{"id":118866,"date":"2025-12-17T14:26:20","date_gmt":"2025-12-17T14:26:20","guid":{"rendered":"https:\/\/www.europesays.com\/fi\/118866\/"},"modified":"2025-12-17T14:26:20","modified_gmt":"2025-12-17T14:26:20","slug":"ennennakematonta-aurinkokunnassa-havaittu-outo-ilmio-haastaa-fysiikan-lait","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fi\/118866\/","title":{"rendered":"Ennenn\u00e4kem\u00e4t\u00f6nt\u00e4: Aurinkokunnassa havaittu outo ilmi\u00f6 haastaa fysiikan lait"},"content":{"rendered":"<p>Alfv\u00e9n-aallot ovat ionien aiheuttamaa plasman v\u00e4r\u00e4htely\u00e4 magneettikentiss\u00e4, miss\u00e4 plasma v\u00e4r\u00e4htelee kohtisuoraan magneettikent\u00e4n viivoihin n\u00e4hden. Alfv\u00e9n-aaltoja on havaittu my\u00f6s Jupiterissa.<\/p>\n<p>Juno havaitsi kuitenkin, ett\u00e4 Alfv\u00e9n-aallot muuttuivat v\u00e4hitellen Langmuir-aaltoiksi, jotka ovat nopeita elektronien v\u00e4r\u00e4htelyj\u00e4. T\u00e4ll\u00f6in plasma alkaa v\u00e4rist\u00e4 magneettikent\u00e4n suuntaisesti.<\/p>\n<p>Analyysit osoittivat, ett\u00e4 voimakkaasti magneettinen tiheydelt\u00e4\u00e4n matala plasma k\u00e4ytt\u00e4ytyy kuten n\u00e4m\u00e4 kaksi aaltotyyppi\u00e4. Kyseess\u00e4 on ensimm\u00e4inen kerta, kun vastaavia aaltoja on havaittu plasmassa miss\u00e4\u00e4n <a href=\"https:\/\/tieku.fi\/maailmankaikkeus\" class=\"hover:font-bold\" rel=\"nofollow noopener\" target=\"_blank\">universumissa<\/a>.<\/p>\n<p><strong>Nasa seuraa jatkuvasti asteroideja, jotka ovat t\u00f6rm\u00e4yskurssilla Maan kanssa. Lue lis\u00e4\u00e4 siit\u00e4, milloin viisi vaarallisinta, halkaisijaltaan yli 100-metrist\u00e4 asteroidia voi t\u00f6rm\u00e4t\u00e4 Maahan.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"Alfv\u00e9n-aallot ovat ionien aiheuttamaa plasman v\u00e4r\u00e4htely\u00e4 magneettikentiss\u00e4, miss\u00e4 plasma v\u00e4r\u00e4htelee kohtisuoraan magneettikent\u00e4n viivoihin n\u00e4hden. Alfv\u00e9n-aaltoja on havaittu my\u00f6s&hellip;\n","protected":false},"author":2,"featured_media":118867,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[115],"tags":[33,31,30,455,454,118,32,119],"class_list":{"0":"post-118866","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-fysiikka","8":"tag-fi","9":"tag-finland","10":"tag-finnish","11":"tag-fysiikka","12":"tag-physics","13":"tag-science","14":"tag-suomi","15":"tag-tiede"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@fi\/115735375599719089","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/posts\/118866","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=118866"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/posts\/118866\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/media\/118867"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/media?parent=118866"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/categories?post=118866"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/tags?post=118866"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}