By: Paul Lim and Brittany Griner

 Reliable, radiation resistance, and spin stabilized  Approximately 370kg (814 pounds)  Box-like main structure 1.65 meter  Earth pointing antenna  Energy requirement

 Explore the region of space above the poles of the Sun for the first time.  Study of the Jovian magnetosphere during the Jupiter flyby  the detection of cosmic gamma ray bursts

 Solar wind speed  Solar magnetic field strength  Compositional differences of fast and slow streams  Diffusion of cosmic rays in the heliosphere