Space exploration is always an exciting journey, and the Kuiper Belt is no exception. According to a recent study by researchers at the University of Arizona, the Kuiper Belt is home to a mysterious puzzle. The study suggests that the Kuiper Belt - a distant region of objects beyond Neptune – is composed of two distinct populations. The first population is composed of objects that are small and dark, suggesting they are made of primitive material that has been present since the formation of the Solar System. The second population, however, is composed of much larger and brighter objects, suggesting they are made of more complex material. This intriguing puzzle has researchers wondering what could have caused the two distinct populations and what other secrets the Kuiper Belt may hold.

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source: Phys.org