One of the Kuiper Belt Objects he identified, Eris, is the most massive celestial body found in the solar system in more than a century. Since Eris was more massive than Pluto, astronomers soon ...

Gonggong is a dwarf planet and a member of the scattered disc beyond Neptune. As of 2019, its distance from the Sun is 88 AU, and it is the sixth-farthest known Solar System object.

How big would our Solar System be if the Sun was an eleven-inch ... all the way out to Eris. Prince Frederik dies from rare genetic condition at age 22. See his dad's emotional message Campground ...