MARSIS MARSIS MARSIS (Mars Advanced Radar for Subsurface and Ionosphere Sounding) is a low frequency, pulse-limited radar sounder and altimeter developed by the University of Rome La Sapienza and Alenia Spazio (today Thales Alenia Space Italy). The Italian MARSIS instrument is operational on the European Space Agency, "Mars Express" orbiter mission. The MARSIS Principal Investigator is Giovanni Picardi from the University of Rome "La Sapienza", Italy. It features ground-penetrating radar capabilities, which uses synthetic aperture techniques and a secondary receiving antenna to isolate subsurface reflections. MARSIS identified buried basins on Mars. MARSIS was funded by ASI (Italy) and NASA (USA). On
University City, San Diego University City, San Diego University City (UC) is a community in San Diego, California, located in the northwestern portion of the city next to the University of California, San Diego. University City is bordered by La Jolla and interstate 5 to the west, Miramar and interstate 805 to the east, and North Clairemont and highway 52 to the south, giving the community a triangular shaped boundary. University City is a part of District 1 which is represented by Councilmember Barbara Bry on the San Diego City Council. The campus of the University of California, San Diego, from which the area