Sławosz Uznański-Wiśniewski

Sławosz Uznański-Wiśniewski is a Polish astronaut and engineer working at the European Space Agency, formerly employed at CERN. In June 2025, he became the second Polish national to go... Wikipedia

• Born:  Sławosz Uznański, April 12, 1984, Łódź, Poland
• Age:  41 years
• Previous occupation:  Engineer in Charge of the Large Hadron Collider, CERN
• Time in space:  20 days, 2 hours and 59 minutes
• Selection:  2022 ESA Group
• Missions:  Axiom Mission 4
• Data source:  DuckDuckGo