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.

This celestial body, possibly a rogue planet or a brown dwarf, has puzzled astronomers ... The James Webb Space Telescope has captured groundbreaking images of Westerlund 1, a supermassive star ...

The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects.

Together, dwarf planets can help scientists learn a lot ... Instead of seeing a cold, cratered and rocky world, New Horizons beamed back images revealing Pluto to be a surprisingly geologically ...

It is not one of the largest impact craters on the dwarf planet. Images from Dawn's camera system show that a crater wall rises above the crater floor. Sign up for Chip Chick's newsletter and get ...

For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

Astronomers on Monday confirmed they've taken the first picture of a newborn planet. The planet ... a type of failed star called a brown dwarf. Researchers now hope to use the new image to ...

Today NASA said that the Dawn spacecraft has fallen out of contact with Earth, presumably because it’s run out of the thruster… Read More The once-mysterious bright spots shining on the surface of the ...

Using today's most powerful X-ray missions, NASA's Chandra X-ray Observatory and ESA's (European Space Agency's) XMM-Newton, they now have a much clearer picture ... planet falling onto the white ...

Using today’s most powerful X-ray missions they now have a much clearer picture of this decades ... pulled onto the white dwarf, as the death knell from a planet that was destroyed by the ...

A blue atmosphere, smooth areas, and youthful mountain ranges - this dwarf planet is full of surprises. When NASA's New Horizons probe flew past Pluto in July 2015, the images it returned astonished ...