Artemis NASA digging into SLS Block 1 revival plans after getting second Mobile Launcher money by Philip Sloss May 25, 2018 written by Philip Sloss NASA has started updating plans and schedules for additional SLS Block 1 launches in the early 2020s after Washington added federal budget money for a second Mobile Launcher (ML) platform and umbilical tower in late March. Continue Reading Pages: 1 2 3 4 May 25, 2018 17 FacebookTwitterPinterestEmail