Final answer:
The potential discovery of a Kuiper Belt object larger than Pluto challenges our current understanding of celestial bodies in the outer solar system by expanding our knowledge of the diversity and size range of objects in this region.
Step-by-step explanation:
The potential discovery of a Kuiper Belt object larger than Pluto challenges our current understanding of celestial bodies in the outer solar system by expanding our knowledge of the diversity and size range of objects in this region. It suggests that there may be more large bodies in the Kuiper Belt that have not yet been discovered. This challenges the conventional view that Pluto is the largest object in the Kuiper Belt and highlights the need for further exploration and study of this region of the solar system.