It's just another Kuiper Belt object.

它只是柯伊伯带天体的一员。

Pluto is now considered a dwarf planet dwelling in the Kuiper belt.

冥王星现在被认定为一颗处于柯伊伯带中的矮行星。

Astronomers expect yet-undiscovered Kuiper Belt objects may rival even Pluto.

天文学家预计柯依伯带中可能会发现比冥王星大的天体。

They used the Herschel space telescope to examine Comet Hartley 2, which originated in the Kuiper Belt.

他们使用赫歇尔太空望远镜来观测哈特利2号，这颗来自柯伊伯带【2】的彗星。

So far there are just five confirmed dwarf planets, including the most famous Kuiper Belt object, Pluto.

目前只有5颗小行星被确认为矮行星，包括柯伊伯带里最有名的星体——冥王星。