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Space Situational Awareness Satellites

Ground Components


2016 – Russia: SSA – Snapshot

The Russian Space Surveillance System (RSSS) consists of a network of ground-based radars and optical telescopes, operated by the Russian Defense Ministry’s Space Control Center (TSKKP), which is responsible for…

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2016 – ESA: SSA – Snapshot

As more European-made satellites are launched into Earth’s orbit, more Europeans are realizing the importance of space traffic management (STM) and space situational awareness (SSA). The European Space Agency (ESA)…

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2013 – U.S. Space Surveillance Network

Space situational awareness (SSA) is an important national security mission with strong dual-use applications. SSA systems are dedicated to tracking and characterizing every object in Earth’s orbit, making sure objects…

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2012 – ESA: SSA

Europe is investing in a pan-European SSA capability through an ESA program that was initiated in 2009. Investment of €## million (US$## million) was initially requested for full-scale development, but…

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Ground Components

The United States currently operates the most capable SSA system, the Space Surveillance Network (SSN). The SSN is composed of stations based around the globe that use a combination of…

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