We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these ...

Uranus and Neptune have been called the “ice giants” for decades. But in new research, that nickname might be more a misnomer ...

Uranus and Neptune are the two furthest planets in the Solar System and have been visited only once by human spacecraft – by ...

Neptune retrograde enters Pisces on Oct. 22, which invites you to sit with what's unhealed or unclear. Here's what the ...

Point a laser at the planet Neptune tonight and it'll take 4 hours for the beam to arrive. For light itself, the fastest thing in the universe, to need so much time to get there, you'd guess the ...

Astronomers used a telescope in Hawaii to find a new object on the outer edges of our solar system, helping to fuel evidence of a long-standing theory about Planet Nine, or Planet X. For years, ...

"The complexity of the exo-Neptunian landscape provides offers a unique window onto the processes involved in the formation and evolution of planetary systems." ...