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# Ariane 6 flies with new P160C boosters, lifts heaviest payload in its history
- URL: https://sovereigntymonitor.eu/news/2026-06-17-ariane6-va269-p160c-boosters/
- Published: 2026-06-17T12:00:00.000Z
- Updated: 2026-09-01T10:50:19.000Z
- Description: Arianespace flew Ariane 64 mission VA269 from Kourou on 17 June, the first flight with four upgraded P160C solid boosters carrying 14 tonnes more propellant each, lifting 36 Amazon Leo satellites in what it called the heaviest payload an Ariane rocket has flown.
- Author: Reidar Balstad
- Tags: Defence and space, #news, #verified

Verified [European Space Agency press material, 17 June 2026](https://www.esa.int/ESA%5FMultimedia/Images/2026/06/First%5FAriane%5F6%5Fliftoff%5Fwith%5FP160C-based%5Fboosters?ref=sovereigntymonitor.eu)

**What it does not test.** Does not show that Ariane 6's launch cadence or price has become competitive with reusable rockets.

**How this item counts.** No movement: no answer to who owns, who operates, whose law governs or who made the parts changes. Weight 0\. Booster upgrade flight on already-sovereign Ariane 6; no ownership or operator change. [European Sovereignty Index](https://sovereigntymonitor.eu/sovereignty-index/)