🏢 Space Surveillance Network Organization

The paper reassesses the stability of the low Earth orbit (LEO) orbital-debris environment by updating the “critical number” framework originally associated with Kessler and Anz-Meador. While the anal

The paper by Hennessy et al. discusses the capabilities and challenges of using High-Frequency (HF) radar for space surveillance, specifically for tracking low-earth-orbit objects. HF radar systems, o

The U.S. Space Force has emphasized its vital role in recent military operations in Iran and Venezuela, particularly during Operations Midnight Hammer and Absolute Resolve in 2025 and January 2026, re