Uranus is the only planet that is really in thermal equilibrium with the sun and there are two options as to why its surface appears cold. Firstly it could just actually be that Uranus is hot in ...

The answer depends on how you define coldest. Uranus boasts the lowest recorded planetary temperature in our solar system: about minus 370 degrees, according to University College London.

In the known universe, the coldest discovered planet is an exoplanet 21,526 lightyears from Earth. Here's how cold it gets. In the known universe, ...

NASA wants to explore Uranus. Here's why that won't happen until the 2040s ... "The five largest moons, predicted to be cold dead worlds, all showed evidence of recent resurfacing, ...

And that’s to say nothing of Uranus’ moons, of which there are nearly 30. Earlier this year, a different team of astronomers discovered a new moon orbiting the planet, the first to be found in ...

Confirmed for the first time, Uranus's unique aurora could help astronomers determine if other planets could support life. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries ...