{"id":626034,"date":"2026-01-18T23:26:32","date_gmt":"2026-01-18T22:26:32","guid":{"rendered":"https:\/\/cronologia-universale.it\/1969-15\/"},"modified":"2026-01-18T23:26:32","modified_gmt":"2026-01-18T22:26:32","slug":"may-15-1963","status":"publish","type":"post","link":"https:\/\/cronologia-universale.it\/en\/may-15-1963\/","title":{"rendered":"May 15, 1963"},"content":{"rendered":"<p>Leroy Gordo Cooper is the last Mercury pilot: he completes 22 orbits and even manages to fall asleep for several hours. Gordon Cooper (in my opinion the most likeable of the Mercury Seven) thus successfully concludes the Mercury Program, paving the way for the Gemini and Apollo programs.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Leroy Gordo Cooper is the last Mercury pilot: he completes 22 orbits and even manages&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[29],"tags":[],"class_list":["post-626034","post","type-post","status-publish","format-standard","hentry","category-as-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>May 15, 1963 - Cronologia Universale<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cronologia-universale.it\/en\/may-15-1963\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"May 15, 1963 - 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