Astronomy › lesson 12 of 100 · Beginner

Dwarf Planets and Asteroids

Dwarf planets and asteroids are small solar system bodies.

The discovery of Pluto in 1930 is a great example of how our understanding of the solar system has evolved. Initially, Pluto was considered to be the ninth planet in our solar system, but later it was reclassified as a dwarf planet. This reclassification led to the definition of dwarf planets and asteroids as small solar system bodies.

These small bodies are typically found in the outer reaches of the solar system, and they can provide valuable insights into the formation and evolution of our solar system.

Asteroids are mostly found in the asteroid belt between Mars and Jupiter, while dwarf planets are found in the outer reaches of the solar system.

示例

• PlutoA dwarf planet in the outer reaches of the solar system
• CeresThe largest object in the asteroid belt
• ErisA dwarf planet in the outer reaches of the solar system

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