{"id":621946,"date":"2026-01-18T21:09:30","date_gmt":"2026-01-18T20:09:30","guid":{"rendered":"https:\/\/cronologia-universale.it\/1905-9\/"},"modified":"2026-01-18T21:09:30","modified_gmt":"2026-01-18T20:09:30","slug":"1892-10","status":"publish","type":"post","link":"https:\/\/cronologia-universale.it\/en\/1892-10\/","title":{"rendered":"1892"},"content":{"rendered":"

Grove Karl Gilbert, a planetary geologist, was the first to propose, in academic circles, that lunar craters were not volcanic but impact craters. He had also proposed, years earlier, incorrectly, that Meteor Crater in Arizona was due to the explosion of underground steam accumulated by volcanic lava flows, but in fact no meteorite remains had yet been discovered in Meteor Crater.<\/p>\n","protected":false},"excerpt":{"rendered":"

Grove Karl Gilbert, a planetary geologist, was the first to propose, in academic circles, that…<\/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":[43],"tags":[],"class_list":["post-621946","post","type-post","status-publish","format-standard","hentry","category-vg-en"],"acf":[],"yoast_head":"\n1892 - 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\/1892-10\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"1892 - Cronologia Universale\" \/>\n<meta property=\"og:description\" content=\"Grove Karl Gilbert, a planetary geologist, was the first to propose, in academic circles, that...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cronologia-universale.it\/en\/1892-10\/\" \/>\n<meta property=\"og:site_name\" content=\"Cronologia Universale\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-18T20:09:30+00:00\" \/>\n<meta name=\"author\" content=\"Rick\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Rick\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/cronologia-universale.it\/en\/1892-10\/\",\"url\":\"https:\/\/cronologia-universale.it\/en\/1892-10\/\",\"name\":\"1892 - 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