{"id":172987,"date":"2026-08-08T16:58:15","date_gmt":"2026-08-08T16:58:15","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/172987\/"},"modified":"2026-08-08T16:58:15","modified_gmt":"2026-08-08T16:58:15","slug":"zeme-jako-promacknuty-balon-unikatni-vizualizace-odhaluje-jak-planetu-tvaruje-gravitace","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/172987\/","title":{"rendered":"Zem\u011b jako prom\u00e1\u010dknut\u00fd bal\u00f3n: Unik\u00e1tn\u00ed vizualizace odhaluje, jak planetu tvaruje gravitace"},"content":{"rendered":"

\n Americk\u00e1 vesm\u00edrn\u00e1 agentura NASA p\u0159edstavila vizualizaci, na kter\u00e9 Zem\u011b vypad\u00e1 jako prom\u00e1\u010dknut\u00fd bal\u00f3n. Jde o takzvan\u00fd geoid, kter\u00fd odhaluje tvar planety \u010dist\u011b pod vlivem zemsk\u00e9 gravitace. Za vznikem nov\u011b zve\u0159ejn\u011bn\u00e9ho v\u011bdeck\u00e9ho modelu stoj\u00ed patn\u00e1ct let satelitn\u00edho v\u00fdzkumu.\n <\/p>\n

NASA<\/a> uk\u00e1zala, jak by na\u0161e planeta mohla vypadat, pokud by byla formov\u00e1na v\u00fdhradn\u011b zemskou gravitac\u00ed. Nov\u00e1 vizualizace zobrazuje Zemi jako takzvan\u00fd geoid. Ten ilustruje, jak by vypadala oce\u00e1nsk\u00e1 hladina bez p\u016fsoben\u00ed v\u011btru, mo\u0159sk\u00fdch proud\u016f, pevniny nebo p\u0159\u00edlivu a odlivu.<\/p>\n

\u010cT\u011aTE TAK\u00c9: \u010cesk\u00e1 stopa na ob\u011b\u017en\u00e9 dr\u00e1ze. Zd\u00e1nliv\u011b oby\u010dejn\u00e1 kostka m\u011bn\u00ed Brno ve vesm\u00edrnou velmoc<\/a><\/p>\n

P\u0159esn\u00e1 m\u011b\u0159en\u00ed ukazuj\u00ed, \u017ee gravita\u010dn\u00ed pole Zem\u011b nen\u00ed v\u0161ude stejn\u00e9. Pr\u00e1v\u011b kv\u016fli t\u011bmto odchylk\u00e1m p\u0159ipom\u00edn\u00e1 planeta ve zm\u00edn\u011bn\u00e9 vizualizaci prom\u00e1\u010dknut\u00fd bal\u00f3n a jej\u00ed povrch je pln\u00fd hrbolk\u016f, v\u00fdb\u011b\u017ek\u016f a prohlubn\u00ed.<\/p>\n

Tuto specifickou strukturu v\u0161ak viditeln\u011b zachycuje a\u017e model, kter\u00fd realitu 10 000kr\u00e1t zveli\u010duje. Ve skute\u010dnosti se toti\u017e zm\u011bny pohybuj\u00ed jen v \u0159\u00e1du des\u00edtek metr\u016f nadmo\u0159sk\u00e9 v\u00fd\u0161ky. Tyto odchylky gravita\u010dn\u00edho pole jsou z vesm\u00edru prakticky nepost\u0159ehnuteln\u00e9, jak zmi\u0148uje tak\u00e9 den\u00edk AS<\/a>. Na projekci v re\u00e1ln\u00fdch proporc\u00edch proto planeta vypad\u00e1 jako t\u00e9m\u011b\u0159 dokonale hladk\u00e1 koule.<\/p>\n

Od islandsk\u00e9ho hrbolu po indickou prohlube\u0148<\/p>\n

Nejv\u00fdrazn\u011bji gravitace tvaruje hladinu v oblasti Islandu, kde vytv\u00e1\u0159\u00ed v\u00fdstupky dosahuj\u00edc\u00ed a\u017e plus 85 metr\u016f. Nejv\u011bt\u0161\u00ed propad naopak nast\u00e1v\u00e1 v ji\u017en\u00ed Indii, kde se hladina dost\u00e1v\u00e1 a\u017e na m\u00ednus 106 metr\u016f.<\/p>\n

\n \u010ct\u011bte tak\u00e9\n <\/p>\n

<\/p>\n

\"\u010cerven\u00ed<\/p>\n

<\/a><\/p>\n

\n \u010ct\u011bte tak\u00e9\n <\/p>\n

<\/p>\n

\n P\u0159i bou\u0159ce na Chrudimsku tan\u010dili \u201e\u010derven\u00ed sk\u0159\u00edtci\u201c. \u010cesk\u00fd astronom zachytil vz\u00e1cn\u00fd \u00fakaz\n <\/p>\n

<\/a><\/p>\n

18. \u010dvc 2026, 13:18<\/p>\n

6 min \u010dten\u00ed<\/p>\n

Je v\u0161ak d\u016fle\u017eit\u00e9 zd\u016fraznit, \u017ee se nejedn\u00e1 o skute\u010dnou fyzickou podobu na\u0161\u00ed planety, ale pouze o v\u011bdeckou simulaci. Jak v t\u00e9to souvislosti NASA upozor\u0148uje, popul\u00e1rn\u00ed sn\u00edmky zma\u010dkan\u00e9 Zem\u011b ter\u00e9nn\u00ed odchylky um\u011ble zv\u00fdraz\u0148uj\u00ed. Pr\u00e1v\u011b toto z\u00e1m\u011brn\u00e9 zveli\u010den\u00ed n\u00e1m v\u0161ak umo\u017e\u0148uje nahl\u00ed\u017eet na na\u0161i planetu ze zcela nov\u00e9 perspektivy.<\/p>\n

Za vznikem t\u00e9to vizualizace stoj\u00ed patn\u00e1ct let v\u00fdzkumu a v\u00edce ne\u017e miliarda pozorov\u00e1n\u00ed prov\u00e1d\u011bn\u00fdch na devaten\u00e1cti satelitech. Jedn\u00e1 se o model gravita\u010dn\u00edho pole, kter\u00fd byl vypo\u010d\u00edt\u00e1n pouze na z\u00e1klad\u011b t\u011bchto satelitn\u00edch m\u011b\u0159en\u00ed v r\u00e1mci projektu GOCO (Gravity Observation Combination).<\/p>\n

MOHLO BY V\u00c1S ZAJ\u00cdMAT: Tragick\u00fd konec p\u00e1tr\u00e1n\u00ed na jeze\u0159e Most. Policist\u00e9 na\u0161li t\u011blo jednoho ze zmizel\u00fdch mu\u017e\u016f<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"Americk\u00e1 vesm\u00edrn\u00e1 agentura NASA p\u0159edstavila vizualizaci, na kter\u00e9 Zem\u011b vypad\u00e1 jako prom\u00e1\u010dknut\u00fd bal\u00f3n. Jde o takzvan\u00fd geoid, kter\u00fd…\n","protected":false},"author":2,"featured_media":172988,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[13],"tags":[13569,42081,1542,8803,74,73,78,75,77,76,12075,1139,4095,6293],"class_list":["post-172987","post","type-post","status-publish","format-standard","has-post-thumbnail","category-veda-a-technika","tag-gravitace","tag-kosmicka-agentura","tag-nasa","tag-prirodni-vedy","tag-science","tag-science-technology","tag-technika","tag-technology","tag-veda","tag-veda-a-technika","tag-vedecky-vyzkum","tag-vizualizace","tag-vyzkum","tag-zeme"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/117060954364273608","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/172987","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/comments?post=172987"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/172987\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/172988"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=172987"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=172987"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=172987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}