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  • Pluto, the Kuiper Belt, and the Outer Solar System

    Young Astronomers Blog, Volume 29, Number 6. Remember Pluto? Pluto was discovered in 1930 and for over seventy years was considered the ninth planet. Pluto is small, and from the beginning, really didn’t fit in with the rest of the planets. It was an oddball located way out in the Solar System. But, for many…