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Booster 12 is a Super Heavy prototype launched on Starship Flight 5 and became the first booster to be successfully caught using the chopstick system on the launch tower.
Booster 12 performed a static fire of its 33 Raptor engines in preparation for its use in the fifth Starship flight.
Booster 12 conducted a spin prime test with its Raptor engines.
Booster 12 conducted a tanking test on the orbital launch mount.
Booster 12 conducted a cryogenic proof test to verify the structural integrity of the vehicle.
Booster 12 conducted a cryogenic proof test to verify the structural integrity of the vehicle.