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Jul 13, 2015 · For more than 70 years, Pluto was one of nine planets recognised in our Solar System. But in 2006, it was relegated to the status of dwarf planet by the International Astronomical Union...
Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of bodies beyond the orbit of Neptune. It is the ninth-largest and tenth-most- massive known object to directly orbit the Sun .
Pluto was once our ninth planet, but is now a dwarf planet. Learn about its discovery, exploration, features, and more from NASA's official website.
Dwarf planet Pluto is a member of a group of objects that orbit in a disc-like zone beyond the orbit of Neptune called the Kuiper Belt. This distant realm is populated with thousands of miniature icy worlds, which formed early in the history of our solar system about 4.5 billion years ago.
Dec 29, 2023 · A controversial article that argues for Pluto's planetary status, despite the IAU's reclassification as a dwarf planet in 2006. The author challenges the criteria of planetary definition and cites the history, exploration and uniqueness of Pluto.
Learn how the International Astronomical Union defined the term planet in 2006 and why Pluto was demoted to a dwarf planet. Find out the scientific reasoning and the public reaction to the change in the solar system.
Oct 13, 2022 · Pluto, officially a dwarf planet, has surprising complexity on its surface. While certainly a world, not everyone agrees it is a planet.
