Trader consensus favoring 140-159 SpaceX launches in 2026 stems from the Falcon 9 fleet surpassing 100 missions by late August, driven by frequent Starlink deployments from Vandenberg and Cape Canaveral alongside crewed and commercial payloads. Booster reuse rates exceeding 20 flights per core sustain the cadence, while Starship Flight 14's planned mid-September orbital attempt marks the shift toward higher-capacity vehicles. With roughly 110 missions completed by early September and remaining windows for additional Starlink batches, Crew-13, and SDA payloads, market-implied odds align with historical acceleration patterns and current manifest momentum through year-end.