Following Booster 19's successful full-duration, full-thrust 33-engine static fire on May 7, 2026, its partner Ship 39 is set to roll out to join the booster and form the Flight 12 stack ahead of this weekend's Wet Dress Rehearsal. Since Booster 19 rolled out of Mega Bay 1, several visual and structural differences have been noted compared to its previous appearances.
Following Booster 19's successful full-duration, full-thrust 33-engine static fire on May 7, 2026, its partner Ship 39 is set to roll out to join the booster and form the Flight 12 stack ahead of this weekend's Wet Dress Rehearsal.
Booster 19 completes Static Fire as Ship 39 prepares for rollout.
