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  1. Pluto & Dwarf Planets - Science@NASA

    Apr 29, 2025 · Our solar system has five dwarf planets: In order of distance from the Sun they are: Ceres, Pluto, Haumea, Makemake, and Eris.

  2. Dwarf planet - Wikipedia

    A dwarf planet is a small planetary-mass object that is in direct orbit around the Sun, massive enough to be gravitationally rounded, but insufficient to achieve orbital dominance like the eight classical …

  3. Our 5 Dwarf Planets | Britannica

    This Encyclopedia Britannica list explores our solar system’s five dwarf planets.

  4. 8 Planets & 19 Dwarf Planets | Solar System | GO ASTRONOMY

    There are two dwarf planets located in the Main (asteroid) belt. There are 16 widely-recognized dwarf planets located in the Kuiper belt past Neptune. The outer Kuiper belt is sometimes called the …

  5. What are dwarf planets, and how many are there? | Live Science

    Jul 5, 2025 · In 2006, Pluto was famously demoted from a planet to a dwarf planet. It remains the most famous dwarf planet today, but there are others in our solar system, including potentially...

  6. Dwarf Planets in Our Solar System - Science Notes and Projects

    Jan 31, 2023 · 3 Dwarf Planets: Pluto, Eris, and Ceres most closely meet the criteria for dwarf planets. Some astronomers exclude Ceres because of its location and consider it a large asteroid, but not a …

  7. Dwarf Planets in Our Solar System | Canadian Space Agency

    Each known dwarf planet in our solar system is actually smaller than Earth's Moon! As the authority on the naming and classification of celestial objects, the International Astronomical Union officially …

  8. Dwarf Planets of our Solar System - The Planets Today

    A description of each of the solar system dwarf planets and the history of our knowledge of them.

  9. Meet the Solar System's five official dwarf planets

    Apr 19, 2023 · The International Astronomical Union currently recognizes five dwarf planets: Ceres, Pluto, Haumea, Makemake, and Eris.

  10. Dwarf Planets - Laboratory for Atmospheric and Space Physics

    The only difference between a planet and a dwarf planet is the area surrounding each celestial body. A dwarf planet has not cleared the area around its orbit, while a planet has. Since the new definition, …