Planetoids

The largest asteroids are called planetoids.

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Planetoids

  • planetoid is another term for asteroids, which are also called minor planets.
  • planetoids are small celestial bodies that orbit the Sun.
  • minor planets can be dwarf planets, asteroids, trojans, centaurs, Kuiper belt objects, and other trans-Neptunian objects.

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Other planetiods

  • Objects in Kuiper Belt
    –  region of the solar system beyond the orbit of Neptune, believed to contain many comets, asteroids, and other small bodies made largely of ice.
    –  including Pluto and Charon are often termed Trans-Neptunian Objects (TNOs) because they are located beyond the orbit of the planet Neptune.
    –  more than 100,000 Kuiper Belt Objects (KOBs) have been discovered.
    –  70,000+ KBOs that are more than 60 miles in diameter.
  • in the outer reaches of KBOs
    –  more than 80 AU from the Sun; astronomers have recently discovered several objects that rival or greater in size of Pluto.
  • the largest object
    Eris – it has a diameter of about 1,562 miles and also has a single moon – Disnomia.

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