Neptune is an ice giant, composed primarily of hydrogen, helium, and methane, with a hot, dense fluid of icy materials above a small rocky core. Neptune has 14 known moons and at least five main rings ...

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.

NASA and private space company Firefly have released unprecedented images showing an eclipse and a sunset from the Moon. The video clips and accompanying pictures provide ...

To see Uranus and Neptune, you'll need a telescope, NASA said. Uranus will appear in the Aries constellation, and Neptune will be in Pisces, Star Walk said. The display will only be visible for a ...