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Story summary
- The Kuiper Belt lies beyond Neptune, containing ancient relics and possibly hidden planets.
- Since the 1990s, astronomers have cataloged about 4,000 Kuiper Belt objects.
- The Vera C. Rubin Observatory and the James Webb Space Telescope will survey the belt to fill knowledge gaps about the solar system's contents, including the kernel at 44 astronomical units.
- Pluto, discovered over 50 years ago, was the first Kuiper Belt Object identified.
