Sputnik 1: The First Artificial Satellite That Changed the World The story of the first artificial satellite is one of the most exciting chapters in human history. It was the beginning of the Space Age. On October 4, 1957, the Soviet Union…

Military space programs used to be slow-moving giants—expensive, complex, and nearly impossible to change once they were in orbit. But in 2025, the Space Development Agency (SDA) has shown that space power can move at lightning speed. In just a…