{"id":134843,"date":"2026-01-06T10:00:10","date_gmt":"2026-01-06T10:00:10","guid":{"rendered":"https:\/\/www.europesays.com\/fi\/134843\/"},"modified":"2026-01-06T10:00:10","modified_gmt":"2026-01-06T10:00:10","slug":"taivaan-tulet-ovat-myrskyn-merkki-vuonna-1859-maan-viestintateknologia-kaatui-kerrasta-koti","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fi\/134843\/","title":{"rendered":"Taivaan tulet ovat myrskyn merkki \u2013 vuonna 1859 Maan viestint\u00e4teknologia kaatui kerrasta &#8211; Koti"},"content":{"rendered":"<p>Jos auringon voimakas hiukkaspurkaus osuu kohti maata, s\u00e4hk\u00f6j\u00e4rjestelm\u00e4 kokee kovia.<\/p>\n<p><a class=\"ArticleImage_imageContainer__e0EST\" href=\"https:\/\/www.europesays.com\/fi\/wp-content\/uploads\/2026\/01\/5j-6qMG_loMrfJlaK4_9BXzDsTs.jpg\"><img decoding=\"async\" src=\"https:\/\/www.europesays.com\/fi\/wp-content\/uploads\/2026\/01\/5j-6qMG_loMrfJlaK4_9BXzDsTs.jpg\" alt=\"Revontulet ovat kiehtoneet ihmisi\u00e4 kautta vuosituhansien.\" loading=\"lazy\"\/><\/a><\/p>\n<p>Revontulet ovat kiehtoneet ihmisi\u00e4 kautta vuosituhansien.\u00a0Kuva: Antti Pietik\u00e4inen<\/p>\n<p class=\"RichTextParagraph_richTextParagraph__Wxs3t undefined\">Auringosta tuleva hiukkasmyrsky saa aikaan komeita revontulia. Se voi my\u00f6s vahingoittaa satelliitteja sek\u00e4 lamauttaa s\u00e4hk\u00f6- ja tietoliikenneverkkoja. <\/p>\n<p class=\"RichTextParagraph_richTextParagraph__Wxs3t undefined\">Vuonna 1859 viestint\u00e4teknologia perustui lenn\u00e4ttimiin. Tuolloin yksinkertaisen morsetukseen perustuva koodiviestint\u00e4 kaatui kerrasta. Voimakas aurinkohiukkasten purkaus suuntautui kohti Maata, mik\u00e4 rikkoi laitteita ja johtoja. <\/p>\n<p class=\"RichTextParagraph_richTextParagraph__Wxs3t undefined\">Dokumenttielokuva Revontulien armoilla kertoo uutta tietoa aurinkomyrskyst\u00e4. Ohjauksesta vasta Simo Sipola.<\/p>\n<p>Yle TV1 tiistai klo 8.00, Yle Areena<\/p>\n","protected":false},"excerpt":{"rendered":"Jos auringon voimakas hiukkaspurkaus osuu kohti maata, s\u00e4hk\u00f6j\u00e4rjestelm\u00e4 kokee kovia. Revontulet ovat kiehtoneet ihmisi\u00e4 kautta vuosituhansien.\u00a0Kuva: Antti Pietik\u00e4inen&hellip;\n","protected":false},"author":2,"featured_media":134844,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[453,33,31,30,118,452,32,119],"class_list":{"0":"post-134843","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-avaruus","8":"tag-avaruus","9":"tag-fi","10":"tag-finland","11":"tag-finnish","12":"tag-science","13":"tag-space","14":"tag-suomi","15":"tag-tiede"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@fi\/115847575793307234","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/posts\/134843","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/comments?post=134843"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/posts\/134843\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/media\/134844"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/media?parent=134843"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/categories?post=134843"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/tags?post=134843"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}