1. A method comprising: displaying images on a display, the display having a central axis; determining a gaze axis with respect to the central axis; determining a target object in the displayed images based on the gaze axis; and adjusting the displayed images on the display to move the target object towards the central axis, wherein adjusting the displayed images on the display comprises moving the target object at a tracking rate and adjusting the tracking rate based on a difference between the gaze axis and the central axis.