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# EU's Sentinel-4 instrument launches aboard EUMETSAT's MTG-S1 satellite
- URL: https://sovereigntymonitor.eu/news/2025-07-01-copernicus-sentinel-4-launch/
- Published: 2025-07-01T12:00:00.000Z
- Updated: 2026-10-19T16:00:15.000Z
- Description: The EU's Sentinel-4 instrument launched on 1 July 2025 aboard EUMETSAT's MTG-S1 satellite from Cape Canaveral on a SpaceX Falcon 9. It is Copernicus's first geostationary sensor, giving hourly European air quality readings.
- Author: Reidar Balstad
- Tags: Defence and space, #news, #verified, #editor-read

Verified Editor-read [European Commission, Defence Industry and Space, 2 July 2025](https://defence-industry-space.ec.europa.eu/copernicus-sentinel-4s-successful-launch-enhance-eu-pollution-monitoring-2025-07-02%5Fen?ref=sovereigntymonitor.eu)

**What it does not test.** It does not establish European launch independence, since the satellite flew on a US Falcon 9 rocket.

**How this item counts.** This item is dated before the index starts on 1 January 2026, so it does not count in the [European Sovereignty Index](https://sovereigntymonitor.eu/sovereignty-index/).

**How this item was made.** Drafted by an AI system (Claude (Anthropic)) from the source cited above; read and approved by the editor on 2026-10-19\. [How the record is made](https://sovereigntymonitor.eu/method/#how-the-record-is-made)