Marco Sieber
ESA astronaut · Switzerland · Born 1989 · age 37
Marco Sieber is read about 25 times a day, in 5 languages.
A typical day, 30 days to 19 October 2026
The middle day of the days counted, so one week of news cannot move it. The line under it is the last 119 days, one point a day.
Something wrong?Marco Alain Sieber is a Swiss astronaut and medical doctor. Sieber graduated from Gymnasium Burgdorf in Switzerland in 2007 and later joined the Swiss Army's Special Forces Commando, achieving the rank of Sergeant.
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About this person
Marco Alain Sieber is a Swiss astronaut and medical doctor. Sieber graduated from Gymnasium Burgdorf in Switzerland in 2007 and later joined the Swiss Army's Special Forces Commando, achieving the rank of Sergeant. He earned a Doctor of Medicine degree in 2015 from the University of Bern, specialising in robotic surgery, and received a specialist diploma in pre-hospital emergency and rescue medicine in 2021. He was selected as a member of the 2022 European Space Agency Astronaut Group.
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