{"id":800831,"date":"2026-02-22T15:32:33","date_gmt":"2026-02-22T20:32:33","guid":{"rendered":"https:\/\/spaceweekly.com\/?p=800831"},"modified":"2026-02-22T15:32:33","modified_gmt":"2026-02-22T20:32:33","slug":"artemis-ii-nasa-prepares-to-roll-back-rocket-to-assembly-building-will-not-launch-in-march","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=800831","title":{"rendered":"Artemis II: NASA prepares to roll back rocket to assembly building, will not launch in March"},"content":{"rendered":"<p> <br \/>\n<\/p>\n<div>\n<p><head><\/p>\n<p><meta charset=\"utf-8\"\/><\/p>\n<p>\t\t<!-- Global site tag (gtag.js) - Google Analytics --><\/p>\n<p>\t<meta http-equiv=\"X-UA-Compatible\" content=\"IE=Edge\"\/><\/p>\n<p>    <!-- Web Experience Toolkit (WET) \/ Bo&icirc;te &agrave; outils de l'exp&eacute;rience Web (BOEW)\n    wet-boew.github.io\/wet-boew\/License-en.html \/ wet-boew.github.io\/wet-boew\/Licence-fr.html --><br \/>\n    <title>Artemis II: NASA prepares to roll back rocket to assembly building, will not launch in March | Canadian Space Agency<\/title><\/p>\n<p>    <meta content=\"width=device-width,initial-scale=1\" name=\"viewport\"\/><br \/>\n    <!-- Meta data --><\/p>\n<p>    <meta name=\"dcterms.description\" content=\"NASA is rolling back the SLS rocket to the Vehicle Assembly Building to resolve an issue. March is no longer an option for the launch.\"\/><br \/>\n\t<meta name=\"description\" content=\"NASA is rolling back the SLS rocket to the Vehicle Assembly Building to resolve an issue. March is no longer an option for the launch.\"\/><\/p>\n<p>\t<meta name=\"dcterms.creator\" content=\"Canadian Space Agency\"\/><br \/>\n\t<meta name=\"dcterms.title\" content=\"Artemis II: NASA prepares to roll back rocket to assembly building, will not launch in March\"\/><br \/>\n\t<meta name=\"dcterms.issued\" title=\"W3CDTF\" content=\"2026-02-22\"\/><br \/>\n\t<meta name=\"dcterms.modified\" title=\"W3CDTF\" content=\"2026-02-22\"\/><br \/>\n\t<meta name=\"dcterms.subject\" title=\"scheme\" content=\"Artemis II: NASA prepares to roll back rocket to assembly building, will not launch in March\"\/><br \/>\n \t<meta name=\"dcterms.language\" title=\"ISO639-2\" content=\"eng\"\/><br \/>\n\t<meta name=\"dcterms.accessRights\" content=\"2\"\/><\/p>\n<p>\t<meta name=\"gcaaterms.sitename\" content=\"CSA-ASC\"\/><\/p>\n<link href=\"https:\/\/www.asc-csa.gc.ca\/dist\/gcweb\/v15.2.1\/gcweb\/assets\/favicon.ico\" rel=\"icon\" type=\"image\/x-icon\"\/>\n\t<link rel=\"stylesheet\" href=\"https:\/\/www.asc-csa.gc.ca\/dist\/gcweb\/v15.2.1\/gcweb\/css\/theme.min.css\"\/>\n\t<noscript><link rel=\"stylesheet\" href=\"https:\/\/www.asc-csa.gc.ca\/dist\/gcweb\/v15.2.1\/wet-boew\/css\/noscript.min.css\"\/><\/noscript><\/p>\n<link rel=\"stylesheet\" href=\"https:\/\/www.asc-csa.gc.ca\/css\/institution-4.0.css?1771792223700\"\/>\n\t<link rel=\"stylesheet\" href=\"https:\/\/www.asc-csa.gc.ca\/css\/institution\/return-to-top.css\"\/>\n<p>    <meta property=\"fb:app_id\" content=\"533670243330291\"\/><\/p>\n<p>    <meta property=\"og:type\" content=\"website\"\/><br \/>\n    <meta property=\"og:url\" content=\"https:\/\/www.asc-csa.gc.ca\/eng\/news\/articles\/2026\/2026-02-22-artemis-ii-nasa-prepares-roll-back-rocket-to-assembly-building-will-not-launch-in-march.asp\"\/><br \/>\n    <meta property=\"og:title\" content=\"Artemis II: NASA prepares to roll back rocket to assembly building, will not launch in March\"\/><br \/>\n    <meta property=\"og:description\" content=\"NASA is rolling back the SLS rocket to the Vehicle Assembly Building to resolve an issue. March is no longer an option for the launch.\"\/><br \/>\n    <meta property=\"og:image\" content=\"https:\/\/www.asc-csa.gc.ca\/images\/actualites\/nouvelles\/2026-01-19-artemis-II-la-fusee-sls-et-le-vaisseau-orion-transferes-a-l-aire-de-lancement-id-19738-og.jpg\"\/><br \/>\n    <meta property=\"og:site_name\" content=\"Canadian Space Agency\"\/><\/p>\n<p>    <meta name=\"twitter:card\" content=\"summary_large_image\"\/><br \/>\n    <meta name=\"twitter:url\" content=\"https:\/\/www.asc-csa.gc.ca\/eng\/news\/articles\/2026\/2026-02-22-artemis-ii-nasa-prepares-roll-back-rocket-to-assembly-building-will-not-launch-in-march.asp\"\/><br \/>\n    <meta name=\"twitter:image\" content=\"https:\/\/www.asc-csa.gc.ca\/images\/actualites\/nouvelles\/2026-01-19-artemis-II-la-fusee-sls-et-le-vaisseau-orion-transferes-a-l-aire-de-lancement-id-19738-og.jpg\"\/><br \/>\n    <meta name=\"twitter:title\" content=\"Artemis II: NASA prepares to roll back rocket to assembly building, will not launch in March\"\/><br \/>\n    <meta name=\"twitter:description\" content=\"NASA is rolling back the SLS rocket to the Vehicle Assembly Building to resolve an issue. March is no longer an option for the launch.\"\/><br \/>\n    <meta name=\"twitter:site\" content=\"@csa_asc\"\/><\/p>\n<link rel=\"alternate\" hreflang=\"en\" href=\"https:\/\/www.asc-csa.gc.ca\/eng\/news\/articles\/2026\/2026-02-22-artemis-ii-nasa-prepares-roll-back-rocket-to-assembly-building-will-not-launch-in-march.asp\"\/>\n\t\t<link rel=\"alternate\" hreflang=\"fr\" href=\"https:\/\/www.asc-csa.gc.ca\/fra\/actualites\/nouvelles\/2026\/2026-02-22-artemis-ii-retour-lanceur-sls-au-hall-d-assemblage-lancement-n-aura-pas-lieu-en-mars.asp\"\/>\n\t\t<link rel=\"alternate\" hreflang=\"x-default\" href=\"https:\/\/www.asc-csa.gc.ca\/eng\/news\/articles\/2026\/2026-02-22-artemis-ii-nasa-prepares-roll-back-rocket-to-assembly-building-will-not-launch-in-march.asp\"\/>\n<link rel=\"canonical\" href=\"https:\/\/www.asc-csa.gc.ca\/eng\/news\/articles\/2026\/2026-02-22-artemis-ii-nasa-prepares-roll-back-rocket-to-assembly-building-will-not-launch-in-march.asp\"\/>\n<p><!-- InvitationManager Files -->\n<link rel=\"stylesheet\" href=\"https:\/\/www.asc-csa.gc.ca\/dist\/invitation-manager\/Overlay.css\"\/>\n<!-- End InvitationManager Files --> <\/p>\n<p>    \t<!--<link href=\"https:\/\/www.asc-csa.gc.ca\/css\/nom.css\" media=\"screen, print\" rel=\"stylesheet\" type=\"text\/css\">--><\/p>\n<p><\/head><br \/>\n<body vocab=\"http:\/\/schema.org\/\" typeof=\"WebPage\" id=\"wp_automatic_ReadabilityBody\"><\/p>\n<nav>\n<\/nav>\n<header>\n<div id=\"wb-bnr\" class=\"container\">\n<div class=\"row\">\n<section id=\"wb-lng\" class=\"col-xs-3 col-sm-12 pull-right text-right\">\n<h2 class=\"wb-inv\">Language selection<\/h2>\n<\/section>\n<section id=\"wb-srch\" class=\"col-lg-offset-4 col-md-offset-4 col-sm-offset-2 col-xs-12 col-sm-5 col-md-4\">\n<h2>Search<\/h2>\n<\/section><\/div>\n<\/p><\/div>\n<hr\/>\n<nav id=\"wb-bc\" property=\"breadcrumb\">\n<h2>You are here:<\/h2>\n<\/nav>\n<\/header>\n<p>\t\t<main property=\"mainContentOfPage\" typeof=\"WebPageElement\" class=\"container\" id=\"top\"><br \/>\n\t\t\t<i class=\"fas fa-chevron-up\"\/><span class=\"wb-inv\">Top of page<\/span><\/p>\n<p><!-- ***************************************************************************** --><br \/>\n<!-- DEBUT DU CONTENU --><br \/>\n<!-- ***************************************************************************** --><\/p>\n<div class=\"row hidden-xs\">\n<div class=\"col-md-12 mrgn-bttm-md\">\n<figure>\n\t\t\t\t<br \/>\n\t\t           <\/figure>\n<\/p><\/div>\n<\/div>\n<p><time>2026-02-22<\/time><\/p>\n<p><span title=\"National Aeronautics and Space Administration\">NASA<\/span> will be rolling back the Artemis\u00a0<abbr title=\"Two\">II<\/abbr> <abbr title=\"Space Launch System\">SLS<\/abbr> rocket and Orion spacecraft to the Vehicle Assembly Building (<abbr>VAB<\/abbr>) at the Kennedy Space Center in Florida observing interrupted flow of helium in the rocket\u2019s interim cryogenic propulsion stage (<abbr>ICPS<\/abbr>). Weather pending, the roll back will take place on <time datetime=\"2026-02-24\">Tuesday, February\u00a024<\/time>.<\/p>\n<p>The <abbr title=\"Interim cryogenic propulsion stage\">ICPS<\/abbr> helium bottles are used to purge the engines, as well as for liquid hydrogen and liquid oxygen tank pressurization. The systems worked correctly during both wet dress rehearsals held in <time datetime=\"2026-02\">February<\/time>. During a routine repressurization operation during the night of <time datetime=\"2026-02-21\">February\u00a021<\/time>, the team was unable to get helium flow through the vehicle.<\/p>\n<p><span title=\"National Aeronautics and Space Administration\">NASA<\/span> is investigating potential faults, but accessing and remediating any of these issues can only be performed in the <abbr title=\"Vehicle Assembly Building\">VAB<\/abbr>. This removes the <time datetime=\"2026-03\">March<\/time> launch opportunities from consideration. <\/p>\n<p><span title=\"National Aeronautics and Space Administration\">NASA<\/span> will hold a press briefing in the coming days to discuss rollback and plans for the Artemis\u00a0<abbr title=\"Two\">II<\/abbr> test flight. Stay tuned for updates.<\/p>\n<h2>Explore further<\/h2>\n<p><!-- ***************************************************************************** --><br \/>\n<!-- FIN DU CONTENU --><br \/>\n<!-- ***************************************************************************** --><\/p>\n<div class=\"pagedetails\">\n<dl id=\"wb-dtmd\">\n<dt>Date modified: <\/dt>\n<dd><time property=\"dateModified\">2026-02-22<\/time><\/dd>\n<\/dl>\n<\/div>\n<p><\/main><\/p>\n<footer id=\"wb-info\">\n<h2 class=\"wb-inv\">About this site<\/h2>\n<div class=\"gc-main-footer\">\n<div class=\"container\">\n<nav>\n<h3>Government of Canada<\/h3>\n<h4><span class=\"wb-inv\">Themes and topics<\/span><\/h4>\n<\/nav><\/div>\n<\/p><\/div>\n<\/footer>\n<p><!-- InvitationManager Files --><\/p>\n<p><!-- End InvitationManager Files --><\/p>\n<link href=\"https:\/\/www.asc-csa.gc.ca\/dist\/fontawesome\/6.5.1\/css\/all.min.css\" rel=\"stylesheet\"\/>\n<link href=\"https:\/\/www.asc-csa.gc.ca\/dist\/fontawesome\/5.14.0\/css\/all.min.css\" rel=\"stylesheet\"\/>\n<p><\/body>\n<\/div>\n<p><br \/>\n<br \/><a href=\"https:\/\/www.asc-csa.gc.ca\/eng\/news\/articles\/2026\/2026-02-22-artemis-ii-nasa-prepares-roll-back-rocket-to-assembly-building-will-not-launch-in-march.asp?rand=771661\">Source link <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Artemis II: NASA prepares to roll back rocket to assembly building, will not launch in March | Canadian Space Agency Language selection Search You are here: Top of page 2026-02-22&hellip; <\/p>\n","protected":false},"author":1,"featured_media":800832,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-800831","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-CSA"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/800831","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=800831"}],"version-history":[{"count":0,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/800831\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/800832"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=800831"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=800831"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=800831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}