| Jan Kowalski | Marcos Berríos | 
| Geburtsdatum | 01.01.1984 | 
| Nationalität | American | 
| Weltraumagentur | National Aeronautics and Space Administration (NASA) | 
| Status | Schulung | 
| Astronautentyp | Staatliche Agentur | 
| Wikipedia | https://en.wikipedia.org/wiki/Marcos_Berr%C3%ADos | 
Marcos Berríos is a US Air Force major who grew up in Guaynabo, Puerto Rico. While a reservist in the Air National Guard, Berríos worked as an aerospace engineer for the US Army Aviation Development Directorate at Moffett Federal Airfield in California. He is a test pilot who holds a bachelor’s degree in mechanical engineering from the Massachusetts Institute of Technology and a master’s degree in mechanical engineering as well as a doctorate in aeronautics and astronautics from Stanford University. A distinguished pilot, Berríos has accumulated more than 110 combat missions and 1,300 hours of flight time in more than 21 different aircraft. Exact date of birth unknown.