{"id":583288,"date":"2026-10-22T06:51:50","date_gmt":"2026-10-21T20:51:50","guid":{"rendered":"http:\/\/www.vibewire.com.au\/?guid=28feca8c8bc82c954c6da68f99292558"},"modified":"2026-10-22T06:51:50","modified_gmt":"2026-10-21T20:51:50","slug":"nasa-conducts-rs-25-engine-test-in-support-of-future-artemis-missions","status":"publish","type":"post","link":"https:\/\/www.vibewire.com.au\/?p=583288","title":{"rendered":"NASA Conducts RS-25 Engine Test in Support of Future Artemis Missions"},"content":{"rendered":"<div id=\"\" class=\"padding-top-5 padding-bottom-3 width-full maxw-full hds-module hds-module-full alignfull wp-block-nasa-blocks-article-intro\">\n<div class=\"width-full maxw-full article-header\">\n<div class=\"margin-bottom-2 width-full maxw-full\">\n<p class=\"label carbon-60 margin-0 margin-bottom-3 padding-0\">2 min read<\/p>\n<h1 class=\"display-48 margin-bottom-2\">Preparations for Next Moonwalk Simulations Underway (and Underwater)<\/h1>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"hds-image-carousel grid-container grid-container-block padding-top-4 padding-bottom-4 hds-module hds-module-full alignfull wp-block-nasa-blocks-image-carousel\">\n<div id=\"carousel-wrapper-carousel-6ad9337eac266\" class=\"hds-carousel-wrapper\">\n<div class=\"image-carousel-slider margin-0\" id=\"image-carousel-slider-carousel-6ad9337eac266\"\n\t\t\t\tdata-client-id=\"carousel-6ad9337eac266\"\n\t\t\t\tdata-variation=\"carousel\"\n\t\t\t\tdata-autoplay=\"\" \n\t\t\t\tdata-autoplay-speed=\"2000\" \n\t\t\t\tdata-play-pause=\"\" \n\t\t\t\tdata-transition-type=\"slide\"\n\t\t\t\tdata-progress=\"\"\n\t\t\t\tdata-progress-labels=\"\"\n\t\t\t\tdata-start-label=\"Start\"\n\t\t\t\tdata-end-label=\"End\"\n\t\t\t\tdata-labels-initialized=\"true\"><\/p>\n<div class=\"display-block width-full\" data-label=\"\">\n<figure class=\"margin-0\">\n<div class=\"hds-cover-wrapper hds-image-carousel-slide margin-bottom-2\">\n<div class=\"hds-media-wrapper margin-left-auto margin-right-auto\">\n<figure class=\"hds-media-inner hds-cover-wrapper hds-media-ratio-cover \"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?w=1024\" class=\"attachment-large size-large\" alt=\"RS-25 engine No. 10001 undergoes a hot fire test on the Fred Haise Test Stand at NASA\u2019s Stennis Space Center in Mississippi on October 21, 2026.\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" loading=\"eager\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg 5568w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=300,200 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=768,512 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=1024,683 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=1536,1024 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=2048,1365 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=400,267 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=600,400 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=900,600 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=1200,800 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00947h.jpg?resize=2000,1333 2000w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><figcaption class=\"hds-caption padding-y-2\">\n<div class=\"hds-caption-text p-sm margin-0\">NASA conducts a hot fire of RS-25 engine No. 10001 on the Fred Haise Test Stand at NASA\u2019s Stennis Space Center near Bay St. Louis, Mississippi, on Oct. 21, 2026. <\/div>\n<div class=\"hds-credits\">NASA\/Danny Nowlin<\/div>\n<\/figcaption><\/div>\n<\/p><\/div>\n<\/figure><\/div>\n<div class=\"display-block width-full\" data-label=\"\">\n<figure class=\"margin-0\">\n<div class=\"hds-cover-wrapper hds-image-carousel-slide margin-bottom-2\">\n<div class=\"hds-media-wrapper margin-left-auto margin-right-auto\">\n<figure class=\"hds-media-inner hds-cover-wrapper hds-media-ratio-cover \"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?w=1024\" class=\"attachment-large size-large\" alt=\"RS-25 engine No. 10001 undergoes a hot fire test on the Fred Haise Test Stand at NASA\u2019s Stennis Space Center in Mississippi on October 21, 2026.\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" loading=\"lazy\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg 4230w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=300,200 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=768,512 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=1024,683 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=1536,1024 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=2048,1365 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=400,267 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=600,400 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=900,600 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=1200,800 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00943h.jpg?resize=2000,1333 2000w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><figcaption class=\"hds-caption padding-y-2\">\n<div class=\"hds-caption-text p-sm margin-0\">NASA conducts a hot fire of RS-25 engine No. 10001 on the Fred Haise Test Stand at NASA\u2019s Stennis Space Center near Bay St. Louis, Mississippi, on Oct. 21, 2026. <\/div>\n<div class=\"hds-credits\">NASA\/Danny Nowlin<\/div>\n<\/figcaption><\/div>\n<\/p><\/div>\n<\/figure><\/div>\n<div class=\"display-block width-full\" data-label=\"\">\n<figure class=\"margin-0\">\n<div class=\"hds-cover-wrapper hds-image-carousel-slide margin-bottom-2\">\n<div class=\"hds-media-wrapper margin-left-auto margin-right-auto\">\n<figure class=\"hds-media-inner hds-cover-wrapper hds-media-ratio-cover \"><img decoding=\"async\" width=\"1024\" height=\"681\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?w=1024\" class=\"attachment-large size-large\" alt=\"RS-25 engine No. 10001 undergoes a hot fire test on the Fred Haise Test Stand at NASA\u2019s Stennis Space Center in Mississippi on October 21, 2026.\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" loading=\"lazy\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg 5550w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=300,199 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=768,511 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=1024,681 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=1536,1021 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=2048,1362 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=400,266 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=600,399 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=900,598 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=1200,798 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2026\/10\/ssc-20261021-s00941h.jpg?resize=2000,1330 2000w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><figcaption class=\"hds-caption padding-y-2\">\n<div class=\"hds-caption-text p-sm margin-0\">NASA conducts a hot fire of RS-25 engine No. 10001 on the Fred Haise Test Stand at NASA\u2019s Stennis Space Center near Bay St. Louis, Mississippi, on Oct. 21, 2026. <\/div>\n<div class=\"hds-credits\">NASA\/Danny Nowlin<\/div>\n<\/figcaption><\/div>\n<\/p><\/div>\n<\/figure><\/div>\n<\/p><\/div>\n<div class=\"hds-carousel-nav display-flex margin-left-auto margin-right-0\" data-carousel-id=\"image-carousel-slider-carousel-6ad9337eac266\">\n\t\t\t\t<button class=\"hds-carousel-nav-arrow hds-carousel-arrow-prev\"><br \/>\n\t\t\t\t\t<svg version=\"1.1\" x=\"0px\" y=\"0px\" width=\"9px\" height=\"9px\" viewBox=\"0 0 9 9\"><path class=\"st0\" d=\"M3.5,4.5l3.7-3.6L6.3,0L1.8,4.5L6.3,9l0.9-0.9L3.5,4.5z\"><\/path><\/svg><br \/>\n\t\t\t\t<\/button><br \/>\n\t\t\t\t\t\t\t<button class=\"hds-carousel-nav-arrow hds-carousel-arrow-next margin-right-0\"><br \/>\n\t\t\t\t\t<svg version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" x=\"0px\" y=\"0px\" width=\"9px\" height=\"9px\" viewBox=\"0 0 9 9\"><path class=\"st0\" d=\"M5.5,4.5L1.8,8.1L2.7,9l4.5-4.5L2.7,0L1.8,0.9L5.5,4.5z\"><\/path><\/svg><br \/>\n\t\t\t\t<\/button>\n\t\t\t<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<p class=\"wp-block-paragraph\">NASA tested RS-25 engine No. 10001 on Oct. 21 on the Fred Haise Test Stand at NASA\u2019s Stennis Space Center near Bay St. Louis, Mississippi.<\/p>\n<p class=\"wp-block-paragraph\">Test teams fired the developmental engine for almost eight-and-a-half minutes (500 seconds), the same amount of time RS-25 engines fire during launch of NASA\u2019s SLS (Space Launch System) rocket.<\/p>\n<p class=\"wp-block-paragraph\">During the test, operators also fired the engine up to the 111% power level, matching the thrust needed for new production engines to launch the SLS rocket and the Orion spacecraft to orbit.<\/p>\n<p class=\"wp-block-paragraph\">The main objectives of the test were to acceptance test RS-25 flight components for future Artemis missions and validate the new thermal protection system, which protects the RS-25 engine nozzle from the thermal environment surrounding SLS during launch.<\/p>\n<p class=\"wp-block-paragraph\">While this developmental engine will not be used in flight, the hot fire test provides NASA and NASA\u2019s prime contractor L3Harris Technologies with the capability to capture critical data to improve engine performance and reliability.<\/p>\n<p class=\"wp-block-paragraph\">Four RS-25 engines produce up to 2 million pounds of combined thrust to help launch the SLS rocket for each Artemis mission.<\/p>\n<p class=\"wp-block-paragraph\">All RS-25 engines are tested and proven flightworthy at NASA Stennis prior to use. Tests are conducted by a team of operators from NASA, L3Harris, and Nova Space Solutions.<\/p>\n<div id=\"\" class=\"nasa-gb-align-center nasa-button-link padding-y-1 padding-x-0 hds-module aligncenter wp-block-nasa-blocks-related-link\">\n\t<a href=\"https:\/\/www.nasa.gov\/humans-in-space\/artemis\/\"  class=\"button-primary button-primary-md link-external-false\" aria-label=\"Learn More About Artemis\"><br \/>\n\t\t<span class=\"line-height-alt-1\">Learn More About Artemis<\/span><br \/>\n\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><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\"><\/path><\/svg><br \/>\n\t<\/a><\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>NASA tested RS-25 engine No. 10001 on Oct. 21 on the Fred Haise Test Stand at NASA\u2019s Stennis Space Center near Bay St. Louis, Mississippi. Test teams fired the developmental engine for almost eight-and-a-half minutes (500 seconds), the same amount of time RS-25 engines fire during launch of NASA\u2019s SLS (Space Launch System) rocket. During [\u2026]<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[19355,15679,20379],"tags":[],"class_list":["post-583288","post","type-post","status-publish","format-standard","hentry","category-rs-25","category-stennis-space-center","category-stennis-test-facility-and-support-infrastructure"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"NASA tested RS-25 engine No. 10001 on Oct. 21 on the Fred Haise Test Stand at NASA\u2019s Stennis Space Center near Bay St. Louis, Mississippi. Test teams fired the developmental engine for almost eight-and-a-half minutes (500 seconds), the same amount of time RS-25 engines fire during launch of NASA\u2019s SLS (Space Launch System) rocket. 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