trans-neptunian object meaning in English

超海王星天体
外海王星天体

The iau further resolves that pluto is a dwarf planet by the above definition and is recognized as the prototype of a new category of trans - neptunian objects
根据上述的定义，国际天文联会进一步决定将冥王星拨归为矮行星，并成为其中一类海王星外天体的原型。
In late august 2006 , the international astronomical union passed a resolution to strip pluto s planetary status . there are now officially only eight planets in our solar system together with other small members , including asteroids , comets , dwarf planets and trans - neptunian objects
自2006年8月底，国际天文联会议决将冥王星的行星地位?夺之后，太阳系只剩下八大行星及其他的细小成员，其中包括小行星彗星矮行星和海王星外天体等。