The disappearing object phenomenon you mentioned is not a well-established or scientifically recognized phenomenon. However, if we were to consider a hypothetical scenario where an object temporarily disappears and then reappears later, there could be several possibilities as to where it went:
Hidden Dimensions: It is conceivable that the object could have moved or transitioned into hidden dimensions or parallel universes beyond our perception. In some speculative theories, such as string theory, additional spatial dimensions may exist beyond the three dimensions of space we experience. If the object were to enter and exit these hidden dimensions, it would seem to disappear and reappear from our perspective.
Temporal Anomalies: The object might have experienced a temporal anomaly, where it traveled to a different point in time before returning to the present. Such anomalies are purely hypothetical and not supported by empirical evidence, but in this scenario, the object's disappearance would be attributed to its temporary absence from the current time frame.
Perception or Illusion: The disappearance and reappearance of the object could be due to a perceptual or illusory effect. Factors such as optical illusions, misinterpretation, or sensory limitations could give the impression of an object vanishing and then reappearing when, in reality, it remained in the same location throughout.
It's important to note that these explanations are speculative and not grounded in scientific evidence. The phenomenon you describe falls outside the boundaries of our current understanding of physics. In reality, any event that seemingly violates the fundamental laws of nature would require rigorous scientific investigation to determine its cause and nature.