{"id":800042,"date":"2026-01-08T12:48:31","date_gmt":"2026-01-08T17:48:31","guid":{"rendered":"https:\/\/spaceweekly.com\/?p=800042"},"modified":"2026-01-08T12:48:31","modified_gmt":"2026-01-08T17:48:31","slug":"best-of-2025-artemis-ii-countdown-demonstration-test","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=800042","title":{"rendered":"Best of 2025: Artemis II Countdown Demonstration Test"},"content":{"rendered":"<p> <br \/>\n<br \/><\/p>\n<div xmlns:default=\"http:\/\/www.w3.org\/2000\/svg\">\n<p class=\"hds-attachment-single__caption color-carbon-05 padding-0 p-sm\">Artemis II crewmembers (left to right) NASA astronauts Christina Koch, mission specialist; and Victor Glover, pilot; CSA (Canadian Space Agency) astronaut Jeremy Hansen, mission specialist; and NASA astronaut Reid Wiseman, commander are led to the crew access arm as they prepare to board their Orion spacecraft atop NASA\u2019s Space Launch System rocket during the Artemis II countdown demonstration test on Dec. 20, 2025.<\/p>\n<p>Image Credit: NASA\/Joel Kowsky<\/p>\n<p class=\"hds-attachment-single__image_article color-carbon-05 padding-0 p-sm\"><span class=\"line-height-alt-1 color-spacesuit-white\">Read More<\/span><default:svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 32 32\" fill=\"none\"><default:circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"\/><default:path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"\/><\/default:svg><\/p>\n<\/div>\n<div xmlns:default=\"http:\/\/www.w3.org\/2000\/svg\">\n<div class=\"hds-social-share hds-share\" id=\"social-share-popover\">\n<p><span class=\"font-size--x-small\" id=\"copy-to-clipboard\">https:\/\/www.nasa.gov\/image-detail\/artemis-ii-countdown-demonstration-test-6\/<\/span><button class=\"usa-button usa-button--unstyled\" id=\"copy-url\"><span class=\"screen-reader-text\">Copy URL to clipboard&gt;<\/span><\/button><\/p>\n<p>\t<span id=\"alert-label\"\/>\n<\/div>\n<p><span>Download<\/span><default:svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" version=\"1.1\" x=\"0px\" y=\"0px\" viewbox=\"0 0 30 30\" style=\"enable-background:new 0 0 30 30;\" xml:space=\"preserve\"><default:g><default:polygon fill=\"#fff\" points=\"27,21 27,25.5 3,25.5 3,21 0,21 0,28.6 2.5,28.6 3,28.6 27,28.6 30,28.6 30,25.5 30,21 \"\/><default:polygon fill=\"#fff\" points=\"24.6,13.5 22.6,11.6 16.4,17.4 16.4,1.4 13.6,1.4 13.6,17.3 7.5,11.5 5.4,13.5 15,22.5 \"\/><\/default:g><\/default:svg><button class=\"usa-button hds-button hds-button-share\" id=\"social-share-button\"><span>Share<\/span><default:svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" version=\"1.1\" x=\"0px\" y=\"0px\" viewbox=\"0 0 30 30\" style=\"enable-background:new 0 0 30 30;\" xml:space=\"preserve\"><default:g><default:path fill=\"#fff\" d=\"M24.8,0c2.2,0.1,4,1.6,4.4,3.7c0.5,2.5-1.2,4.9-3.8,5.3c-1.4,0.2-2.6-0.2-3.6-1.1c-0.1-0.1-0.1,0-0.2,0 c-1.1,0.6-2.1,1.2-3.2,1.7c-2.1,1.1-4.2,2.2-6.2,3.4c-0.8,0.4-1.6,0.8-2.4,1.3c-0.1,0.1-0.1,0.1-0.1,0.2c0,0.4,0,0.7,0,1.1 c0,0.1,0,0.2,0.1,0.2c1.4,0.7,2.7,1.5,4.1,2.2c1.7,0.9,3.4,1.8,5.1,2.7c0.9,0.5,1.7,0.9,2.5,1.4c0.1,0.1,0.2,0.1,0.3,0 c1-0.8,2.2-1.2,3.4-1c2,0.2,3.6,1.8,3.9,3.7c0.4,2.5-1.2,4.8-3.7,5.2c-2.4,0.4-4.8-1.3-5.2-3.7c-0.1-0.4-0.1-0.9,0-1.3 c0-0.1,0-0.1-0.1-0.2c-1.4-0.7-2.7-1.5-4.1-2.2c-1.5-0.8-3-1.6-4.4-2.4c-1.1-0.6-2.2-1.2-3.3-1.8c-0.1,0-0.1,0-0.2,0 c-0.9,0.8-2,1.1-3.2,1.1c-2.1-0.1-3.8-1.7-4.2-3.7C0.4,13.3,2,11,4.5,10.6c1.4-0.2,2.6,0.1,3.7,1c0.1,0.1,0.1,0.1,0.2,0 c2.4-1.3,4.9-2.6,7.3-3.9c1.5-0.8,3-1.6,4.5-2.4c0.1,0,0.1-0.1,0.1-0.2c-0.3-2.3,1.2-4.5,3.5-5C24.1,0.1,24.5,0,24.8,0z\"\/><\/default:g><\/default:svg><\/button><\/div>\n<p><br \/>\n<br \/><a href=\"https:\/\/www.nasa.gov\/image-detail\/artemis-ii-countdown-demonstration-test-6\/?rand=771643\">Source link <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Artemis II crewmembers (left to right) NASA astronauts Christina Koch, mission specialist; and Victor Glover, pilot; CSA (Canadian Space Agency) astronaut Jeremy Hansen, mission specialist; and NASA astronaut Reid Wiseman,&hellip; <\/p>\n","protected":false},"author":1,"featured_media":800043,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-800042","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nasa-i-o-d"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/800042","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=800042"}],"version-history":[{"count":0,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/800042\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/800043"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=800042"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=800042"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=800042"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}