# ESA astronaut Sophie Adenot returns after 237-day ISS mission

> Sophie Adenot arrived in Cologne on Oct. 10 after Crew-12 returned to Earth and splashed down on Oct. 8. Her 237-day εpsilon mission set a new European record for a single spaceflight.

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- Section: Science
- Published: 2026-10-13T02:11:42+00:00
- Updated: 2026-10-13T02:11:42+00:00
- Event / data period: 2026-10-10
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ESA astronaut Sophie Adenot returned to Cologne on Oct. 10 after the εpsilon mission aboard the International Space Station. Crew-12, including NASA astronauts Jessica Meir and Jack Hathaway and Roscosmos cosmonaut Andrei Fedyaev, had splashed down in the Pacific on Oct. 8.

The mission lasted 237 days, 5 hours and 18 minutes, making it the longest single spaceflight by a European, more than 35 days beyond the previous record. Adenot completed three spacewalks totaling 19 hours and 42 minutes outside the station. ESA said she would spend two to three weeks in recovery and data collection at DLR’s :envihab facility in Cologne.

## Data

### Figures reported by the source

Values are limited to the event and scope described.

Methodology: Count and scope stated in the source release; no model or estimate added.

| Mission duration (days) | Scope |
|---|---|
| 237 | Total εpsilon mission duration reported by ESA; European single-flight record. |

Sources: <https://www.esa.int/Newsroom/Press_Releases/ESA_astronaut_Sophie_Adenot_returns_from_her_first_mission_to_the_International_Space_Station> · Download data: [JSON](https://newsverum.com/api/v1/articles/esa-sophie-adenot-returns-237-days-iss-2026/data/source-figures?lang=en&format=json) · [CSV](https://newsverum.com/api/v1/articles/esa-sophie-adenot-returns-237-days-iss-2026/data/source-figures?lang=en&format=csv)

## Sources

- [European Space Agency](<https://www.esa.int/Newsroom/Press_Releases/ESA_astronaut_Sophie_Adenot_returns_from_her_first_mission_to_the_International_Space_Station>) (Source checked: 2026-10-13; Published: 2026-10-10)

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