At 7:15 a.m. Central Time on September 22, a 75-minute window will open over South Texas, and inside it SpaceX will attempt something it has never quite managed before: placing Starship's upper stage into a stable orbit around Earth. Thirteen test flights have carried the programme to this moment, each one edging the world's largest rocket closer to the capability that SpaceX's entire future depends upon.

What makes Flight 14 different from its predecessors is not only the orbital ambition but the commercial dimension attached to it. SpaceX intends to deploy 26 third-generation Starlink V3 satellites — the first batch of a planned network of roughly 10,000 — meaning that, for the first time, a Starship launch would generate actual revenue for the company's launch division. The July flight did release V3 prototypes, but those were deliberately allowed to burn up in the atmosphere after approximately 20 minutes, serving purely as a test of the deployment mechanism. This time, the satellites are meant to stay up.

The stakes extend well beyond a single launch. Since SpaceX went public in June — in what was reported as the largest IPO in history — investors have been watching to see whether Starship can deliver the high launch cadence that was promised during the listing process. Elon Musk has stated that the company intends to retire both the Falcon 9 and Falcon Heavy rockets once Starship is flying reliably several times per week, freeing up engineering and production resources. That transition cannot begin until the rocket proves it can reach orbit, return safely, and be turned around quickly.

Not everything will be attempted on this flight.