{"id":275,"date":"2026-02-23T16:09:00","date_gmt":"2026-02-23T07:09:00","guid":{"rendered":"https:\/\/croissant.u-tokyo.ac.jp\/en\/?p=275"},"modified":"2026-03-31T16:12:32","modified_gmt":"2026-03-31T07:12:32","slug":"held-an-astronomy-workshop-for-high-school-students-6","status":"publish","type":"post","link":"https:\/\/croissant.u-tokyo.ac.jp\/en\/blog\/held-an-astronomy-workshop-for-high-school-students-6\/","title":{"rendered":"Held an Astronomy Workshop for High School Students"},"content":{"rendered":"\n<p>On February 21 (Sat.) and 22 (Sun.), 2026, we held an astronomy training for students from Ena High School in Gifu Prefecture. They estimated the distance to galaxies from photographs of galaxies and used the recession speeds of these galaxies to determine the age of the universe.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img src=\"http:\/\/utops.s.u-tokyo.ac.jp\/en\/wordpress\/wp-content\/uploads\/2026\/03\/ena01s-768x1024.png\" alt=\"\" class=\"wp-image-1498\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img src=\"http:\/\/utops.s.u-tokyo.ac.jp\/en\/wordpress\/wp-content\/uploads\/2026\/03\/DSC_2215s-1024x700.png\" alt=\"\" class=\"wp-image-1499\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img src=\"http:\/\/utops.s.u-tokyo.ac.jp\/en\/wordpress\/wp-content\/uploads\/2026\/03\/DSC_2217s-1024x705.png\" alt=\"\" class=\"wp-image-1500\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img src=\"http:\/\/utops.s.u-tokyo.ac.jp\/en\/wordpress\/wp-content\/uploads\/2026\/03\/ena02s-1024x768.png\" alt=\"\" class=\"wp-image-1501\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img src=\"http:\/\/utops.s.u-tokyo.ac.jp\/en\/wordpress\/wp-content\/uploads\/2026\/03\/104_0051s-1024x834.png\" alt=\"\" class=\"wp-image-1502\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img src=\"http:\/\/utops.s.u-tokyo.ac.jp\/en\/wordpress\/wp-content\/uploads\/2026\/03\/DSC_2225s-1024x701.png\" alt=\"\" class=\"wp-image-1503\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>On February 21 (Sat.) and 22 (Sun.), 2026, we held an astronomy training for students from Ena High School in Gifu Prefecture. They estimated the distance to galaxies from photographs of galaxies and used the recession speeds of these galaxies to determine the age of the universe.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[3],"tags":[],"_links":{"self":[{"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/posts\/275"}],"collection":[{"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/comments?post=275"}],"version-history":[{"count":1,"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/posts\/275\/revisions"}],"predecessor-version":[{"id":276,"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/posts\/275\/revisions\/276"}],"wp:attachment":[{"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/media?parent=275"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/categories?post=275"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/croissant.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/tags?post=275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}