Who Controls the World's Satellites? — Two-Minute Overview
Phones, banks, power systems, weather forecasts and armed forces all depend on satellites—but no single organisation controls orbit. This two-minute overview explains who owns the hardware, why navigation is really about time, how satellites can be attacked and what makes the system resilient.
Watch the full documentary: https://www.youtube.com/watch?v=cNJijXMW20k