Description: 柯伊伯带是外太阳系的一个冰冻小天体带，大部分位于海王星轨道之外，其中的大多数天体与太阳的距离为 40-48 个天文单位。

柯伊伯带中的天体大多很小，但也有包括冥王星在内的几颗矮行星。与小行星带中的小天体和矮行星不同，柯伊伯带中的天体大多由冰冻的水、甲烷和氨组成。

Related Terms:

• 海神
• 冥王星
• 太阳系
• 奥尔特云

Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher
The translation of this term and its definition is still awaiting approval

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