NASA’s Space Launch System Engine Testing Heats UpNASA engineers successfully conducted the second in a series of RS-25 flight controller tests on May 23, 2017, stepping closer to deep-space exploration with the world’s most-powerful rocket.Read More Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/nasas-space-launch-system-engine-testing-heats-up/Copy URL to clipboard> DownloadShareSize1041x694px