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The Planet Pluto

Kuiper Belt - The Kuiper (pronounced Ki-Per) Belt is often called our Solar System's 'final frontier.'

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NASA Solar System Exploration of the Kuiper Belt One exciting discovery to come out of the Kuiper Belt is "Quaoar" (Kwa-whar), officially known as 2002 LM60, a frozen world orbiting our sun about a billion miles beyond the orbit of Pluto.

The Nine Planets Kuiper belt Inflrmation Page In 1950 Jan Oort noticed that 1. no comet has been observed with an orbit that indicates that it came from interstellar space, 2. there is a strong tendency for aphelia of long period comet orbits to lie at a distance of about 50,000 AU, and 3. there is no preferential direction from which comets come.

Solar Views Kuiper Belt Information Page In 1950, Dutch astronomer Jan Oort hypothesized that comets came from a vast shell of icy bodies about 50,000 times farther from the Sun than Earth.

Kuiper Belt Starting in 1992, astronomers have become aware of a vast population of small bodies orbiting the sun beyond Neptune.

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