LuGRE consists of a weak-signal GNSS receiver, a high-gain L-band patch antenna the requisite amplification and filter circuits, designed to track a number of GPS and Galileo signals. Designed by ...

Its Lunar GNSS Receiver Experiment (LuGRE), with the assistance of the Italian Space Agency, has become the first device to track and observe Earth-based navigation signals on the surface of the Moon.