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outer planet

/ˈaʊtər ˈplænɪt/

翻译: 太阳系中轨道位于小行星带之外的行星,即木星、土星、天王星和海王星。这些行星通常体积较大,主要由气体和冰组成,并比内行星拥有更多的卫星和环系统。

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B2formalcommonscientific/ˈaʊtər ˈplænɪt/

A planet in the solar system whose orbit lies beyond the asteroid belt, specifically Jupiter, Saturn, Uranus, and Neptune. These planets are generally larger, composed mainly of gas and ice, and have more moons and ring systems than inner planets.

  • 🇨🇳太阳系中轨道位于小行星带之外的行星,即木星、土星、天王星和海王星。这些行星通常体积较大,主要由气体和冰组成,并比内行星拥有更多的卫星和环系统。
  1. Planets beyond the asteroid belt B2 formal

    Any of the four planets in our solar system that orbit the Sun beyond the asteroid belt: Jupiter, Saturn, Uranus, and Neptune.

    • Jupiter is the largest of the outer planets.
    • The outer planets are also known as gas giants, except for Neptune which is an ice giant.
    • Astronomers study the outer planets to understand the formation of the solar system.

    🇨🇳外行星