Mars Pathfinder Spacecraft
Mars Pathfinder spacecraft had two major components
Parts of the Lander
Power supply for the spacecraft is through gallium arsenide/germanium solar cells. The cruise power is 250-460 watts.
High gain antenna and deep space network is used to telemeter data back to earth.
Monopropellant hydrazine and eight 4.4 Newton thrusters provide propulsion to the spacecraft.