NASA to Discuss Second Hot Fire Test of Rocket for Artemis Moon Missions NASA will host a media teleconference at 9 a.m. EST Friday, Feb.19, to discuss the final test in the Green Run testing series for the core stage of the Space Launch System (SLS) rocket that will launch the agency’s Artemis I mission. http://www.nasa.gov/press-release/nasa-to-discuss-second-hot-fire-test-of-rocket-for-artemis-moon-missions