Super Heavy booster

Booster 21

Stacking
Type
Booster
Block
TBD
Current stage
Stacking
Location
TBD
Facing
TBD
Milestones
1

Production timeline

  1. Stacking14 JUN '26
    Booster 21 undergoing stacking in Mega Bay 1 ahead of Flight Test 14 (with Ship 41).