avaruusaikaan
Avaruusaikaan is a Finnish term that translates to "space age" in English. It refers to the period of human history characterized by the exploration and development of spaceflight. This era began in the mid-20th century and continues to the present day. Key milestones in the space age include the launch of Sputnik 1 by the Soviet Union in 1957, marking the dawn of the space race between the USSR and the United States.
The space age has seen numerous achievements, such as the first human in space, Yuri Gagarin, in
International cooperation has become increasingly important in the space age, exemplified by projects like the International