{"id":851,"date":"2006-08-23T09:22:00","date_gmt":"2006-08-23T07:22:00","guid":{"rendered":"https:\/\/kids.esa.int\/useful_space_did_you_know_that\/"},"modified":"2026-10-08T00:32:59","modified_gmt":"2026-10-07T22:32:59","slug":"useful_space_did_you_know_that","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/it\/useful_space_did_you_know_that\/","title":{"rendered":"Lo sapevi che\u2026"},"content":{"rendered":"<div class=\"lede\">\n<p>Il primo satellite per le comunicazioni \u00e8 stato la Luna. Gli ingegneri dell'Esercito degli Stati Uniti fecero rimbalzare segnali sulla Luna nel 1951. Lo fecero di nuovo nel 1955, durante un black-out delle comunicazioni dovuto a una tempesta solare.<\/p>\n<\/div>\n<p>Due dei primi satelliti artificiali per le comunicazioni sono stati grandi palloni lucenti che riflettevano i segnali radio. Si chiamavano Echo 1 e 2.<\/p>","protected":false},"excerpt":{"rendered":"<p>The first communications satellite was the Moon. US Army engineers bounced signals off the Moon in 1951. They did so again in 1955, during a communications blackout caused by a [&hellip;]<\/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\/telescopic_view_of_the_whole_moon_seen_from_earth2\/17865823-3-eng-GB\/Telescopic_view_of_the_whole_Moon_seen_from_Earth.jpg","esa_banner_description":"Telescopic view of the whole Moon seen from Earth","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2000\/11\/Telescopic_view_of_the_whole_Moon_seen_from_Earth2","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":[10,54,40],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-851","post","type-post","status-publish","format-standard","hentry","category-learn","category-space-technologies-on-earth","category-technology","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/posts\/851","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/comments?post=851"}],"version-history":[{"count":1,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/posts\/851\/revisions"}],"predecessor-version":[{"id":1994,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/posts\/851\/revisions\/1994"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/media?parent=851"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/categories?post=851"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/tags?post=851"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/panel?post=851"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/language?post=851"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/age?post=851"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/duration?post=851"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/resource_type?post=851"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/audience?post=851"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/it\/wp-json\/wp\/v2\/wf_post_folders?post=851"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}