Description: 柯伊伯帶是外太陽系的一個冰凍小天體帶，大部分位於海王星軌道之外，其中的大多數天體與太陽的距離為 40-48 個天文單位。

柯伊伯帶中的天體大多很小，但也有包括冥王星在內的幾顆矮行星。與小行星帶中的小天體和矮行星不同，柯伊伯帶中的天體大多由冰凍的水、甲烷和氨組成。

Related Terms:

• Neptune
• Pluto
• Solar System
• Oort Cloud

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

This is an automated transliteration of the simplified Chinese translation of this term

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