{"id":874,"date":"2011-04-29T12:55:00","date_gmt":"2011-04-29T10:55:00","guid":{"rendered":"https:\/\/kids.esa.int\/life_after_space\/"},"modified":"2026-10-08T00:33:15","modified_gmt":"2026-10-07T22:33:15","slug":"life_after_space","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/cs\/life_after_space\/","title":{"rendered":"\u017divot po vesm\u00edru"},"content":{"rendered":"
\n

Vesm\u00edrn\u00e1 mise m\u016f\u017ee trvat od jednoho t\u00fddne a\u017e po \u0161est m\u011bs\u00edc\u016f, ale co se stane, kdy\u017e se pos\u00e1dka vr\u00e1t\u00ed na Zemi? B\u011bhem n\u011bkolika hodin se ocitnou v prost\u0159ed\u00ed s norm\u00e1ln\u00ed gravitac\u00ed po pobytu ve stavu bezt\u00ed\u017ee. M\u00edsto \u017eivota, kde v\u0161e m\u00e1 tendenci se vzn\u00e1\u0161et, se vracej\u00ed na planetu, kde ka\u017ed\u00fd pohyb vy\u017eaduje n\u00e1mahu.<\/p>\n<\/div>\n

Znovu si zvyknout na zemskou gravitaci je obt\u00ed\u017en\u00e9, proto\u017ee jejich svaly a kosti zesl\u00e1bly a srdce mus\u00ed vynalo\u017eit mnohem v\u011bt\u0161\u00ed \u00fasil\u00ed, aby pumpovalo krev do cel\u00e9ho t\u011bla. Astronaut\u016fm vracej\u00edc\u00edm se v lodi Sojuz mus\u00ed na pomoc p\u0159ij\u00edt rusk\u00fd z\u00e1chrann\u00fd person\u00e1l, kter\u00fd je odnese k \u010dekaj\u00edc\u00edm vrtuln\u00edk\u016fm, kde nastoup\u00ed na prvn\u00ed \u010d\u00e1st cesty dom\u016f.<\/p>\n

I ti, kte\u0159\u00ed se vrac\u00ed raketopl\u00e1nem, \u010dasto poci\u0165uj\u00ed z\u00e1vrat\u011b. N\u011bkte\u0159\u00ed mohou dokonce omdl\u00edt. Maj\u00ed tak\u00e9 pot\u00ed\u017ee se vst\u00e1v\u00e1n\u00edm, ch\u016fz\u00ed, zat\u00e1\u010den\u00edm a udr\u017een\u00edm rovnov\u00e1hy. Pokud zav\u0159ou o\u010di, hroz\u00ed, \u017ee upadnou. Dokonce i sp\u00e1nek m\u016f\u017ee b\u00fdt obt\u00ed\u017en\u00fd. N\u011bkte\u0159\u00ed kosmonauti uv\u00e1d\u011bj\u00ed, \u017ee i n\u011bkolik m\u011bs\u00edc\u016f po letu se jim n\u011bkdy stane, \u017ee jim uprost\u0159ed vzduchu vyklouzne z ruky \u0161\u00e1lek nebo jin\u00fd p\u0159edm\u011bt \u2013 a jsou \u0161okov\u00e1ni, kdy\u017e dopadne na podlahu! Zvyknout si na norm\u00e1ln\u00ed stav m\u016f\u017ee trvat t\u0159i a\u017e \u010dty\u0159i dny po kr\u00e1tk\u00fdch letech, ale a\u017e \u010dty\u0159i t\u00fddny \u010di d\u00e9le po \u0161estim\u011bs\u00ed\u010dn\u00edm pobytu na Mezin\u00e1rodn\u00ed vesm\u00edrn\u00e9 stanici.<\/p>\n

Jin\u00e9 vedlej\u0161\u00ed \u00fa\u010dinky trvaj\u00ed mnohem d\u00e9le, ne\u017e se z nich \u010dlov\u011bk vzpamatuje. Sn\u00ed\u017een\u00ed hustoty kost\u00ed vede k vy\u0161\u0161\u00edmu riziku zlomenin. Oslaben\u00e9 svaly zt\u011b\u017euj\u00ed zved\u00e1n\u00ed i lehk\u00fdch p\u0159edm\u011bt\u016f nebo prov\u00e1d\u011bn\u00ed ka\u017edodenn\u00edch \u010dinnost\u00ed. Je v\u0161ak t\u011b\u017ek\u00e9 odolat kouzlu cestov\u00e1n\u00ed do vesm\u00edru. Osm lid\u00ed let\u011blo do vesm\u00edru alespo\u0148 \u0161estkr\u00e1t. Rus Valerij Poljakov str\u00e1vil na ob\u011b\u017en\u00e9 dr\u00e1ze 240 dn\u00ed a o n\u011bkolik let pozd\u011bji se tam vr\u00e1til na dal\u0161\u00edch 437 dn\u00ed!<\/p>","protected":false},"excerpt":{"rendered":"

A space mission may last anything from a week to six months, but what happens when the crew returns to Earth? Within a few hours, they are transported from a […]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2000\/11\/jean-pierre_haignere_returns_from_mir2\/17866120-3-eng-GB\/Jean-Pierre_Haignere_returns_from_MIR.jpg","esa_banner_description":"","esa_banner_credit":"ESA\/CNES","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2000\/11\/Jean-Pierre_Haignere_returns_from_MIR2","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[28,10,13],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-874","post","type-post","status-publish","format-standard","hentry","category-astronauts","category-learn","category-life-in-space"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/874","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/comments?post=874"}],"version-history":[{"count":1,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/874\/revisions"}],"predecessor-version":[{"id":2017,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/874\/revisions\/2017"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/media?parent=874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/categories?post=874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/tags?post=874"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/panel?post=874"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/language?post=874"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/age?post=874"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/duration?post=874"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/resource_type?post=874"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/audience?post=874"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/wf_post_folders?post=874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}