ParisAriane 6 may fly 1 or 2 more times in 2026, not 3 or 4.

ArianeGroup and Arianespace said they must adjust this year’s mission schedule after additional production-line checks.

Reports say engineers found a turbopump anomaly in August ground tests, and turbopumps feed propellant into the engine’s combustion chamber.

The companies say the industrial ramp-up to 9-10 launches a year by 2027 remains on track.

Officials are deciding whether to repair the pump in French Guiana or replace it.

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European Spaceflight
identifies engine turbopump as root cause discovered in August, quantifies impact as 1-2 launches instead of 3-4 planned

Sources: European Spaceflight