{"id":490406,"date":"2026-06-13T04:59:11","date_gmt":"2026-06-13T04:59:11","guid":{"rendered":"https:\/\/www.newsbeep.com\/il\/490406\/"},"modified":"2026-06-13T04:59:11","modified_gmt":"2026-06-13T04:59:11","slug":"nasa-x-59-flies-at-mach-1-4-mission-conditions","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/il\/490406\/","title":{"rendered":"NASA X-59 Flies At Mach 1.4 \u2018Mission Conditions\u2019"},"content":{"rendered":"<p>    NASA X-59 Flies At Mach 1.4 \u2018Mission Conditions\u2019 | Aviation Week<\/p>\n<p>https:\/\/aviationweek.com\/themes\/custom\/particle\/dist\/app-drupal\/assets\/AW_logo_horizontal_small_white.svg<\/p>\n<p>        <a href=\"#main-content\" class=\"visually-hidden focusable\"><br \/>\n      Skip to main content<br \/>\n    <\/a><\/p>\n<p>    <a id=\"main-content\" tabindex=\"-1\"\/>    <\/p>\n<p>        <img decoding=\"async\" src=\"https:\/\/www.newsbeep.com\/il\/wp-content\/uploads\/2026\/06\/x-59_flt19_mc_1.4m_55k_chase_6-12-26.jpg\" alt=\"Photo of June 12 flight credit NASA\" class=\"b-lazy  img \"\/><\/p>\n<p>Photo of June 12 flight.<\/p>\n<p>Credit: NASA<\/p>\n<p>  COLORADO SPRINGS\u2014NASA\u2019s X-59 Quesst low-boom supersonic demonstrator achieved Mach 1.4 at 55,000 ft. on June 12, representing the speed and altitude planned for flights over U.S. communities to measure the public response to reduced sonic booms. The first flight to hit \u201cmission conditions\u201d lasted&#8230;<\/p>\n<p>        <img decoding=\"async\" src=\"https:\/\/www.newsbeep.com\/il\/wp-content\/uploads\/2026\/04\/norrisguysized.jpg\" alt=\"\" class=\"b-lazy  img author__image \"\/><\/p>\n<p>          <a href=\"https:\/\/aviationweek.com\/author\/guy-norris\" class=\"author--teaser__name\" rel=\"nofollow noopener\" target=\"_blank\">Guy Norris<\/a><\/p>\n<p class=\"author--teaser__bio\">Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.<\/p>\n<p>            Subscription Required<\/p>\n<p>\u00a0<\/p>\n<p style=\"margin-left:25px;\">NASA X-59 Flies At Mach 1.4 \u2018Mission Conditions\u2019 is published in Aerospace Daily &amp; Defense Report, an Aviation Week Intelligence Network (AWIN) Market Briefing and is included with your AWIN membership.<\/p>\n<p style=\"margin-left:25px;\">Already a member of AWIN or subscribe to Aerospace Daily &amp; Defense Report through your company? <a href=\"https:\/\/aviationweek.com\/user\/login\" rel=\"nofollow noopener\" target=\"_blank\">Login<\/a>\u00a0with your existing email and password.<\/p>\n<p style=\"margin-left:25px;\">Not a member?\u00a0 Learn how you can access the market intelligence and data you need to stay abreast of what&#8217;s happening in the aerospace and defense community.<\/p>\n","protected":false},"excerpt":{"rendered":"NASA X-59 Flies At Mach 1.4 \u2018Mission Conditions\u2019 | Aviation Week https:\/\/aviationweek.com\/themes\/custom\/particle\/dist\/app-drupal\/assets\/AW_logo_horizontal_small_white.svg Skip to main content Photo of&hellip;\n","protected":false},"author":2,"featured_media":490407,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[85,46,141,145],"class_list":["post-490406","post","type-post","status-publish","format-standard","has-post-thumbnail","category-space","tag-il","tag-israel","tag-science","tag-space"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/posts\/490406","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/comments?post=490406"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/posts\/490406\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/media\/490407"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/media?parent=490406"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/categories?post=490406"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/il\/wp-json\/wp\/v2\/tags?post=490406"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}