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About 165 Earth years makes one Neptunian year.
165 个地球年等于一个海王星年。
What about trojans and centaurs and comets and trans-Neptunian objects?
特洛伊木马、半人马、彗星和跨海王星天体呢?
The acronym trans-Neptunian objects is TNOs.
跨海王星天体的首字母缩写词是 TNOs。
Author and astronomer David Whitehouse joined Dan Damon, who asked how long is a Neptunian day.
丹•戴蒙问,在海王星上一天是多长?让天文学家兼作家大卫•惠特豪斯来为您解答。
There are estimated to be billions of trans-Neptunian objects, even if at this moment, we have only discovered around 3000 of them.
据估计,海王星外天体有数十亿个,即使目前我们只发现了大约 3000 个。
The planet Neptune has been used as a reference and setting in various films and works of fiction:
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