Watch Spheres of Light: Mysterious Objects - Volume 1 (2009) : Full Movie Online Free Of all the various kinds of UFO related phenomenon that has materialized, the so called light spheres certainly hold a particularly important place. These objects have recently gained great popularity thanks in part to the studies conducted by Dr. Eltjo Haselhoff, who believes that these light spheres could be the cause behind crop circles. The lights began to appear many years ago, but why?