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The Medium-gain Antenna of the MESSENGER Spacecraft

This article describes the design and performance of the medium-gain antenna developed for the MESSENGER spacecraft. The electrical design and performance will be presented, as well as the mechanical design that was necessary to endure the harsh missio...
On August 3, 2004, the MESSENGER probe 1 was launched on its six-year journey to the planet Mercury. The acronym MESSENGER derives from MErcury Surface, Space ENvironment, GEochemistry and Ranging. Commissioned by NASA, and built and operated by the Johns Hopkins University Applied Physics Laboratory (JHU/APL), the probe carries...
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