[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.krahula.cz\/zajima-vas-astronomie\/#Article","mainEntityOfPage":"https:\/\/www.krahula.cz\/zajima-vas-astronomie\/","headline":"Zaj\u00edm\u00e1 v\u00e1s astronomie?","name":"Zaj\u00edm\u00e1 v\u00e1s astronomie?","description":"Obloha udivovala \u010dlov\u011bka u\u017e v dob\u011b, kdy \u017eil je\u0161t\u011b v jeskyni. Z\u00e1jem o ni pramenil zprvu z n\u00e1bo\u017eensk\u00e9 v\u00edry – hv\u011bzdy pova\u017eovali tehdej\u0161\u00ed lid\u00e9 za bo\u017estva. D\u016fkazy o tom, \u017ee si na\u0161i prap\u0159edkov\u00e9 zaznamen\u00e1vali na zv\u00ed\u0159ec\u00edch kostech jednotliv\u00e9 f\u00e1ze M\u011bs\u00edce, poch\u00e1zej\u00ed u\u017e z doby kamenn\u00e9, tj. 32000 let p\u0159. n. l. ·         500 let p\u0159. n. l. – na […]","datePublished":"2019-12-19","dateModified":"2023-05-31","author":{"@type":"Person","@id":"https:\/\/www.krahula.cz\/author\/devene\/#Person","name":"devene","url":"https:\/\/www.krahula.cz\/author\/devene\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/82449f5dd313bdc88befc1a2d3138ce45c5e7d5eeee84221e3cf7fbc184b80d3?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/82449f5dd313bdc88befc1a2d3138ce45c5e7d5eeee84221e3cf7fbc184b80d3?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"krahula.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.krahula.cz\/wp-content\/uploads\/img_a364235_w4266_t1576927198.jpg","url":"https:\/\/www.krahula.cz\/wp-content\/uploads\/img_a364235_w4266_t1576927198.jpg","height":0,"width":0},"url":"https:\/\/www.krahula.cz\/zajima-vas-astronomie\/","about":["V\u011bda"],"wordCount":474,"articleBody":"Obloha udivovala \u010dlov\u011bka u\u017e v dob\u011b, kdy \u017eil je\u0161t\u011b v jeskyni. Z\u00e1jem o ni pramenil zprvu z n\u00e1bo\u017eensk\u00e9 v\u00edry – hv\u011bzdy pova\u017eovali tehdej\u0161\u00ed lid\u00e9 za bo\u017estva. D\u016fkazy o tom, \u017ee si na\u0161i prap\u0159edkov\u00e9 zaznamen\u00e1vali na zv\u00ed\u0159ec\u00edch kostech jednotliv\u00e9 f\u00e1ze M\u011bs\u00edce, poch\u00e1zej\u00ed u\u017e z doby kamenn\u00e9, tj. 32000 let p\u0159. n. l.·         500 let p\u0159. n. l. – na takto star\u00e9 Babylonsk\u00e9 desce jsou z\u00e1znamy, popisuj\u00edc\u00ed pohyb hv\u011bzd a planet·         300 let p\u0159. n. l. – Mayov\u00e9 podle pohybu Venu\u0161e sestavili p\u0159esn\u00fd kalend\u00e1\u0159·         240 let p\u0159. n. l. – z t\u00e9 doby poch\u00e1z\u00ed prvn\u00ed z\u00e1znamy z \u010c\u00edny o pozorov\u00e1n\u00ed Halleyovy komety·         roku 1054 – \u010d\u00edn\u0161t\u00ed astronomov\u00e9 pozorovali v\u00fdbuch supernovy v souhv\u011bzd\u00ed B\u00fdka – tak vznikla Krab\u00ed mlhovina·         1066 – byl pozorov\u00e1n n\u00e1vrat Halleyovy komety·         1543 – sv\u00fdm pozorov\u00e1n\u00edm, m\u011b\u0159en\u00edm a v\u00fdpo\u010dty podal Mikol\u00e1\u0161 Kopern\u00edk d\u016fkaz, \u017ee nikoli Zem\u011b, ale Slunce je st\u0159edem vesm\u00edru·         1610 – Galileo Galilei jako prvn\u00ed pou\u017eil pro astronomick\u00e1 b\u00e1d\u00e1n\u00ed dalekohled; etc., etc.Astronomie lidi fascinovala od sam\u00e9ho po\u010d\u00e1tku v\u011bdeck\u00e9ho b\u00e1d\u00e1n\u00ed. Dnes, kdy\u017e jsou lidsk\u00e9 znalosti o vesm\u00edru hlubok\u00e9, je z\u00e1jem o astronomii je\u0161t\u011b v\u011bt\u0161\u00ed. V\u017edy\u0165 ka\u017ed\u00fd nov\u00fd poznatek otv\u00edr\u00e1 dve\u0159e k dal\u0161\u00edmu nezn\u00e1m\u00e9mu. \u010c\u00edm v\u00edce nahl\u00ed\u017eej\u00ed v\u011bdci do hlubin vesm\u00edru, t\u00edm v\u00edce z\u00e1had objevuj\u00ed a s nimi vyvst\u00e1vaj\u00ed dal\u0161\u00ed a dal\u0161\u00ed ot\u00e1zky.Jak je to s vybuchuj\u00edc\u00edmi hv\u011bzdami, takzvan\u00fdmi supernovami? Ty p\u0159i sv\u00e9 explozi vyz\u00e1\u0159\u00ed sto miliard kr\u00e1t v\u011bt\u0161\u00ed energii ne\u017e na\u0161e Slunce. P\u0159itom vznikaj\u00ed nesm\u00edrn\u011b hust\u00e9 neutronov\u00e9 hv\u011bzdy – ob\u0159\u00ed koule, ot\u00e1\u010dej\u00edc\u00ed se kolem sv\u00e9 osy stokr\u00e1t za vte\u0159inu a s hmotnost\u00ed cel\u00e9ho planet\u00e1rn\u00edho syst\u00e9mu.Na kraji ji\u017e poznan\u00e9 \u010d\u00e1sti vesm\u00edru vyst\u0159eluj\u00ed kvazary proudy nabit\u00fdch \u010d\u00e1stic miliony sv\u011bteln\u00fdch let daleko. Podivn\u00e9 \u010dern\u00e9 d\u00edry deformuj\u00ed prostor i \u010das a pohlcuj\u00ed sv\u011btlo. A pak je tam n\u011bkde je\u0161t\u011b t\u011b\u017eko pochopiteln\u00e1 temn\u00e1 energie a tak\u00e9 temn\u00e1 hmota, kterou nedok\u00e1\u017eeme prozat\u00edm nijak detekovat, ale d\u00edky propo\u010dt\u016fm v\u00edme, \u017ee existovat mus\u00ed…                                                                                                                                                                                                                                                                                                                                                                                                "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Zaj\u00edm\u00e1 v\u00e1s astronomie?","item":"https:\/\/www.krahula.cz\/zajima-vas-astronomie\/#breadcrumbitem"}]}]