>구분:지구형 행성<br>표면:바다 대륙<br>평균온도:288<a href="https://namu.wiki/w/%EC%A0%88%EB%8C%80%EC%98%A8%EB%8F%84">K</a>(섭씨 15도)<br>최고온도:330K(섭씨 57도)<br>최저온도184K(섭씨 -89도)<a href="https://namu.wiki/w/%EC%A7%80%EA%B5%AC#fn-5">[5]</a><br>크기:12 756.25 km<br>둘래:40 075 km<br>대기압:101.325 kPa<br>태양가지의 거리:1 <a href="https://namu.wiki/w/%EC%B2%9C%EB%AC%B8%EB%8B%A8%EC%9C%84">AU</a><br>(1억 4,959만 8,023km)<a href="https://namu.wiki/w/%EC%A7%80%EA%B5%AC#fn-2">[2]</a><br>질량:5.9736 x 10<sup>24</sup> kg<a href="https://namu.wiki/w/%EC%A7%80%EA%B5%AC#fn-1">[1]</a><br>위성의 갯수:1개(달)<br>중력의 크기:5.9736 x 10<sup>24</sup> kg<a href="https://namu.wiki/w/%EC%A7%80%EA%B5%AC#fn-1">[1]</a><br>구성물질: 지각, 맨틀, 외핵, 내핵<br>대기의 구성:<a href="https://namu.wiki/w/%EC%A7%88%EC%86%8C">질소</a> 78.08%,<a href="https://namu.wiki/w/%EC%82%B0%EC%86%8C">산소</a> 20.95%,<a href="https://namu.wiki/w/%EC%95%84%EB%A5%B4%EA%B3%A4">아르곤</a> 0.93%,<a href="https://namu.wiki/w/%EC%9D%B4%EC%82%B0%ED%99%94%20%ED%83%84%EC%86%8C">이산화 탄소</a> 0.04%<br>자전주기:23시간 56분 4.1초</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1663545357/a7eff17071bdf7403cb3daa06ef634b1/__.png" />
         <pubDate>2022-04-11 05:09:39 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138664574</guid>
      </item>
      <item>
         <title>지구(김은채)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138664678</link>
         <description><![CDATA[<div>둘레 : 약 40 075 km<br>태양까지의 거리 : 평균 1억 5천만km<br>현재 지구의대기 : 약 78%<br>대기의 구성 : <a href="https://namu.wiki/w/%EC%A7%88%EC%86%8C">질소</a> 78.08%, <a href="https://namu.wiki/w/%EC%82%B0%EC%86%8C">산소</a> 20.95%, <a href="https://namu.wiki/w/%EC%95%84%EB%A5%B4%EA%B3%A4">아르곤</a> 0.93%, <br>&nbsp; <a href="https://namu.wiki/w/%EC%9D%B4%EC%82%B0%ED%99%94%20%ED%83%84%EC%86%8C">이산화 탄소</a> 0.04%<br>평균 온도 : 약 288K(섭씨 15도)<br>최고 온도 : 약 330K(섭씨 57도)<br>최저 온도 : 약 184K(섭씨 -89도)<br>질량 : 5.9736 x 10<sup>24</sup> kg<a href="https://namu.wiki/w/%EC%A7%80%EA%B5%AC#fn-1">[1]</a><br>대기압 : 약 101.325 kPa<br>표면 중력 : 9.806 65 m/s<sup>2</sup> (3차 CGPM)<br>위성의 개수 : 1개<br>평균 공전 속도 : 29.7859 km/s<br>평균 자전 속도 : 465 m/s<br>그 이외 알아두면 좋은 특징 : 지구의 나이는 약 46억<br><br></div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1663545482/827293b49a5c162c5c06e0e1dfa7cb23/__.jpg" />
         <pubDate>2022-04-11 05:09:47 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138664678</guid>
      </item>
      <item>
         <title>토성(정혜성)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138664787</link>
         <description><![CDATA[<div>토성의 지름 : 120,536km<br>태양까지의 거리:(약 14억 3323만 6350km)<br>질량의 크기:5.6846 × 10<sup>26</sup> kg<br>중력의 크기: 1.065G<br>구성물질:<a href="https://namu.wiki/w/%EC%88%98%EC%86%8C">수소</a> 96%<br><a href="https://namu.wiki/w/%ED%97%AC%EB%A5%A8">헬륨</a> 3%<br><a href="https://namu.wiki/w/%EB%A9%94%ED%83%84">메탄</a> 0.4%<br><a href="https://namu.wiki/w/%EC%95%94%EB%AA%A8%EB%8B%88%EC%95%84">암모니아</a> 0.01%<br>중수소화수소 0.01%<br><a href="https://namu.wiki/w/%EC%97%90%ED%83%84">에탄</a> 0.0007<br>평균 온도:1 bar 기준 134<a href="https://namu.wiki/w/%EC%A0%88%EB%8C%80%EC%98%A8%EB%8F%84">K</a> (섭씨-139도)<br>0.1 bar 기준 84K (섭씨-189도<br>대기의 구성:<a href="https://namu.wiki/w/%EC%88%98%EC%86%8C">수소</a> 96%<br><a href="https://namu.wiki/w/%ED%97%AC%EB%A5%A8">헬륨</a> 3%<br><a href="https://namu.wiki/w/%EB%A9%94%ED%83%84">메탄</a> 0.4%<br><a href="https://namu.wiki/w/%EC%95%94%EB%AA%A8%EB%8B%88%EC%95%84">암모니아</a> 0.01%<br>중수소화수소 0.01%<br><a href="https://namu.wiki/w/%EC%97%90%ED%83%84">에탄</a> 0.0007%<br>위성:83개<br>그 외에 알아두면 좋은 점:태양계에서 2번째로 큰 행성이다.<br><br></div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1663545340/0fc5b97673ee9a320a0e746f474d7e8f/___.jpg" />
         <pubDate>2022-04-11 05:09:55 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138664787</guid>
      </item>
      <item>
         <title>천왕성(이수빈)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138664909</link>
         <description><![CDATA[<div>평균 지름:51,118km<br>태양까지의 거리<strong>: </strong>2.871 × 10^9km<br>질량의 크기:8.6832×10<sup>25</sup> kg<br>평균 온도:<strong>최고 온도</strong> : 57K (섭씨 -216도)<br><strong>최저 온도</strong> : 49K (섭씨 -224도)<br><strong>&nbsp;위성:</strong><a href="https://namu.wiki/w/%EC%BD%94%EB%8D%B8%EB%A6%AC%EC%95%84#s-3">코델리아</a>,<a href="https://namu.wiki/w/%EC%98%A4%ED%95%84%EB%A6%AC%EC%95%84#s-5">오펠리아</a>,<a href="https://namu.wiki/w/%EB%B9%84%EC%95%99%EC%B9%B4#s-3">비앙카</a>,<a href="https://namu.wiki/w/%ED%81%AC%EB%A0%88%EC%8B%9C%EB%8B%A4(%EC%9C%84%EC%84%B1)">크레시다</a>,<a href="https://namu.wiki/w/%EB%8D%B0%EC%8A%A4%EB%8D%B0%EB%AA%A8%EB%82%98(%EC%9C%84%EC%84%B1)">데스데모나</a>,<a href="https://namu.wiki/w/%EC%A4%84%EB%A6%AC%EC%97%A3#s-5.1">줄리엣</a>,<a href="https://namu.wiki/w/%ED%8F%AC%EB%A5%B4%ED%8B%B0%EC%95%84">포르티아</a>,<a href="https://namu.wiki/w/%EB%A1%9C%EC%82%B4%EB%A6%B0%EB%93%9C">로살린드</a>,<a href="https://namu.wiki/w/%ED%81%90%ED%94%BC%EB%93%9C#s-2">큐피드</a>,<a href="https://namu.wiki/w/%EB%B2%A8%EB%A6%B0%EB%8B%A4#s-4">벨린다</a>,<a href="https://namu.wiki/w/%ED%8E%98%EB%A5%B4%EB%94%94%ED%83%80">페르디타</a>,<a href="https://namu.wiki/w/%ED%8D%BD#s-3.4">퍽</a>,<a href="https://namu.wiki/w/%EB%A7%88%EB%B8%8C(%EC%9C%84%EC%84%B1)">마브</a>,<a href="https://namu.wiki/w/%EB%AF%B8%EB%9E%80%EB%8B%A4#s-4">미란다</a>,<a href="https://namu.wiki/w/%EC%95%84%EB%A6%AC%EC%97%98#s-8">아리엘</a>,<a href="https://namu.wiki/w/%EC%9B%80%EB%B8%8C%EB%A6%AC%EC%97%98">움브리엘</a>,<a href="https://namu.wiki/w/%ED%8B%B0%ED%83%80%EB%8B%88%EC%95%84#s-3">티타니아</a>,<a href="https://namu.wiki/w/%EC%98%A4%EB%B2%A0%EB%A1%A0#s-7">오베론</a>,<a href="https://namu.wiki/w/%ED%94%84%EB%9E%80%EC%8B%9C%EC%8A%A4%EC%BD%94#s-3">프란시스코</a>,<a href="https://namu.wiki/w/%EC%B9%BC%EB%A6%AC%EB%B0%98(%EC%9C%84%EC%84%B1)">칼리반</a>,<a href="https://namu.wiki/w/%EC%8A%A4%ED%85%8C%ED%8C%8C%EB%85%B8(%EC%9C%84%EC%84%B1)">스테파노</a>,<a href="https://namu.wiki/w/%ED%8A%B8%EB%A6%B0%EC%BF%A8%EB%A1%9C">트린쿨로</a>,<a href="https://namu.wiki/w/%EC%8B%9C%EC%BD%94%EB%9D%BD%EC%8A%A4#s-3">시코락스</a>,<a href="https://namu.wiki/w/%EB%A7%88%EA%B0%80%EB%A0%9B#s-7">마가렛</a>,<a href="https://namu.wiki/w/%ED%94%84%EB%A1%9C%EC%8A%A4%ED%8E%98%EB%A1%9C">프로스페로</a>,<a href="https://namu.wiki/w/%EC%84%B8%ED%85%8C%EB%B3%B4%EC%8A%A4">세테보스</a>,<a href="https://namu.wiki/w/%ED%8E%98%EB%A5%B4%EB%94%94%EB%82%9C%EB%93%9C(%EC%9C%84%EC%84%B1)">페르디난드</a><br><strong>자전 주기: </strong>약 17시간 14분 24초<br><strong>대기 조성: </strong><a href="https://namu.wiki/w/%EC%88%98%EC%86%8C">수소</a> 83%<br><a href="https://namu.wiki/w/%ED%97%AC%EB%A5%A8">헬륨</a> 15%<br><a href="https://namu.wiki/w/%EB%A9%94%ED%83%84">메탄</a> 1.99%<br><a href="https://namu.wiki/w/%EC%95%94%EB%AA%A8%EB%8B%88%EC%95%84">암모니아</a> 0.01%<br><a href="https://namu.wiki/w/%EC%97%90%ED%83%84">에탄</a> 2.5ppm<br><a href="https://namu.wiki/w/%EC%97%90%ED%83%80%EC%9D%B8">에타인</a> 1ppm<br><strong>표면 중력: </strong>0.886G<br>발견자:<a href="https://namu.wiki/w/%EC%9C%8C%EB%A6%AC%EC%97%84%20%ED%97%88%EC%85%9C">윌리엄 허셜</a><br><br></div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1663545338/609f8bff0ad6867cc143a74b0cdf5e52/___.jpg" />
         <pubDate>2022-04-11 05:10:03 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138664909</guid>
      </item>
      <item>
         <title>명왕성(윤대겸)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138665257</link>
         <description><![CDATA[<div>크기:1186킬로미터<br>태양까지의거리:59억km<br>질량의 크기:3000 km 이하<br>중력의 크기:0.62 <a href="https://ko.wikipedia.org/wiki/%EA%B0%80%EC%86%8D%EB%8F%84">m/s<sup>2</sup></a><sup><br></sup>구성물질:질소,메탄,일산화탄소<br>평균온도:<strong>-248℃<br></strong>대기의 구성:없음<br>위성의 갯수:5개<br>그 이외 알아두면 좋은 특징:없음<br><br></div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1663545298/4a2b1f13eb005146d09e1008debc99cf/___.jpg" />
         <pubDate>2022-04-11 05:10:27 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138665257</guid>
      </item>
      <item>
         <title>수성(신지섭)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138665585</link>
         <description><![CDATA[<div>표면적:7.5 × 10<sup>7</sup> km²<br>구분:내행성<br>지름:4879.4km<br>평균온도:390 K(섭씨 117도)<br>최고 온도:700 K(섭씨 427도)<br>최저 온도:80 K(섭씨 -193도)<br>위성:없음<br>별칭:진성<br>자전 주기:58.646일<br>질량:3.023 × 10<sup>23</sup> ㎏<br>태얄까지 거리:약 5806만 4700km<br>대기조성:<a href="https://namu.wiki/w/%EC%82%B0%EC%86%8C">산소</a>(분자) 42%<a href="https://namu.wiki/w/%EB%82%98%ED%8A%B8%EB%A5%A8">나트륨</a> 29%<a href="https://namu.wiki/w/%EC%88%98%EC%86%8C">수소</a>22%<a href="https://namu.wiki/w/%ED%97%AC%EB%A5%A8">헬륨</a> 6%<a href="https://namu.wiki/w/%EC%B9%BC%EB%A5%A8">칼륨</a> 0.5%<br><br></div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1663545361/4918e09eccb6e3c02fbe6623c23c0b00/aaa9b59d8bbb82434067bb2d550b39f0ba7018eb27cd67a6e0b7bb0351ff9f5a0c677565d1c21264d7aa269acd1d845041adb5658e706dab5b3078996b7d991652861d5efb15e98e49d5706f2d25827c851aa69b321bb1d39f047e1e50b467a68003bcab785b67d0f2886aebbc.jpg" />
         <pubDate>2022-04-11 05:10:51 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138665585</guid>
      </item>
      <item>
         <title>가니메데(송승범)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138666475</link>
         <description><![CDATA[<div>가니메데 크기2,634.1km<br>질량의크기1.4819×10<sup>23</sup> kg</div><div>중력의크기1.428m/s<sup>2</sup><br>태양까지의 거리1,070,400km</div><div>구성물질 규산염 암석과 얼음<br><br><br><br></div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1663545413/372e746cbae55b64cdd482ea05c59935/Ganymede_moon.jpg" />
         <pubDate>2022-04-11 05:11:56 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138666475</guid>
      </item>
      <item>
         <title>토성 관련 (김민지)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138666545</link>
         <description><![CDATA[<div>크기(지름):120,536km(적도)<br>태양 까지의 거리:약 14억km<br>질량의 크기:5.6846 × 10<sup>26</sup> kg (95.16 M⊕)<br>중력의 크기:<br>구성물질:<a href="https://namu.wiki/w/%EC%88%98%EC%86%8C">수소</a> 96%<br><a href="https://namu.wiki/w/%ED%97%AC%EB%A5%A8">헬륨</a> 3%<br><a href="https://namu.wiki/w/%EB%A9%94%ED%83%84">메탄</a> 0.4%<br><a href="https://namu.wiki/w/%EC%95%94%EB%AA%A8%EB%8B%88%EC%95%84">암모니아</a> 0.01%<br>중수소화수소 0.01%<br><a href="https://namu.wiki/w/%EC%97%90%ED%83%84">에탄</a> 0.0007%<br>평균온도:1 bar 기준 134<a href="https://namu.wiki/w/%EC%A0%88%EB%8C%80%EC%98%A8%EB%8F%84">K</a> (섭씨-139도)<br>0.1 bar 기준 84K (섭씨-189도)<br>위성의 갯수:83개<br>그 이외 알아두면 좋은점:토성은 아름다운 고리를 가진 행성으로 많은 사랑을 받고 있다.</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1663545425/9bd00186df1067f087fa34624ce89c7b/__.jpg" />
         <pubDate>2022-04-11 05:12:01 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138666545</guid>
      </item>
      <item>
         <title>목성(윤시하)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138666895</link>
         <description><![CDATA[<div>크기:142 984km (적도)<br>태양까지의 거리:약 7억 8039만km)<br>질량의 크기:1.899 × 10<sup>27</sup> kg<br>중력의 크기:2.528G<br>대기의 구성:<a href="https://namu.wiki/w/%EC%88%98%EC%86%8C">수소</a> 89.8%<br><a href="https://namu.wiki/w/%ED%97%AC%EB%A5%A8">헬륨</a> 10.2%<br><a href="https://namu.wiki/w/%EB%A9%94%ED%83%84">메탄</a> 0.3%<br><a href="https://namu.wiki/w/%EC%95%94%EB%AA%A8%EB%8B%88%EC%95%84">암모니아</a> 0.026%<br>평균온도:165<a href="https://namu.wiki/w/%EC%A0%88%EB%8C%80%EC%98%A8%EB%8F%84">K</a><a href="https://namu.wiki/w/%EB%AA%A9%EC%84%B1#fn-4">[4]</a> (섭씨 -108도)<br>위성의갯수:79개 (<a href="https://namu.wiki/w/%EA%B0%88%EB%A6%B4%EB%A0%88%EC%9D%B4%20%EC%9C%84%EC%84%B1">갈릴레이 위성</a> 외 다수)<br>그 이외의 알아두면 좋은 특징:외행성<br><a href="https://namu.wiki/w/%EB%AA%A9%EC%84%B1%ED%98%95%20%ED%96%89%EC%84%B1">목성형 행성</a> (거대 가스 행성)</div>]]></description>
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         <pubDate>2022-04-11 05:12:24 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138666895</guid>
      </item>
      <item>
         <title>목성(탁지민)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667274</link>
         <description><![CDATA[<div>지름:139,822 ± 12 km<br>태양까지의 거리:778,547,200 km<br>질량의크기:1.8986 × 1027 kg<br>중력의 크기:24.79 m/s2<br>구성물질:<a href="https://ko.wikipedia.org/wiki/%EC%88%98%EC%86%8C">수소</a>, <a href="https://ko.wikipedia.org/wiki/%ED%97%AC%EB%A5%A8">헬륨</a>, <a href="https://ko.wikipedia.org/wiki/%EB%A9%94%ED%85%8C%EC%9D%B8">메테인</a> 등<br>평균온도:−108 °C<br>대기의 구성:<a href="https://ko.wikipedia.org/wiki/%EC%88%98%EC%86%8C">수소</a>, <a href="https://ko.wikipedia.org/wiki/%ED%97%AC%EB%A5%A8">헬륨</a>, <a href="https://ko.wikipedia.org/wiki/%EB%A9%94%ED%85%8C%EC%9D%B8">메테인</a><br>위성의 갯수:79개<br>그 이외 알아두면 좋은 특징:기체로 이루어져 있다<br><br></div>]]></description>
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         <pubDate>2022-04-11 05:12:50 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667274</guid>
      </item>
      <item>
         <title>화성(구본정)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667368</link>
         <description><![CDATA[<div>크기:6779.0±0.2 km<br>태양까지의 거리:1.523 679 AU<br>질량의 크기:6.39 × 10^23kg<br>중력의 크기:3.721m/s²<br>구성물질: 드라이아이스,모래,현무암층,퇴적암층<br>평균온도:-140°C~20°C<br>대기의 구성:<br>위성의 갯수:<br>그 이외 알아주면 좋은점:</div>]]></description>
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         <pubDate>2022-04-11 05:12:57 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667368</guid>
      </item>
      <item>
         <title>수성(김도현)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667396</link>
         <description><![CDATA[<div>크기:<strong>&nbsp; </strong>57,909,176 <a href="https://ko.wikipedia.org/wiki/%ED%82%AC%EB%A1%9C%EB%AF%B8%ED%84%B0">km</a><br>근일점: 46,001,272 km<br>0.307 499 51 AU<br>원일점:69,817,079 km<br>0.466 698 35 AU<br>공전주기:87.969 34 일<br>(0.240 846 9 <a href="https://ko.wikipedia.org/wiki/%EC%9C%A8%EB%A6%AC%EC%9A%B0%EC%8A%A4%EB%85%84">년</a><br>궤도 경사:7.004 87<a href="https://ko.wikipedia.org/wiki/%EB%8F%84_(%EA%B0%81%EB%8F%84)">°</a><br>(태양 적도와는 3.38°)<br>궤도 이심률:0.205 630 69<br>승교점 경도:48.331 67°<br>근일점 편각:29.124 78°<br>태양과의 거리 57,910,000km<br>질량:<strong> </strong>3.285 × 10^23kg (0.055 M⊕)<br>중력:3.7m/s²</div>]]></description>
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         <pubDate>2022-04-11 05:12:59 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667396</guid>
      </item>
      <item>
         <title>화성(김인영)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667721</link>
         <description><![CDATA[<div>지름&nbsp;6779.0+0.2 </div>]]></description>
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         <pubDate>2022-04-11 05:13:20 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667721</guid>
      </item>
      <item>
         <title>수성(장서우)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667728</link>
         <description><![CDATA[]]></description>
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         <pubDate>2022-04-11 05:13:21 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667728</guid>
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      <item>
         <title>지구(진혜원)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667962</link>
         <description><![CDATA[<div>지구크기: 6378km<br>태양까지거리:1억5000만km<br>질량의크기:<br>중력의크기:<br>구성물질:<br>평균온도:290k<br>대기의구성:<br>위성의갯수:<br>그이외알아두면좋은특징:<br>아다 못했어 </div>]]></description>
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         <pubDate>2022-04-11 05:13:37 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2138667962</guid>
      </item>
      <item>
         <title>수성(장서우)</title>
         <author></author>
         <link>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2140648345</link>
         <description><![CDATA[<div>수성의 크기:4879.4 km<br>태양까지의 거리:0.387 098 AU<br>(약 5806만 4700km)<br>질량:3.023 × 1023 ㎏<br>중력의 크기:0.377 G<br>평균 온도:390K(섭씨 117도)<br>대기 구성:산소(분자) 42%<br>나트륨 29%<br>수소 22%<br>헬륨 6%<br>칼륨 0.5%<br>그 외[3]<br>산소(분자) 42%<br>나트륨 29%<br>수소 22%<br>헬륨 6%<br>칼륨 0.5%<br>그 외[3]<br>위성:없음</div>]]></description>
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         <pubDate>2022-04-12 11:11:28 UTC</pubDate>
         <guid>https://padlet.com/yupandra/5x0gee70n2lxzv2r/wish/2140648345</guid>
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