First Super Heavy booster to complete a cryogenic proof test at the Orbital Launch Pad, as well as the first full stack cryogenic proof test for a Starship vehicle. Booster 4 is now on display at SpaceX's Rocket Garden in Boca Chica.
Booster 7 is the first Super Heavy booster with 33 Raptor 2 engines and was used for the first Starship integrated flight test with Ship 24. Lost in a launch failure.
Successful first-stage burn and transition to second stage, maximal altitude 289 km. Harmonic oscillation at T+5 minutes Premature engine shutdown at T+7 min 30 s. Failed to reach orbit.