How GSSAP Watches Other Satellites
A spacecraft can change its orbit to inspect another satellite. The mechanics explain how it gets a better view; they cannot establish why it came.
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Stories about space-security
How One Missile Test Created Thousands of Orbital Hazards
Fengyun-1C shattered in 2007. Its fragments kept the motion that made it a satellite—and spread into orbits that could persist for decades.
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How Satellites Can Be Disrupted Without Being Destroyed
A service can fail at the radio link, inside a receiver or across a ground network. The symptoms reveal different things—and do not, by themselves, identify an attacker.
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How the KA-SAT Cyberattack Broke Connections on Earth
The 2022 attack disrupted satellite internet and wind-turbine monitoring. Following the ground systems explains how—and why lost remote access did not mean lost generation.
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What Is Starshield, the Government Side of SpaceX?
Starshield combines government missions with commercial space technology. Its public description makes more sense once we separate the payload, the platform, and the data link.
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Why Polyus Failed to Reach Orbit After Energia Succeeded
The Soviet Skif-DM demonstrator reached space in 1987, but orbital insertion still depended on its own engines and orientation control.
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Why the United States Shot Down USA-193
A failed satellite, a tank of hydrazine, and a ship-launched intercept: what Operation Burnt Frost established, and what its evidence cannot tell us.
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