SpaceX Booster 20 completes record-duration static fire

SpaceX’s Starship Booster 20 completed a record‑setting static‑fire test, firing all 33 Merlin engines for a duration that surpassed every previous attempt. The test, conducted at the company’s Boca Chica launch site, was part of the company’s ongoing efforts to validate the booster’s propulsion system ahead of future orbital missions. Engineers monitored engine performance, thrust stability, and thermal loads, confirming that the vehicle can sustain the high‑pressure conditions required for a launch.

The achievement marks a significant milestone in SpaceX’s rapid development cycle. By pushing the static‑fire duration beyond prior limits, the company demonstrates increased confidence in the booster’s reliability and readiness for the next stage of flight testing. Following the successful test, SpaceX plans to refine the propulsion system, address any remaining anomalies, and schedule the booster’s first powered flight. The record‑breaking static fire underscores SpaceX’s aggressive timeline and its commitment to advancing reusable launch vehicle technology.