Space Situational Awareness Satellites

2011 – ESA: SSA

ESA also maintains a space situational awareness program with increasing support from its member nations. Numerous close encounters between orbital debris and Germany’s five SAR-Lupe radar reconnaissance satellites and an urgent…

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2011 – U.S. Space Surveillance Network

A series of SSN upgrades are underway. In 2011, a DARPA-funded space surveillance telescope underwent testing. After nine years of development, the new telescope, located at White Sands Missile Range,…

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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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Space Situational Awareness

With more business and investment in space infrastructure and services, many discussions, studies, and opportunities surrounding space situational awareness (SSA) occurred during 2016. Knowing what might happen or is happening…

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2014 – U.S.: GSSAP, ANGELS, and SBSS

In February 2014, the USAF took the unusual step of publicly announcing the existence of classified space situational awareness satellites. In the initial announcement, General William Shelton stated that the…

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2014 – Canada: Sapphire

Launched in February 2013 and fully operational as of January 2014, the Canadian Department of National Defence’s (DND’s) Sapphire satellite was designed to provide data about space objects orbiting the…

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Infrastructure: Space Infrastructure – TSR 2015

Infrastructure: Space Infrastructure - TSR 2015 examines global human spaceflight operations, launch vehicles from all spacefaring nations, communications satellite constellations, PNT satellites, Earth observation and remote sensing satellites, defense satellites,…

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