A dual axis solar tracker system, the system comprising: a frame, the frame having a frame side one, a frame side two, the frame side two is parallel to the frame side one, a first cross beam, the first crossbeam is connected between the frame side two and the frame side one perpendicularly, and a second cross beam, the second cross beam is connected between the frame side two and the frame side one, and is parallel to the first beam, and an at least one frame side one bearing, the at least one frame side one bearing is connected to the frame side one; an at least one frame side two bearing, the at least one frame side two bearing is connected to the frame side two exactly opposite to the at least one frame side one bearing; an at least one solar panel, the at least one solar panel is coupled to the at least one frame side one bearing on the frame side one and further coupled to the at least one frame side two bearing on the frame side two; an upper beam, the upper beam is below to the frame side one; an at least one selectively flexible bracket, the at least one selectively flexible bracket is connected between the upper beam and the at least one frame side one bearing; an at least one first supporting pillar(l 18); an at least one second supporting pillar; a lower beam, the lower beam forms a perpendicular sliding pair with the at least one first supporting pillar and the at least one second supporting; an at least one first supporting pillar bearing, the at least one first supporting pillar bearing is connected between the at least one first supporting pillar and the first cross beam; an at least one second supporting pillar bearing, the at least one second supporting pillar bearing is connected between the at least one second supporting pillar and the second cross beam; an at least one first strut, the at least one first Strut is connected between the first cross beam and the lower beam through an at least one first spherical joint and an at least one second spherical joint; an at least one second strut, the at least one second strut is connected between the second cross beam and the lower beam through an at least one third spherical joint and an at least one fourth spheric al jo int; an upper beam actuator, the upper beam actuator is connected to the upper beam at one end and further connected to the first cross beam at the other end; and a lower beam actuator, the lower beam actuator is connected to the lower beam at one end and connected to the at least one first supporting pillar at the other end; wherein, translation motion of the upper beam is along the length of frame side one, wherein, the plane of rotation of the at least one frame side one bearing and the at least one frame side two bearing is parallel to translation motion of the upper beam, wherein, translation motion of the lower beam is along the length of frame side two, wherein, the plane of rotation of the first supporting pillar bearing and the second supporting pillar bearing is perpendicular to translation motion of the lower beam, wherein, the at least one first spherical joint connects one end of the at least one first strut and the first cross beam and the at least one second spherical joint connects another opposite end of the at least one first strut and the lower beam, wherein, the at least one third spherical joint connects one end of the at least one second strut and the second cross beam and the at least one fourth spherical joint connects another opposite end of the at least one second strut and the lower beam, wherein, the system is a four-bar linkage mechanism, such that the at least one first supporting pillar and the at least one second supporting pillar together act as the fixed link, the frame acts as the rotating link and the lower beam acts as the translating link and the at least one first strut and the at least one second strut together act as the fourth link connecting the frame and the lower beam and thus in the designed configuration, the translation of the lower beam causes rotation of the frame.