Super Heavy booster

Booster 23

Cryo Proof
Type
Booster
Block
Block 3
Current stage
Cryo Proof
Location
TBD
Facing
TBD
Milestones
3

Production timeline

  1. Cryo Proof16 OCT '26
    It may be hot in South Texas but Starship Booster 23 was nice as frosty over at Massey's, as it underwent an extended cryo test over the course of 12 hours yesterday, as part of its pre-launch testing
  2. Stacking25 SEP '26
    Booster 23 fully stacked.
  3. Spotted14 AUG '26
    Booster 23 (sixth Block 3 Super Heavy) stacking underway in Mega Bay 1; first spotted and stacking commenced Aug 14 2026.