How radio telescopes work and their role in astronomy
One of the most fascinating and essential tools in astronomical observation is the radio telescope. While optical telescopes observe the universe in visible light, radio telescopes detect radio…
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Zombie satellites: wandering threats in orbit
In recent years, increasing attention has been paid to satellites orbiting Earth—not only to their active operations, but also to their defunct yet still “wandering” presence. These objects…
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The Oscar satellite and the Polish resistance: The story of a zombie satellite during the Cold War
The phenomenon of zombie satellites is not only fascinating from a technical or space research perspective, but also carries historical and political significance. The Cold War, especially under…
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The new wave of space exploration: private satellite launches
For decades, space exploration was the exclusive domain of government agencies. Launching spacecraft and satellites was strictly a state-managed enterprise. However, the past decade has brought profound change:…
