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Summary Command and Data Handling Telecommunications Electrical Power Guidance, Navigation, and Control Propulsion Structures Thermal Control Mechanisms Flight Software

The thermal control subsystem is responsible for maintaining the temperatures of each component on the spacecraft to stay within their allowable limits. It maintains these temperatures by using a combination of heaters, radiators, louvers, blankets and thermal paint.

The thermal control subsystem weighs 20.3 kilograms (44.8 pounds).