avaruuslentäjiä
Avaruuslentäjiä, commonly known as astronauts or cosmonauts depending on the country of origin, are individuals trained, equipped, and deployed by human spaceflight programs to command, pilot, or serve as crew members of a spacecraft. The term "avaruuslentäjä" is Finnish and translates directly to "space flyer" or "space pilot." The selection and training of avaruuslentäjiä are rigorous, involving extensive physical and psychological evaluations, as well as specialized education in fields such as engineering, physics, and medicine.
The primary role of avaruuslentäjiä is to operate spacecraft, conduct scientific experiments, and perform tasks outside
Throughout history, numerous individuals have served as avaruuslentäjiä, pushing the boundaries of human exploration. The first