[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.emde.cz\/proc-vzdy-vidime-jen-jednu-stranu-mesice\/#Article","mainEntityOfPage":"https:\/\/www.emde.cz\/proc-vzdy-vidime-jen-jednu-stranu-mesice\/","headline":"Pro\u010d v\u017edy vid\u00edme jen jednu stranu M\u011bs\u00edce","name":"Pro\u010d v\u017edy vid\u00edme jen jednu stranu M\u011bs\u00edce","description":"Na Zemi m&Atilde;&iexcl;me mnoho amat&Atilde;&copy;rsk&Atilde;&frac12;ch i profesion&Atilde;&iexcl;ln&Atilde;&shy;ch astronom&Aring;&macr;. A jedn&Atilde;&shy;m z&Acirc;&nbsp;objekt&Aring;&macr;, kter&Atilde;&frac12; je v&Acirc;&nbsp;podstat&Auml;&#8250; neust&Atilde;&iexcl;le pozorov&Atilde;&iexcl;n, je i n&Atilde;&iexcl;&Aring;&iexcl; M&Auml;&#8250;s&Atilde;&shy;c. O n&Auml;&#8250;m se ostatn&Auml;&#8250; z&Acirc;&nbsp;pochopiteln&Atilde;&frac12;ch d&Aring;&macr;vod&Aring;&macr; zmi&Aring;&#710;uj&Atilde;&shy; ji&Aring;&frac34; nejstar&Aring;&iexcl;&Atilde;&shy; dochovan&Atilde;&copy; texty, by&Aring;&yen; jej z&Acirc;&nbsp;pochopiteln&Atilde;&frac12;ch d&Aring;&macr;vod&Aring;&macr; pova&Aring;&frac34;uj&Atilde;&shy; za sv&Auml;&#8250;teln&Atilde;&frac12; zdroj. Ji&Aring;&frac34; po tis&Atilde;&shy;cilet&Atilde;&shy; p&Aring;&#8482;itahuje na&Aring;&iexcl;i pozornost, a tak nen&Atilde;&shy; divu, &Aring;&frac34;e jsme o n&Auml;&#8250;m ud&Auml;&#8250;lali mnoho [&hellip;]","datePublished":"2023-08-08","dateModified":"2024-01-08","author":{"@type":"Person","@id":"https:\/\/www.emde.cz\/author\/#Person","name":"","url":"https:\/\/www.emde.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/f14f9548cfce1bfc4b3267434069a757db9568e455121a8852ede019c83b3b5e?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/f14f9548cfce1bfc4b3267434069a757db9568e455121a8852ede019c83b3b5e?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"emde.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.emde.cz\/wp-content\/uploads\/mesic3_1.jpg","url":"https:\/\/www.emde.cz\/wp-content\/uploads\/mesic3_1.jpg","height":0,"width":0},"url":"https:\/\/www.emde.cz\/proc-vzdy-vidime-jen-jednu-stranu-mesice\/","about":["V\u011bda"],"wordCount":830,"articleBody":"Na Zemi m&Atilde;&iexcl;me mnoho amat&Atilde;&copy;rsk&Atilde;&frac12;ch i profesion&Atilde;&iexcl;ln&Atilde;&shy;ch astronom&Aring;&macr;. A jedn&Atilde;&shy;m z&Acirc;&nbsp;objekt&Aring;&macr;, kter&Atilde;&frac12; je v&Acirc;&nbsp;podstat&Auml;&#8250; neust&Atilde;&iexcl;le pozorov&Atilde;&iexcl;n, je i n&Atilde;&iexcl;&Aring;&iexcl; M&Auml;&#8250;s&Atilde;&shy;c. O n&Auml;&#8250;m se ostatn&Auml;&#8250; z&Acirc;&nbsp;pochopiteln&Atilde;&frac12;ch d&Aring;&macr;vod&Aring;&macr; zmi&Aring;&#710;uj&Atilde;&shy; ji&Aring;&frac34; nejstar&Aring;&iexcl;&Atilde;&shy; dochovan&Atilde;&copy; texty, by&Aring;&yen; jej z&Acirc;&nbsp;pochopiteln&Atilde;&frac12;ch d&Aring;&macr;vod&Aring;&macr; pova&Aring;&frac34;uj&Atilde;&shy; za sv&Auml;&#8250;teln&Atilde;&frac12; zdroj. Ji&Aring;&frac34; po tis&Atilde;&shy;cilet&Atilde;&shy; p&Aring;&#8482;itahuje na&Aring;&iexcl;i pozornost, a tak nen&Atilde;&shy; divu, &Aring;&frac34;e jsme o n&Auml;&#8250;m ud&Auml;&#8250;lali mnoho pozorov&Atilde;&iexcl;n&Atilde;&shy;.&Acirc;&nbsp;&Acirc;&nbsp;Jedn&Atilde;&shy;m z&Acirc;&nbsp;t&Auml;&#8250;ch zdaleka nejzaj&Atilde;&shy;mav&Auml;&#8250;j&Aring;&iexcl;&Atilde;&shy;ch je fakt, &Aring;&frac34;e a&Aring;&yen; se na n&Auml;&#8250;j ze Zem&Auml;&#8250; pod&Atilde;&shy;v&Atilde;&iexcl;me v&Acirc;&nbsp;kter&Atilde;&copy;koliv jeho f&Atilde;&iexcl;zi, v&Aring;&frac34;dy vid&Atilde;&shy;me pouze jednu jeho stranu. To je ostatn&Auml;&#8250; d&Aring;&macr;vod, pro&Auml; se mluv&Atilde;&shy; o &acirc;&#8364;&#382;temn&Atilde;&copy; stran&Auml;&#8250; M&Auml;&#8250;s&Atilde;&shy;ce&acirc;&#8364;&#339;. Ta ve skute&Auml;nosti nen&Atilde;&shy; temn&Atilde;&iexcl; v&Acirc;&nbsp;tom smyslu, &Aring;&frac34;e by na n&Atilde;&shy; nikdy nedopadaly Slune&Auml;n&Atilde;&shy; paprsky, n&Atilde;&frac12;br&Aring;&frac34; v&Acirc;&nbsp;tom, &Aring;&frac34;e je od n&Atilde;&iexcl;s v&Aring;&frac34;dy odvr&Atilde;&iexcl;cen&Atilde;&iexcl;.&Acirc;&nbsp;Jak je ale n&Auml;&#8250;co takov&Atilde;&copy;ho mo&Aring;&frac34;n&Atilde;&copy;, kdy&Aring;&frac34; se M&Auml;&#8250;s&Atilde;&shy;c ot&Atilde;&iexcl;&Auml;&Atilde;&shy; kolem sv&Atilde;&copy; osy stejn&Auml;&#8250; jako na&Aring;&iexcl;e planeta? Nem&Auml;&#8250;li bychom b&Atilde;&frac12;t schopni jej tedy pr&Aring;&macr;b&Auml;&#8250;&Aring;&frac34;n&Auml;&#8250; pozorovat ze v&Aring;&iexcl;ech stran? Ukazuje se, &Aring;&frac34;e pr&Atilde;&iexcl;v&Auml;&#8250; ona kombinovan&Atilde;&iexcl; rotace obou vesm&Atilde;&shy;rn&Atilde;&frac12;ch t&Auml;&#8250;les je d&Aring;&macr;vodem, pro&Auml; vid&Atilde;&shy;me na&Aring;&iexcl;i ob&Auml;&#8250;&Aring;&frac34;nici jen z&Acirc;&nbsp;jedn&Atilde;&copy; strany.&Acirc;&nbsp;&Acirc;&nbsp;Vzhledem k&Acirc;&nbsp;tomu, &Aring;&frac34;e ob&Auml;&#8250; t&Auml;&#8250;lesa kolem sebe ob&Atilde;&shy;haj&Atilde;&shy; ji&Aring;&frac34; stovky milion&Aring;&macr; let, se d&Atilde;&shy;ky vz&Atilde;&iexcl;jemn&Atilde;&copy;mu p&Aring;&macr;soben&Atilde;&shy; gravitace jejich rotace v&Acirc;&nbsp;podstat&Auml;&#8250; synchronizovala. V&Atilde;&frac12;sledn&Atilde;&frac12;m efektem je, &Aring;&frac34;e M&Auml;&#8250;s&Atilde;&shy;c je k&Acirc;&nbsp;n&Atilde;&iexcl;m z&Acirc;&nbsp;na&Aring;&iexcl;eho pohledu v&Aring;&frac34;dy oto&Auml;en jen jednou svou stranou. Ve chv&Atilde;&shy;li, kdy je oto&Auml;en tou druhou, jej nevid&Atilde;&shy;me.&Acirc;&nbsp;T&Atilde;&shy;m ostatn&Auml;&#8250; vznikly v&Aring;&iexcl;echny ty pov&Auml;&#8250;sti o tom, co se na odvr&Atilde;&iexcl;cen&Atilde;&copy; stran&Auml;&#8250; skr&Atilde;&frac12;v&Atilde;&iexcl;. Ty byly p&Aring;&#8482;i&Aring;&frac34;ivov&Atilde;&iexcl;ny a&Aring;&frac34; do &Aring;&iexcl;edes&Atilde;&iexcl;t&Atilde;&frac12;ch let, kdy jej prvn&Atilde;&shy; sondy a n&Atilde;&iexcl;sledn&Auml;&#8250; i rakety s&Acirc;&nbsp;lidskou pos&Atilde;&iexcl;dkou oblet&Auml;&#8250;ly. Uk&Atilde;&iexcl;zalo se, &Aring;&frac34;e ona odvr&Atilde;&iexcl;cen&Atilde;&iexcl; strana vpad&Atilde;&iexcl; v&Acirc;&nbsp;podstat&Auml;&#8250; stejn&Auml;&#8250; jako ta, kterou vid&Atilde;&shy;me, jen rozlo&Aring;&frac34;en&Atilde;&shy; kr&Atilde;&iexcl;ter&Aring;&macr; je trochu jin&Atilde;&copy;.&Acirc;&nbsp;Vzhledem k&Acirc;&nbsp;tomu, &Aring;&frac34;e se nyn&Atilde;&shy; chystaj&Atilde;&shy; nov&Atilde;&copy; mise na M&Auml;&#8250;s&Atilde;&shy;c a tak&Atilde;&copy; se po&Auml;&Atilde;&shy;t&Atilde;&iexcl; s&Acirc;&nbsp;vybudov&Atilde;&iexcl;n&Atilde;&shy;m trval&Atilde;&copy; z&Atilde;&iexcl;kladny, je jasn&Atilde;&copy;, &Aring;&frac34;e se na&Aring;&iexcl;e poznatky o tomto t&Auml;&#8250;lese je&Aring;&iexcl;t&Auml;&#8250; zv&Atilde;&frac12;&Aring;&iexcl;&Atilde;&shy;. Kdo v&Atilde;&shy;, co b&Auml;&#8250;hem tohoto pr&Aring;&macr;zkumu objev&Atilde;&shy;me.                                                                                                                                                                                                                                                                                                                                                                                        3.7\/5 - (7 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Pro\u010d v\u017edy vid\u00edme jen jednu stranu M\u011bs\u00edce","item":"https:\/\/www.emde.cz\/proc-vzdy-vidime-jen-jednu-stranu-mesice\/#breadcrumbitem"}]}]