NASA Builds Welding Test Article for SLS Exploration Upper StageNASA completed manufacturing of a hydrogen tank barrel that will be tested as a weld confidence article for the Space Launch System (SLS) rocket’s Exploration Upper Stage (EUS).Read More Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/nasa-builds-welding-test-article-sls-exploration-upper-stage/Copy URL to clipboard> DownloadShareSize1041x694px